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Trip from Newport, KY to Fort Smith, AR

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Jun 3, 2026 · Editorial standards

Drive Time

13h 46m

Distance

747.9 mi

1,204 km

Drive Score

6/10

Good drive

Same Day?

2-day trip

Fuel Cost

$124

one way

EV Charging

Fair

2 stations

Best Time to Leave

Save up to 37 min
4 AM
13h 34m ★
6 AM
13h 46m
8 AM
14h 11m
10 AM
13h 55m
12 PM
13h 52m
3 PM
13h 56m
5 PM
14h 10m
8 PM
13h 39m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Downtown Newport, KY, KY

Newport, KY

Vietnam Hidden Light

Downtown Fort Smith, AR, AR

Fort Smith, AR

Wikimedia Commons

Trip Overview

Newport, KY to Fort Smith, AR is 747.9 miles and takes about 13h 46m via US 412, I 40, and I 69, with a fuel budget near $132 and enough daylight to finish in a day, but it's best split over two days. This long-haul drive moves you from the Southeast region of Kentucky into Arkansas, largely following major interstates. You'll experience a significant amount of highway driving, making it a straightforward trip for those focused on covering distance efficiently. Consider this route if you need a direct path with minimal complexity.

Trip Pace

Best split across 2 days

Treat the return leg as its own travel day rather than an afterthought.

Break Rhythm

3 planned breaks

Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.

Midpoint

373.9 miles from Newport, KY

A natural place for your longest stop of the day , about 6h 56m into the drive .

Main Roads

Road Distance Duration
US 412 166 mi 3h 3m
I 40 118.6 mi 1h 58m
I 69 105.5 mi 1h 53m
Western Kentucky Parkway 98.9 mi 1h 46m
I 71 90.9 mi 1h 40m
I 65 38.7 mi 42m
US 64 33 mi 42m
I 155 29.5 mi 31m
Longest stretch: US 412 — 166 mi, about 3h 3m

Traffic on I-75

Hour-of-day weekday pattern from 14 FHWA count stations on your route.

Peak

4 PM

~5,057 veh/hr typical

Quietest

2 AM

~701 veh/hr

Peak-to-quiet ratio

7.2×

busier at peak than in the quiet hours

12a 6a noon 6p 11p

Averaged across 52 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).

Turn-by-Turn Driving Directions

Step-by-step road directions between Newport, KY and Fort Smith, AR.

1

Start on West 5th Street

0.1 mi · 24 sec · West 5th Street
Use the straight lane.
2

Turn left onto US 27; KY 8

0.1 mi · 30 sec · Monmouth Street
Use the left / straight lanes.
3

At end of road, turn left onto US 27; KY 8

439 ft · 20 sec · East 3rd Street
Use the left lane.
4

Enter roundabout onto US 27

137 ft · 2 sec · US 27
Toward US 27 North
5

Continue on US 27

0.5 mi · 1 min · US 27
Toward US 27 North
6

Continue on Broadway Street

0.1 mi · 19 sec · Broadway Street
Use the straight lane.
7

Turn left onto East 3rd Street

0.5 mi · 1 min · East 3rd Street
Use the straight / right lanes.
8

Take the ramp

0.3 mi · 43 sec
Toward I 71 South, I 75 South: Louisville, Lexington Use the straight lane.
9

Merge onto I 71

19 mi · 23 min · I 71
Use the straight / slight right lanes.
10

Take the exit onto I 71

72 mi · 1 hr 17 min · I 71
Exit 173 Toward I 71 South: Louisville Use the straight / slight right lanes.
11

Take the exit

0.4 mi · 44 sec
Exit 5 Toward I 264 West: Watterson Expressway Use the slight left lane.
12

Continue on I 264

10.0 mi · 13 min · Henry Watterson Expressway
Use the straight / slight right lanes.
13

Take the exit

0.2 mi · 14 sec
Exit 12 Toward I 65, KY 61: Nashville, Indianapolis Use the straight / slight right lanes.
14

Keep slight left at fork

0.2 mi · 15 sec
Toward I 65: Nashville, Downtown Louisville, Indianapolis Use the straight / slight right lanes.
15

