Trip from Plano, TX to Fort Clark Springs, TX

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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

7h 36m

Distance

413.6 mi

666 km

Drive Score

9/10

Great drive

Same Day?

Yes, doable

Fuel Cost

$63

one way

EV Charging

Unknown

Best Time to Leave

Save up to 29 min

4 AM

7h 27m ★

6 AM

7h 36m

8 AM

7h 56m

10 AM

7h 43m

12 PM

7h 41m

3 PM

7h 44m

5 PM

7h 55m

8 PM

7h 31m

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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city in Collin and Denton counties in Texas, United States

Plano, TX

Wikimedia Commons

Fort Clark Springs, TX

Jeff Stapleton

Trip Overview

Plano, TX to Fort Clark Springs, TX is 413.6 miles and takes about 7h 36m via Purple Heart Trail and US Highway 90, with a fuel budget near $63 and enough daylight to finish in a day. This drive stays within Texas, moving from the Great Plains region to a similar landscape. It's a single-day trip focused on efficient travel, primarily using major roadways. Expect a straightforward journey that gets you to your destination without unnecessary detours, making it a practical choice for a quick transition across the state.

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

2 planned breaks

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

Midpoint

206.8 miles from Plano, TX

A natural place for your longest stop of the day , about 3h 38m into the drive .

Main Roads

Road	Distance	Duration
Purple Heart Trail	99.6 mi	1h 46m
South R L Thornton Freeway	89.9 mi	1h 32m
West US Highway 90	62.8 mi	1h 11m
I 35	55.8 mi	58m
US Highway 90 West	37.7 mi	43m
Connally Loop	19.3 mi	22m
Central Expressway	16.8 mi	18m
North Pan Am Expressway	6.9 mi	7m

Longest stretch: Purple Heart Trail — 99.6 mi, about 1h 46m

Traffic on I-35

Hour-of-day weekday pattern from 48 FHWA count stations on your route.

Peak

5 PM

~4,090 veh/hr typical

Quietest

2 AM

~671 veh/hr

Peak-to-quiet ratio

6.1×

busier at peak than in the quiet hours

12a 6a noon 6p 11p

Averaged across 51 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 Plano, TX and Fort Clark Springs, TX.

Start on East 15th Street

0.6 mi · 1 min · East 15th Street

Use the straight lane.

Turn left onto Central Expressway

0.2 mi · 17 sec · Central Expressway

Use the left / straight lanes.

Take the ramp

0.2 mi · 19 sec

Toward US 75 South

Merge onto US 75

17 mi · 17 min · Central Expressway

Use the straight / slight right lanes.

Take the exit

501 ft · 12 sec

Exit 284C Toward Downtown, Good-Latimer Expressway Use the slight left lane.

Continue on North Central Expressway

0.7 mi · 1 min · North Central Expressway

Use the left / straight lanes.

Turn right onto Elm Street

304 ft · 10 sec · Elm Street

Turn left onto North Pearl Expressway

0.2 mi · 28 sec · North Pearl Expressway

Use the straight lane.

Turn right onto Young Street

0.1 mi · 19 sec · Young Street

Turn left onto South Harwood Street

315 ft · 8 sec · South Harwood Street

Use the left lane.

Turn right onto Canton Street

0.4 mi · 47 sec · Canton Street

Take the ramp

0.3 mi · 38 sec

Toward I 30 West

Keep slight left at fork

0.1 mi · 14 sec

Toward I 35E South, I 35E North: Waco, Denton

Keep slight left at fork

221 ft · 5 sec

Toward I 35E North, I 35E South: Denton, Waco Use the straight / slight right lanes.

Keep slight left at fork

0.4 mi · 30 sec

Toward I 35E South: Waco Use the left / right lanes.

Continue on I 35E

0.5 mi · 44 sec · South R L Thornton Freeway

Continue on I 35E

89 mi · 1 hr 31 min · South R L Thornton Freeway

Exit 426 Toward Dallas Zoo Use the straight / slight right lanes.

Continue on I 35; US 77

6.6 mi · 7 min · North Jack Kultgen Expressway

Use the straight / slight right lanes.

Continue on I 35

38 mi · 39 min · Purple Heart Trail

Use the straight / slight right lanes.

Keep slight left at fork onto I 35

56 mi · 58 min · I 35

Use the straight / slight right lanes.

Keep slight left at fork onto I 35; US 290

50 mi · 54 min · Purple Heart Trail

Toward 32nd Street, Dean Keeton Street Use the slight left lane.

