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Trip from Harper, TX to Plano, TX

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Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 21, 2026 · Editorial standards

Drive Time

5h 46m

Distance

303.5 mi

488 km

Drive Score

8/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$46

one way

EV Charging

Unknown

Best Time to Leave

Save up to 40 min
4 AM
5h 33m ★
6 AM
5h 47m
8 AM
6h 13m
10 AM
5h 56m
12 PM
5h 53m
3 PM
5h 57m
5 PM
6h 12m
8 PM
5h 39m

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

Best Time Drive vs Fly
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Downtown Harper, TX, TX

Harper, TX

Mark Direen

city in Collin and Denton counties in Texas, United States

Plano, TX

Wikimedia Commons

Trip Overview

This 303.5-mile drive from Harper, Texas, to Plano, Texas, will take you approximately 5 hours and 46 minutes. It's a straightforward trip, primarily utilizing major highways like I-35 and I-35E, with a short section on East US Highway 290. With 86% of the journey on highways, it's well-suited for a single day of travel, and you can expect to spend around $46 on fuel. This route keeps you within the Great Plains region of Texas, offering a consistent driving experience.

Trip Pace

Same-day drive is realistic

A same-day return is possible, but it will make for a full day on the road.

Break Rhythm

1 planned break

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

Midpoint

151.7 miles from Harper, TX

A natural place for your longest stop of the day , about 3h 5m into the drive .

Main Roads

Road Distance Duration
I 35 97 mi 1h 39m
I 35E 56.2 mi 58m
East US Highway 290 27.2 mi 30m
West US Highway 290 22 mi 24m
North Central Expressway 16.6 mi 18m
North US Highway 281 15.8 mi 17m
RM 1869 12.8 mi 18m
East Ranch Road 1431 11.6 mi 16m
Longest stretch: I 35 — 97 mi, about 1h 39m

Turn-by-Turn Driving Directions

Step-by-step road directions between Harper, TX and Plano, TX.

1

Start on US 290; RM 783

22 mi · 24 min · West US Highway 290
2

Continue on US 290; US 87

3.5 mi · 7 min · West Main Street
3

Continue on US 290

27 mi · 30 min · East US Highway 290
4

Continue on US 290

0.6 mi · 1 min · West Main Street
5

Turn left onto Spur 356

0.9 mi · 1 min · North Nugent Avenue
6

At end of road, turn left onto US 281

16 mi · 17 min · North US Highway 281
7

Continue on US 281

6.2 mi · 9 min · South US Highway 281
8

Turn right onto RM 1431

0.6 mi · 1 min · West Ranch Road 1431
9

Continue on RM 1431

12 mi · 16 min · East Ranch Road 1431
10

Turn left onto RM 1174

7.0 mi · 8 min · South Farm-to-Market Road 1174
11

Turn right onto RM 1869

13 mi · 18 min · RM 1869
12

At end of road, turn left onto US 183

1.3 mi · 1 min · North US Highway 183
13

Turn right onto FM 3405

1.7 mi · 2 min · FM 3405
14

Turn left onto Ronald W Reagan Boulevard

8.1 mi · 9 min · Ronald W Reagan Boulevard
Use the left lane.
15

Continue on Ronald Reagan Boulevard

7.6 mi · 9 min · Ronald Reagan Boulevard
16

At end of road, turn left onto North Interstate 35

1.8 mi · 2 min · North Interstate 35
17

Take the ramp

0.3 mi · 41 sec
Toward I 35 North
18

Merge onto I 35

97 mi · 1 hr 39 min · I 35
Use the straight / slight right lanes.
19

Keep slight right at fork onto I 35E

56 mi · 58 min · I 35E
Toward I 35E: Dallas Use the slight right lane.
20

Take the exit

0.4 mi · 41 sec
Exit 427A Toward I 30 East: Texarkana, Riverfront Boulevard, Griffin Street Use the slight right lane.
21