Keep slight left at fork

1.0 mi · 1 min
Toward I 65 South: Nashville
16

Merge onto I 65

39 mi · 42 min · I 65
Use the straight / slight right lanes.
17

Take the exit

0.2 mi · 26 sec
Exit 91C-A Toward KY 61 South: Elizabethtown, Paducah, Western Kentucky Parkway Use the straight / slight right lanes.
18

Keep slight right at fork

0.2 mi · 31 sec
Exit 91C-B Toward US 31W: Elizabethtown, Paducah, Western Kentucky Parkway West
19

Keep slight left at fork

0.3 mi · 41 sec
Toward Paducah, Elizabethtown
20

Merge onto Western Kentucky Parkway

98 mi · 1 hr 45 min · Western Kentucky Parkway
21

Continue on Western Kentucky Parkway

0.8 mi · 54 sec · Western Kentucky Parkway
Exit 38A
22

Merge onto I 69

37 mi · 40 min · I 69
23

Keep slight right at fork onto I 69

16 mi · 17 min · I 69
Exit 68B Toward I 24 West, I 69 South: Paducah
24

Keep slight left at fork onto I 69

52 mi · 55 min · I 69
Exit 25A
25

Take the exit onto US 51

0.2 mi · 24 sec · US 51
Toward Union City, Memphis
26

Keep slight left at fork

189 ft · 5 sec
Toward Martin
27

Turn right onto US 45W

478 ft · 6 sec · US 45W
28

Continue on US 45W; US 51

4.8 mi · 5 min · US 45W; US 51
Exit Future I 69
29

Continue on TN 690

11 mi · 12 min · TN 690
30

Turn right

142 ft · 4 sec
31

Merge onto US 51

28 mi · 32 min · West Reelfoot Boulevard
Use the straight / slight right lanes.
32

Continue on I 155

29 mi · 31 min · I 155
Toward Saint Louis
33

Continue on US 412; MO 84

14 mi · 16 min · US 412; MO 84
34

Turn left onto US 412

1.4 mi · 1 min · US 412
35

Enter roundabout onto US 412

256 ft · 3 sec · US 412
36

Continue on US 412

56 mi · 1 hr 6 min · US 412
37

Take the exit onto US 412

95 mi · 1 hr 38 min · US 412
38

Take the exit onto US 64

0.4 mi · 49 sec · US 64
Toward US 64 West, I 57 Business North: Beebe, Conway
39

Keep slight right at fork onto US 64

33 mi · 41 min · US 64
Toward US 64 West: Conway
40

Take the exit

0.4 mi · 57 sec
41

Merge onto I 40; US 65

119 mi · 1 hr 58 min · I 40; US 65
42

Take the exit onto US 71

6.5 mi · 7 min · US 71
Toward I 540 South, US 71 South: Fort Smith
43

Take the exit

0.2 mi · 33 sec
Exit 6 Toward Grand Avenue
44

Turn right onto Grand Avenue

1.9 mi · 3 min · Grand Avenue
45

Arrive at destination

Grand Avenue

Trip Plan

Given the 13h 46m duration, planning for two days is highly recommended to avoid excessive fatigue. Aim to depart early in the morning on day one to maximize your driving time. With 3 planned stops, consider spacing them out roughly every 4-5 hours of driving. Watch for the transition from US 412 to I 40 as a key point to re-evaluate your progress and rest needs. Ensure your fuel tank is full before heading into the 166-mile stretch on US 412, as services might be less frequent there.

Morning Departure

Start early — leave by 6-7 AM to arrive at a reasonable hour.

Evening Departure

This is a long drive — plan for a morning departure or consider splitting it into two days.

This drive is better paced as a 2-day trip.
Plan roughly 3 meaningful breaks for fuel, food, and rest.
The halfway point lands around 373.9 miles from Newport, KY, or about 6h 56m into the drive.
The longest continuous stretch on this route runs about 166 miles.

Consider an overnight stop or starting very early.

Departure

Before you leave

Start with fuel, water, and navigation already sorted so the first hour feels easy.

First stop

Around 165 miles or 3h 9m in

Use this first pause for coffee, a restroom break, and a quick traffic check ahead.