Continue on I 35

1.7 mi · 1 min · Interstate Highway 35

Use the straight / slight right lanes.

Continue on I 35

12 mi · 12 min · Purple Heart Trail

Use the straight / slight right lanes.

Continue on I 35

6.9 mi · 7 min · North Pan Am Expressway

Use the straight / slight right lanes.

Take the exit

0.4 mi · 55 sec

Exit 166 Toward I 410 West, Loop 368 South Use the straight / slight right lanes.

Keep slight left at fork

0.3 mi · 33 sec

Toward I 410 West Use the straight / slight right lanes.

Merge onto I 410

19 mi · 22 min · Connally Loop

Use the straight / slight right lanes.

Take the exit

1.4 mi · 2 min

Exit 6A Toward US 90 West: Del Rio Use the straight / slight right lanes.

Merge onto US 90

3.2 mi · 3 min · Cleto Rodriguez Freeway

Continue on US 90

25 mi · 28 min · West US Highway 90

Continue on US 90

2.1 mi · 3 min · 19th Street

Continue on US 90

38 mi · 43 min · US Highway 90 West

Continue on US 90

4.9 mi · 5 min · East Main Street

Continue on US 90

37 mi · 42 min · West US Highway 90

Continue on US 90

0.4 mi · 35 sec · East Military Highway

Turn left onto Fort Clark Road

0.2 mi · 44 sec · Fort Clark Road

Turn right onto Mackenzie Road

493 ft · 21 sec · Mackenzie Road

Turn left onto Colony Row

111 ft · 5 sec · Colony Row

At end of road, turn right onto Colony Row

0.1 mi · 26 sec · Colony Row

Arrive at destination

Colony Row

Trip Plan

Given the 7h 36m estimated duration, an early morning departure from Plano is recommended to maximize daylight. With two planned stops, you can break up the 413.6-mile journey comfortably. Keep an eye on your fuel levels, especially during the longest stretch of 99.6 miles on the Purple Heart Trail, as services might be more spaced out. This route is well-suited for a single-day push, allowing for flexibility in your arrival time at Fort Clark Springs.

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.

You can normally do this drive in one day.

Plan roughly 2 meaningful breaks for fuel, food, and rest.

The halfway point lands around 206.8 miles from Plano, TX, or about 3h 38m into the drive.

The longest continuous stretch on this route runs about 99.6 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 91 miles or 1h 37m in

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

Halfway reset

Around 206.8 miles or 3h 38m in

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

Final approach

Final hour starts around 6h 26m

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

Before You Leave

Open the route before leaving Plano, 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.

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

Day 1

Settle into the route from Plano, TX

This is one driving day of about 413.6 miles and 7h 36m.

Your first comfortable stop window is around 91 miles from Plano, TX.

This route can stay practical as a one-day drive if traffic stays reasonable.

Plan about 2 real breaks rather than only quick fuel stops.

The longest stretch is on Purple Heart Trail for about 99.6 miles.

Where to Stop

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

Mid-route town

Meal stop

Austin, TX

207 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

Troy, TX

Fuel and coffee

A short stop after about 91 miles helps settle the day before fatigue starts building.

Austin, TX

Meal break

The midpoint is around 206.8 miles from Plano, TX, which is a good place for a longer meal and fuel stop.

Before the longest stretch

2.5 mi from route

Animal World & Snake Farm Zoo

4.6 ★ ★ ★ ★ ★

Around the midpoint, right off the route

Final third 0.6 mi from route ~1 min detour

New Braunfels, Texas

Hours: 10 am–6 pm

+18304024603

Visit website

4.6 ★ ★ ★ ★ ★

Later in the drive, ~10 min detour

Final third 3.9 mi from route ~10 min detour

San Antonio, Texas

Hours: 7 am–9 pm

+12102077275

Visit website

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

Heads-up: tricky spots

5 of 26

5 decision points cluster between mile 17.5 and 280.6 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.