Keep slight left at fork

422 ft · 5 sec
Toward I 35E North, I 30 West: Denton, Fort Worth, Texarkana
22

Keep slight right at fork

0.4 mi · 32 sec
Toward I 30 East: Texarkana, Convention Center
23

Keep slight left at fork

385 ft · 6 sec
Toward I 30 East: Texarkana
24

Continue on I 30; US 67

0.8 mi · 1 min · East R L Thornton Freeway
25

Take the exit

0.5 mi · 45 sec
Exit 46 Toward I 45, US 75: Houston, McKinney Use the slight right lane.
26

Keep slight left at fork

0.5 mi · 1 min
Toward US 75 North: McKinney Use the slight left lane.
27

Keep slight right at fork

0.3 mi · 26 sec
Toward US 75 North: McKinney, Bryan Street East
28

Merge onto US 75

0.7 mi · 49 sec · Julius Schepps Freeway
Use the straight / slight right lanes.
29

Continue on US 75

15 mi · 16 min · North Central Expressway
Use the straight / right lanes.
30

Take the exit

0.4 mi · 52 sec
Exit 28A Toward Plano Parkway, 15th Street Use the straight / slight right lanes.
31

Turn straight onto North Central Expressway

1.4 mi · 2 min · North Central Expressway
Use the straight / left / right lanes.
32

Turn right onto East 15th Street

0.6 mi · 1 min · East 15th Street
Use the straight / right lanes.
33

Arrive at destination

East 15th Street

Trip Plan

Given the 5 hour and 46 minute duration, leaving Harper, TX, in the morning is advisable to arrive in Plano, TX, with daylight to spare. With only one recommended stop and a fuel cost of approximately $46, planning your stops around services on I-35 and I-35E will be key. The longest stretch without a major change in road is 97 miles, so consider this when planning your breaks. A good tip for this route is to check traffic conditions on I-35E as you approach the Dallas-Fort Worth metroplex, as congestion can significantly impact your travel time.

Morning Departure

An early start around 7-8 AM gets you there with plenty of daylight left.

Evening Departure

A late afternoon start means arriving after dark. Morning is better.

You can normally do this drive in one day.
Plan roughly 1 meaningful break for fuel, food, and rest.
The halfway point lands around 151.7 miles from Harper, TX, or about 3h 5m into the drive.
The longest continuous stretch on this route runs about 97 miles.

This is a comfortable same-day trip.

Departure

Before you leave

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

First stop

Around 67 miles or 1h 19m in

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

Halfway reset

Around 151.7 miles or 3h 5m in

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

Final approach

Final hour starts around 4h 45m

Traffic, exits, and arrival timing usually matter more near Plano, TX than in the middle of the route.

Before You Leave

+

Open the route before leaving Harper, TX 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.

Day 1

Settle into the route from Harper, TX

This is one driving day of about 303.5 miles and 5h 46m.

Your first comfortable stop window is around 67 miles from Harper, TX.
This route can stay practical as a one-day drive if traffic stays reasonable.
Plan about 1 real break rather than only quick fuel stops.
The longest stretch is on I 35 for about 97 miles.

Where to Stop

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

city in Texas, USA

Mid-route town

Meal stop

Belton, TX

152 mi into the route

Best for: Lunch, fuel, and a longer reset

This sits close to the middle of the route, so it works well for the longest stop of the day.

Pacing Suggestions

Lago Vista, TX

Fuel and coffee

A short stop after about 67 miles helps settle the day before fatigue starts building.

Temple, TX

Meal break

The midpoint is around 151.7 miles from Harper, TX, which is a good place for a longer meal and fuel stop.

Before the longest stretch

Fuel check

Top up before I 35 if your tank is already low. That segment runs about 97 miles.