Halfway reset

Around 373.9 miles or 6h 56m in

This is the best place for your longest stop, a real meal, and a full fuel check.

Overnight split

Day 1 wrap after about 373.9 miles or 6h 56m

Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.

Final approach

Final hour starts around 12h 42m

Traffic, exits, and arrival timing usually matter more near Fort Smith, AR than in the middle of the route.

Before You Leave

+

Open the route before leaving Newport, KY so your first major turns are already loaded.

+

Leave with enough water and a charging cable within reach, not packed away.

+

Check your fuel range against the first long segment, especially if you are starting outside city service areas.

+

Pick one backup stop option before the midpoint in case traffic changes your pacing.

+

Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.

Day 1

Settle into the route from Newport, KY

Aim for roughly 374 miles and 6.9 hours of wheel time on this day.

Day 2

Finish the approach into Fort Smith, AR

Aim for roughly 374 miles and 6.9 hours of wheel time on this day.

Your first comfortable stop window is around 165 miles from Newport, KY.
This route usually feels better as a 2-day drive than as one long push.
Plan about 3 real breaks rather than only quick fuel stops.
The longest stretch is on US 412 for about 166 miles.

Where to Stop

Rest stops, refuel points, and overnight suggestions along this route.

city and county seat of Warren, Kentucky, United States

First major stop

Coffee and fuel

Bowling Green, KY

247 mi into the route

Best for: Coffee, fuel, and an easy first stretch

This is a natural early stop once the first hours of the drive are behind you.

city in Mississippi County, Arkansas, USA

Second major stop

Overnight candidate

Blytheville, AR

494 mi into the route

Best for: Hotel check-in, dinner, and a fresh start

This lines up well with a realistic day-end stop if you are breaking the drive into stages.

Find hotels in Blytheville, AR

Overnight Options

Night 1

Fulton, KY

374 mi · about 6.9h in

A practical overnight split lands near Fulton, KY after about 374 miles or 6.9 hours of driving.

Find hotels

Pacing Suggestions

Bowling Green, KY

Fuel and coffee

A short stop after about 165 miles helps settle the day before fatigue starts building.

Hickman, KY

Meal break

The midpoint is around 373.9 miles from Newport, KY, which is a good place for a longer meal and fuel stop.

Before the longest stretch

Fuel check

Top up before US 412 if your tank is already low. That segment runs about 166 miles.

Overnight split

Hotel stop

For a steadier pace, wrap day one after about 374 miles or 6.9 hours on the road.

These stop ideas are pacing suggestions — the exact town or exit can change with traffic, hotel plans, and fuel range.

Stops Along Your Drive

Picked by where they fit in your drive — first break, midpoint reset, final stretch.