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 · first break window

Garrison Brothers Distillery

4.8 ★ ★ ★ ★ ★

Hye, Texas

Near the start, short detour

First break · 50min in 1.8 mi from route ~4 min detour

Hours: 10 am–4 pm

+15123813155

Visit website

Garrison Brothers Distillery

4.8 ★ ★ ★ ★ ★

Near the start, short detour

First break 1.8 mi from route ~4 min detour

Hye, Texas

Hours: 10 am–4 pm

+15123813155

Visit website

Dark Hour Haunted House

4.5 ★ ★ ★ ★ ★

Near the end, right off the route

Home stretch 0.8 mi from route ~2 min detour

Plano, Texas

+14692980556

Visit website

Pioneer Museum

4.7 ★ ★ ★ ★ ★

Near the start, right off the route

First break 1 mi from route ~2 min detour

Fredericksburg, Texas

Hours: 10 am–5 pm

+18309908441

Visit website

11th Hour Escape

4.5 ★ ★ ★ ★ ★

Near the end, right off the route

Home stretch 0.9 mi from route ~2 min detour

Plano, Texas

Hours: 12–5:30 pm

+14692095978

Visit website

City Park

4.6 ★ ★ ★ ★ ★

Near the end, short detour

Home stretch 2 mi from route ~5 min detour

Dallas, Texas

Hours: 10 am–5 pm

+19724823055

Visit website

Heritage Farmstead Museum

4.6 ★ ★ ★ ★ ★

Near the end, short detour

Home stretch 1.9 mi from route ~5 min detour

Plano, Texas

Hours: Closed

+19728810140

Visit website

NTER - The Great Escape

4.6 ★ ★ ★ ★ ★

Near the end, short detour

Home stretch 2.6 mi from route ~6 min detour

Waxahachie, Texas

Hours: 5–9 pm

+12149801053

Visit website

Lyndon B. Johnson State Park & Historic Site

4.7 ★ ★ ★ ★ ★

Near the start, ~9 min detour

First break 3.7 mi from route ~9 min detour

Stonewall, Texas

Hours: 8:30 am–4 pm

+18306442252

Visit website

Doris D Miller Park

4.8 ★ ★ ★ ★ ★

Around the midpoint, ~10 min detour

Final third 4.1 mi from route ~10 min detour

Waco, Texas

Hours: Open 24 hours

Visit website

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

Heads-up: tricky spots

5 of 23

5 decision points cluster between mile 226 and 301.1 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

7
226 mi into trip | ~4h 21m in | I 35E

Keep slight right at fork onto I 35E toward I 35E: Dallas

Highway fork - watch signs carefully. Lane positioning matters here

Use the slight right lane. Toward I 35E: Dallas
8
282.2 mi into trip | ~5h 20m in

Take the exit toward I 30 East: Texarkana, Riverfront Boulevard, Griffin Street

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

Use the slight right lane. Exit 427A Toward I 30 East: Texarkana, Riverfront Bouleva...
8
283.9 mi into trip | ~5h 22m in

Take the exit toward I 45, US 75: Houston, McKinney

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

Use the slight right lane. Exit 46 Toward I 45, US 75: Houston, McKinney
7
284.4 mi into trip | ~5h 23m in

Keep slight left at fork toward US 75 North: McKinney

Highway fork - watch signs carefully. Lane positioning matters here

Use the slight left lane. Toward US 75 North: McKinney
8
301.1 mi into trip | ~5h 42m in

Take the exit toward Plano Parkway, 15th Street

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 28A Toward Plano Parkway, 15th Street

Fuel & Cost

Regular Gas

$45.86 one way

$91.72 round trip

$3.84/gal 25.4 MPG avg 106 kg CO2
Fuel Type $/gal One Way Round Trip
midgrade $4.20 $50.20 $100.39
premium $4.54 $54.19 $108.38
diesel $5.61 $67.01 $134.02

Estimated Tolls: $1.32

Central Expressway (16.6 mi) $1.32

Toll estimates based on average 2024-2025 rates. EZ-Pass/SunPass discounts may lower the actual cost.

Estimated Trip Cost (one way, 1 person)

Fuel

$46

Tolls

$1

Meals

$25–$50

Total

$72–$97

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

Estimated CO2 emission: 106.2 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $32 in charging · 1 stop · 66% less CO2

Vehicle Type kWh Stops DC Fast Home Charge
Average EV 91.1 1 $31.87 $14.57
Efficient EV 75.9 0 $26.56 $12.14
EV Truck/SUV 121.4 1 $42.49 $19.42

Gas CO2

106 kg

EV CO2

36 kg (66% less)

Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.

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 Apr 20, 2026

Origin

Harper, TX

Late night in Harper on Tuesday

Local time

5:48 AM

CDT

Current temp

83°F

Unavailable

Live forecast

Destination

Plano, TX

Late night in Plano on Tuesday

Local time

5:48 AM

CDT

Current temp

83°F

Unavailable

Live forecast

84°F

Belton, TX

152 mi in

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.