Best meal stop

La Mexicana Restaurant

4.4 ★ ★ ★ ★ ☆

Newport, Kentucky

Near the start, right off the route

0.2 mi from route $10 to $20

Hours: 11 am–9:30 pm

+18592616112

George's Restaurant

4.6 ★ ★ ★ ★ ★

Fort Smith, Arkansas

0.4 mi

Pepper Pod Restaurant

4.3 ★ ★ ★ ★ ☆

Newport, Kentucky

0.2 mi

Best coffee break · home stretch

Crossy Coffee

5.0 ★ ★ ★ ★ ★

Fort Smith, Arkansas

Near the end, right off the route

Home stretch · 0min to go 0.6 mi from route ~1 min detour $1 to $10

Hours: 7 am–5 pm

+14792858615

Visit website

La Palma Cuban Restaurant and Bakery

4.7 ★ ★ ★ ★ ★

Louisville, Kentucky

1.1 mi

Lola's Coffee + Bar

4.6 ★ ★ ★ ★ ★

Cincinnati, Ohio

1.1 mi

La Mexicana Restaurant

4.4 ★ ★ ★ ★ ☆

Near the start, right off the route

0.2 mi from route $10 to $20

Newport, Kentucky

Hours: 11 am–9:30 pm

+18592616112

George's Restaurant

4.6 ★ ★ ★ ★ ★

Near the end, right off the route

Home stretch 0.4 mi from route ~1 min detour $10 to $20

Fort Smith, Arkansas

Hours: 10 am–8 pm

+14797851199

Visit website

Pepper Pod Restaurant

4.3 ★ ★ ★ ★ ☆

Near the start, right off the route

0.2 mi from route ~1 min detour $10 to $20

Newport, Kentucky

Hours: 8 am–8 pm

+18594317455

Visit website

Phở Việtnam

4.7 ★ ★ ★ ★ ★

Near the end, right off the route

Home stretch 0.8 mi from route ~2 min detour $10 to $20

Fort Smith, Arkansas

Hours: 10:30 am–8 pm

+14797823227

Visit website

Riverside Korean Restaurant

4.7 ★ ★ ★ ★ ★

Near the start, right off the route

0.9 mi from route ~2 min detour $20 to $30

Covington, Kentucky

Hours: 11 am–2:30 pm

+18592911484

Visit website

Coppin's Restaurant & Bar

4.5 ★ ★ ★ ★ ★

Near the start, right off the route

0.9 mi from route ~2 min detour $20 to $30

Covington, Kentucky

Hours: 7 am–11 pm

+18599056800

Visit website

Sotto

4.7 ★ ★ ★ ★ ★

Near the start, short detour

1.1 mi from route ~3 min detour $50 to $10

Cincinnati, Ohio

Hours: 11 am–2 pm

+15138225154

Visit website

Chef Jose Salazar • Mita's Restaurant | Downtown Cincinnati Restaurant & Tapas

4.7 ★ ★ ★ ★ ★

Near the start, short detour

1.2 mi from route ~3 min detour $50 to $10

Cincinnati, Ohio

Hours: 5–10 pm

+15134216482

Visit website

Crossy Coffee

5.0 ★ ★ ★ ★ ★

Near the end, right off the route

Home stretch 0.6 mi from route ~1 min detour $1 to $10

Fort Smith, Arkansas

Hours: 7 am–5 pm

+14792858615

Visit website

La Palma Cuban Restaurant and Bakery

4.7 ★ ★ ★ ★ ★

Near the start, short detour

First break 1.1 mi from route ~3 min detour $10 to $20

Louisville, Kentucky

Hours: 11:30 am–8 pm

+15029197074

Visit website

Lola's Coffee + Bar

4.6 ★ ★ ★ ★ ★

Near the start, short detour

1.1 mi from route ~3 min detour $1 to $10

Cincinnati, Ohio

Hours: 7 am–6 pm

Visit website

The Kidd Coffee Co.

4.7 ★ ★ ★ ★ ★

Near the start, short detour

1.2 mi from route ~3 min detour $1 to $10

Cincinnati, Ohio

Hours: 6:30 am–3 pm

+15132221915

Visit website

Deeper Roots Coffee

4.7 ★ ★ ★ ★ ★

Near the start, short detour

1.3 mi from route ~3 min detour $1 to $10

Cincinnati, Ohio

Hours: 6:30 am–6 pm

+15133812141

Visit website

Urbana Cafe Atlas Building

4.6 ★ ★ ★ ★ ★

Near the start, short detour

1.1 mi from route ~3 min detour $1 to $10

Cincinnati, Ohio

Hours: 7 am–5 pm

+15137212233

Visit website

Heine Brothers Coffee - Outer Loop

4.4 ★ ★ ★ ★ ☆

Near the start, short detour

First break 1.6 mi from route ~4 min detour $1 to $10

Louisville, Kentucky

Hours: 6 am–7 pm

+15026183254

Visit website

Kay's Kitchen

4.5 ★ ★ ★ ★ ★

Around the midpoint, short detour

Early stretch 1.5 mi from route ~4 min detour $10 to $20

Princeton, Kentucky

Hours: 5:30 am–8 pm

+12703652709

Visit website

EV Connect Charging Station

5.0 ★ ★ ★ ★ ★

Later in the drive, short detour

Final third 2.3 mi from route ~6 min detour

Newport, Arkansas

Hours: Open 24 hours

+18668167584

Visit website

Blink Charging Station

3.0 ★ ★ ★ ☆ ☆

Later in the drive, ~11 min detour

Final third 4.6 mi from route ~11 min detour

Newport, Arkansas

Hours: Open 24 hours

+18889982546

Visit website

Overlook Rest Area - Westbound

0 mi from route

Tennessee Welcome Center

0.1 mi from route

Ozark Rest Area – Eastbound

0.1 mi from route

Ozark Rest Area - Westbound

0.1 mi from route

Big Piney Rest Area – Eastbound

0.1 mi from route

Love's Travel Stop

0.1 mi from route

Flying J Travel Center

0.1 mi from route

Pilot Travel Center

0.1 mi from route

Pilot Travel Center

0.1 mi from route

Pilot Travel Center

0.1 mi from route

Pilot Travel Center

0.1 mi from route

WK Truck Stop

0.1 mi from route

Beaver Dam Rest Stop

0.1 mi from route

Love's Travel Stop

0.1 mi from route

Love's Travel Stop

0.1 mi from route

TA

0.1 mi from route

Service Plaza

0.1 mi from route

Big Piney Rest Area - Westbound

0.1 mi from route

Boone County (Florence) Rest Area Northbound

0.2 mi from route

Love's Travel Stop

0.2 mi from route

Love's Travel Stop

0.2 mi from route

Love's Travel Stop

0.2 mi from route

Mr. Fuel Travel Center

0.2 mi from route

Pilot Travel Center

0.2 mi from route

TA

0.2 mi from route

Pilot Travel Center

0.2 mi from route

Oldham County (Crestwood) Northbound Rest Area

0.2 mi from route

Oldham County (Crestwood) Southbound Rest Area

0.2 mi from route

Love's Travel Stop

0.2 mi from route

Love's Travel Stop

0.2 mi from route

Service Plaza

0.2 mi from route

TA

0.2 mi from route

Service Plaza

0.2 mi from route

Love's Travel Stop

0.3 mi from route

Bullitt County Welcome Center

0.3 mi from route

Service Plaza

0.3 mi from route

Newport Truck Plaza

0.3 mi from route

Service Plaza

0.3 mi from route

Service Plaza

0.3 mi from route

Boone County (Florence) Welcome Center Southbound

0.4 mi from route

Service Plaza

0.5 mi from route

Service Plaza

0.5 mi from route

Service Plaza

0.7 mi from route

Flying J Travel Center

1 mi from route

Pilot Travel Center

1.4 mi from route

Service Plaza

2.3 mi from route

Louisville Zoo

4.5 ★ ★ ★ ★ ★

Near the start, ~9 min detour

First break 3.6 mi from route ~9 min detour

Louisville, Kentucky

Hours: 10 am–6 pm

+15024592181

Visit website

American Sign Museum

4.8 ★ ★ ★ ★ ★

Near the start, ~11 min detour

4.3 mi from route ~11 min detour

Cincinnati, Ohio

Hours: 10 am–4 pm

+15135416366

Visit website

O'Dolly's Lounge and Restaurant

4.3 ★ ★ ★ ★ ☆

Near the start, ~11 min detour

First break 4.4 mi from route ~11 min detour $10 to $20

Louisville, Kentucky

Hours: 7 am–2 pm

+15023751690

Visit website

Place data sourced from public business listings. Hours and availability may vary.

Heads-up: tricky spots

5 of 35

5 decision points cluster between mile 0.1 and 143.3 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

7
0.1 mi into trip | ~0m in | US 27; KY 8 / Monmouth Street

Turn left onto US 27; KY 8 / Monmouth Street

Lane positioning matters here

Use the left / straight lanes.
8
103.1 mi into trip | ~2h in

Take the exit toward I 65, KY 61: Nashville, Indianapolis

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Exit 12 Toward I 65, KY 61: Nashville, Indianapolis
9
103.2 mi into trip | ~2h in

Keep slight left at fork toward I 65: Nashville, Downtown Louisville, Indianapolis

Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Toward I 65: Nashville, Downtown Louisville, In...
8
143.1 mi into trip | ~2h 45m in

Take the exit toward KY 61 South: Elizabethtown, Paducah, Western Kentucky Parkway

Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one

Use the straight / slight right lanes. Exit 91C-A Toward KY 61 South: Elizabethtown, Paducah, Wes...
8
143.3 mi into trip | ~2h 45m in

Keep slight right at fork toward US 31W: Elizabethtown, Paducah, Western Kentucky Parkway West

Highway fork - watch signs carefully. Multiple destination signs - pick the right one

Exit 91C-B Toward US 31W: Elizabethtown, Paducah, Western...