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

Very similar conditions

Both ends of the route are sitting at about the same temperature right now.

Road read

5h 46m on the road

An early start around 7-8 AM gets you there with plenty of daylight left.

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.

Lyndon B Johnson National Historical Park

Lyndon B Johnson National Historical Park

National Historical Park

Lyndon B. Johnson National Historical Park tells the story of our 36th president beginning with his ancestors until his final resting place on his beloved LBJ Ranch. This entire "circle of life" gives...

1 mi from route ~3 min detour Free near mile 41.9
Park Closure: Texas White House Complex Closure
View on nps.gov
Waco Mammoth National Monument

Waco Mammoth National Monument

National Monument

Standing as tall as 14 feet and weighing 20,000 pounds, Columbian mammoths roamed across what is present-day Texas thousands of years ago. Today, the fossil specimens represent the nation's first and...

6 mi from route ~15 min detour Free near mile 188.4
View on nps.gov

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

What kind of drive is this?

Expect a highway-focused drive for the majority of this trip, with 86% of the 303.5 miles on major interstates. The longest uninterrupted stretch you'll encounter is 97 miles on I-35, so be prepared for sustained highway driving. While the profile is predominantly highway, the inclusion of East US Highway 290 offers a slight variation in scenery and road type before rejoining the interstate system. This is a route built for covering ground efficiently.

86% highway — fuel and pacing are the main things to plan.
33 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 97 mi on I 35.

How Hard Is This Drive?

9/10

This is a straightforward highway drive that stays mostly on I 35 and I 35E. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 226 miles in near I 35E.

Driving Effort 9/10

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 23 significant decision points across 303.5 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 226 miles (I 35E): Highway fork - watch signs carefully. Lane positioning matters here; at 282.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 283.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Towns Mentioned on Route Signs

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

Between Harper, TX and Plano, TX, road signs point toward Fort Worth, Texarkana, Convention Center, Mckinney and Bryan Street East.

Fort Worth

282.6 mi in | ~5h 21m

Texarkana

282.6 mi in | ~5h 21m

Convention Center

282.7 mi in | ~5h 21m

Mckinney

283.9 mi in | ~5h 22m

Bryan Street East

284.9 mi in | ~5h 24m

About the Cities

Arriving in Plano, TX

Full guide →

Plano is a city of 285,000 people (2020) in the Dallas-Fort Worth Metroplex region of Texas and is north of Dallas. It is home to the headquarters of several large corporations.

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

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 5h 46m. Total distance: 303.5 miles.

Family Friendly

Moderate complexity with 1 natural rest stops along the way.

Solo Traveler

5h 46m drive, comfortable solo distance.

First-Time Driver

Mostly highway driving (86%). Some complex stretches to watch for.

Frequently Asked Questions

The longest stretch is about 97 miles on I 35. The full list of main roads is in the Roads section above.

Expect about $1.32 in tolls one way, starting with Central Expressway. Most Northeast and Midwest toll agencies accept E-ZPass; in the West and Texas, transponders like TxTag or FasTrak apply. If you do not have a transponder, cashless tolling plates will mail a bill to the vehicle's registered address — usually with a surcharge, so a rental-car toll pass is often cheaper than paying by mail.

We did not find dedicated rest areas on this route. For a drive this long, plan bathroom and stretch breaks around gas stations, fast-food stops, or small-town downtowns — check the Nearby Places section for options.

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 Plano, TX 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 1 meaningful breaks. Dedicated rest areas are limited, so plan gas or food stops as your bathroom breaks.

The main spots that need attention: at 226 miles (I 35E): Highway fork - watch signs carefully. Lane positioning matters here; at 282.2 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 283.9 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one.

Yes — Lyndon B Johnson National Historical Park and Waco Mammoth National Monument. See the National Parks section for detour distances and tips on detours.

Not recommended in a single day. At 5.8 hours each way, a round trip means 11.6 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Plano, TX 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, and NPS for national parks. See our methodology for refresh cadence and limitations.

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