Fuel & Cost

Regular Gas

$124.35 one way

$248.69 round trip

$4.22/gal 25.4 MPG avg 262 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.60 $135.45 $270.89
premium $5.18 $152.61 $305.23
diesel $5.35 $157.53 $315.06

No toll roads detected on this route.

Estimated Trip Cost (one way, 1 person)

Fuel

$124

Hotel (1n)

$80–$140

Meals

$50–$100

Total

$254–$364

Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.

Estimated CO2 emission: 261.7 kg one way. Prices: EIA weekly data, 2026-06-01.

Driving Electric?

About $79 in charging · 2 stops · 66% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 224.4 2 $78.53 $35.90
Efficient EV 187 2 $65.44 $29.92
EV Truck/SUV 299.2 3 $104.71 $47.87

Gas CO2

262 kg

EV CO2

88 kg (66% less)

Plan for 2 charging stops, roughly every 270 miles. Allow 25-40 minutes per stop at a DC fast charger.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Jun 1, 2026

Origin

Newport, KY

Afternoon in Newport on Wednesday

Local time

3:05 PM

EDT

Current temp

77°F

Chance Rain Showers

NE 6 mph 4% chance Live forecast

Flood Warning

Flood Warning issued June 1 at 12:00PM CDT until June 2 at 1:00PM CDT by NWS Paducah KY

Destination

Fort Smith, AR

Afternoon in Fort Smith on Wednesday

Local time

2:05 PM

CDT

Current temp

94°F

Sunny

W 5 mph 10% chance Live forecast

Severe Thunderstorm Watch

Severe Thunderstorm Watch issued June 1 at 2:16PM CDT until June 1 at 9:00PM CDT by NWS Tulsa OK

Severe Thunderstorm Watch

Severe Thunderstorm Watch issued June 1 at 2:14PM CDT until June 1 at 9:00PM CDT by NWS Little Rock AR

Seasonal Notes

Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.

Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.

Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.

For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.

Time zone

1 hour earlier

The destination clock does not match departure time, so double-check hotel check-in windows and late arrival plans.

Temperature spread

17 degrees warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

13h 46m on the road

This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

National Parks Near This Route

Worth a detour if your schedule allows.

Abraham Lincoln Birthplace National Historical Park

Abraham Lincoln Birthplace National Historical Park

National Historical Park

For over a century people from around the world have come to rural Central Kentucky to honor the humble beginnings of our 16th president, Abraham Lincoln. His early life on Kentucky's frontier shaped...

18 mi from route ~45 min detour Free near mile 128.9
View on nps.gov
Mammoth Cave National Park

Mammoth Cave National Park

National Park

Rolling hills, deep river valleys, and the world's longest known cave system. Mammoth Cave National Park is home to thousands of years of human history and a rich diversity of plant and animal life, e...

21 mi from route ~54 min detour Free near mile 180.5
View on nps.gov

Park data from the National Park Service API. Alerts update every 2 hours.

What kind of drive is this?

This trip is primarily highway cruising, with 95% of the 747.9 miles on major roads. You'll encounter dense exits and service areas for much of the drive. The longest stretch without a significant change in major roads is 166 miles on US 412, offering a consistent pace before you transition to other highways. Expect to spend most of your time on interstates.

95% highway — fuel and pacing are the main things to plan.
45 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 166 mi on US 412.

How Hard Is This Drive?

10/10

This is a straightforward highway drive that stays mostly on US 412 and I 40. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 0.1 miles in near US 27; KY 8 / Monmouth Street.

Driving Effort 10/10

High effort - long or complex enough to need steady focus all day

Balances navigation complexity with total wheel time.

This is a demanding drive. With 35 significant decision points across 747.9 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.

Where does it get tricky?

The main spots that need attention: at 0.1 miles (US 27; KY 8 / Monmouth Street): Lane positioning matters here; at 103.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 103.2 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.

Elevation Profile

Mostly flat terrain

837 ft 229 ft

Total Climb

767 ft

Total Descent

841 ft

Highest Point

837 ft

~160.3 mi in

Elevation Range

608 ft

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

Between Newport, KY and Fort Smith, AR, road signs point toward Indianapolis, Louisville, Paducah, Western Kentucky Parkway West, Elizabethtown and Union City - among others.

Indianapolis

103.1 mi in | ~2h

Louisville

103.2 mi in | ~2h

Paducah

143.1 mi in | ~2h 45m

Western Kentucky Parkway West

143.3 mi in | ~2h 45m

Elizabethtown

143.6 mi in | ~2h 46m

Union City

348.2 mi in | ~6h 26m | via US 51

Memphis

348.2 mi in | ~6h 26m | via US 51

Martin

348.5 mi in | ~6h 27m

Saint Louis

391.7 mi in | ~7h 17m | via I 155

Conway

587.2 mi in | ~10h 51m | via US 64

About the Cities

Starting in Newport, KY

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Founded 1795

Newport is a city on the Ohio River in Kentucky's Northern Ohio River Region or as locals call it, Northern Kentucky. Founded in the 1790s by James Taylor, Jr., Newport is named after British Admiral Christopher Newport, who helped to found the Jamestown colony in 1607. In its early years, Newport was home to an army post, which helped to spur the town's growth. Later, it was known as a vice district, given Cincinnati's conservative nature it was a perfect nearby refuge for burlesque, gambling, and other vices. The City had a strong mafia presence for many years. Today, it is proximity to Cincinnati that provides the spur, as Newport's hotels and riverfront area draw visitors from the Queen City. The city is quite a bit more family friendly these days with Newport on the Levee having an aquarium and many family friendly events.

Top landmarks

  • Newport Aquarium — aquarium located in Newport, Kentucky, United States
  • Purple People Bridge — pedestrian crossing of the Ohio River connecting Newport, Kentucky, to Cincinnat...
  • Salem Methodist Episcopal Church and Parsonage — church building in Kentucky, United States of America

Arriving in Fort Smith, AR

Full guide →

Founded 1817

Fort Smith is in northwest Arkansas and borders Oklahoma. It is the county seat of Sebastian County. The city has a population of 80,286 which makes it the third largest city in Arkansas behind Little Rock and Fayetteville. It is located in the River Valley of Arkansas between the Ouachita mountains in the south and the Boston and Ozark mountains of the north and a gateway city to the Ozarks.

Top landmarks

  • Fort Smith National Cemetery — historic veterans cemetery in Sebastian County, Arkansas
  • Maumelle Ordnance Works Locomotive 1
  • West Garrison Avenue Historic District — historic district in Fort Smith, Arkansas

City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).

Frequently Asked Questions

The longest stretch is about 166 miles on US 412. The full list of main roads is in the Roads section above.

Yes — a 2-day pace is more comfortable than one long haul. A sensible stopping point is after roughly 374 miles on day one.

Yes — we found about 46 rest areas or service plazas within a short detour of the route (from OpenStreetMap). See the Rest Stops tab under Nearby Places for locations and mile markers. Plan to stretch, use the bathroom, and top off fluids every 2–3 hours on longer drives.

It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Fort Smith, AR before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.

Only with planning. This is a long drive for kids — consider splitting it into two days rather than pushing through. Plan at least 3 meaningful breaks. There are 46 rest areas along the route for bathroom stops.

The main spots that need attention: at 0.1 miles (US 27; KY 8 / Monmouth Street): Lane positioning matters here; at 103.1 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 103.2 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one.

Yes — Abraham Lincoln Birthplace National Historical Park and Mammoth Cave National Park. See the National Parks section for detour distances and tips on detours.

Not recommended in a single day. At 13.8 hours each way, a round trip means 27.5 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Fort Smith, AR before the return drive.

How this page is built

Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, NPS for national parks, and FHWA TMAS for hourly traffic volumes. See our methodology for refresh cadence and limitations.

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Explore more options from Newport, KY or browse trips ending in Fort Smith, AR.

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