17.5 mi into trip | ~19m in

Take the exit toward Downtown, Good-Latimer Expressway

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

Use the slight left lane. Exit 284C Toward Downtown, Good-Latimer Expressway

19.7 mi into trip | ~24m in

Keep slight left at fork toward I 35E North, I 35E South: Denton, Waco

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

Use the straight / slight right lanes. Toward I 35E North, I 35E South: Denton, Waco

19.7 mi into trip | ~24m in

Keep slight left at fork toward I 35E South: Waco

Highway fork - watch signs carefully. Lane positioning matters here

Use the left / right lanes. Toward I 35E South: Waco

210.3 mi into trip | ~3h 42m in | I 35; US 290 / Purple Heart Trail

Keep slight left at fork onto I 35; US 290 / Purple Heart Trail toward 32nd Street, Dean Keeton Street

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

Use the slight left lane. Toward 32nd Street, Dean Keeton Street

280.6 mi into trip | ~4h 59m in

Take the exit toward I 410 West, Loop 368 South

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 166 Toward I 410 West, Loop 368 South

Fuel & Cost

Regular Gas

$62.79 one way

$125.58 round trip

$3.86/gal 25.4 MPG avg 145 kg CO₂

Fuel Type	$/gal	One Way	Round Trip
midgrade	$4.25	$69.20	$138.41
premium	$4.58	$74.58	$149.16
diesel	$5.35	$87.12	$174.23

Estimated Tolls: $1.40

Central Expressway (17.5 mi) $1.40

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

$63

Tolls

Meals

$25–$50

Total

$89–$114

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

Estimated CO2 emission: 144.7 kg one way. Prices: EIA weekly data, 2026-06-01.

Driving Electric?

About $43 in charging · 1 stop · 67% less CO₂

Vehicle Type	kWh	Stops	DC Fast	Home Charge
Average EV	124.1	1	$43.43	$19.85
Efficient EV	103.4	1	$36.19	$16.54
EV Truck/SUV	165.4	2	$57.90	$26.47

Gas CO2

145 kg

EV CO2

48 kg (67% 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 May 29, 2026

Origin

Plano, TX

Afternoon in Plano on Wednesday

Local time

4:34 PM

CDT

Current temp

70°F

Slight Chance Showers And Thunderstorms then Mostly Clear

0 mph 19% chance Live forecast

Flood Warning

Flood Warning issued May 28 at 9:20PM CDT until May 31 at 7:30AM CDT by NWS Corpus Christi TX

Flood Warning

Flood Warning issued May 28 at 9:01PM CDT until May 29 at 2:20PM CDT by NWS Corpus Christi TX

Destination

Fort Clark Springs, TX

Afternoon in Fort Clark Springs on Wednesday

Local time

4:34 PM

CDT

Current temp

70°F

Mostly Clear

SE 5 mph 3% chance Live forecast

Flood Warning

Flood Warning issued May 28 at 9:20PM CDT until May 31 at 7:30AM CDT by NWS Corpus Christi TX

Flood Warning

Flood Warning issued May 28 at 9:01PM CDT until May 29 at 2:20PM CDT by NWS Corpus Christi TX

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

7h 36m on the road

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

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.

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 ~14 min detour Free near mile 114.1

View on nps.gov

San Antonio Missions National Historical Park

National Historical Park

Welcome to San Antonio Missions, a National Park Service site and the only UNESCO World Heritage Site in Texas. Each mission in the park is a center of community and has been since the early 1700s. Th...

14 mi from route ~36 min detour Free near mile 285.3

View on nps.gov

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

What kind of drive is this?

This is a highway-focused drive, with 68% of the route utilizing major highways. You'll experience a substantial uninterrupted stretch of 99.6 miles on the Purple Heart Trail, offering a chance to settle into a rhythm. While much of the drive relies on faster, more direct roads, the inclusion of US Highway 90 suggests a transition to a more classic highway feel as you progress. Overall, anticipate a consistent pace suitable for covering ground efficiently.

68% highway — fuel and pacing are the main things to plan.

40 navigation steps total — most of the decisions cluster near the start and finish.

Longest single stretch: 99.6 mi on Purple Heart Trail.

How Hard Is This Drive?

9/10

This is a straightforward highway drive that stays mostly on Purple Heart Trail and South R L Thornton Freeway. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 17.5 miles in.

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 26 significant decision points across 413.6 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 17.5 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 19.7 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 19.7 miles: Highway fork - watch signs carefully. Lane positioning matters here.

Elevation Profile

Gently rolling terrain

1,152 ft 482 ft

Total Climb

1,034 ft

Total Descent

549 ft

Highest Point

1,152 ft

~413.6 mi in

Elevation Range

670 ft

Towns Mentioned on Route Signs

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

On the drive from Plano, TX to Fort Clark Springs, TX, road signs begin pointing toward Loop 368 South along the way.

Loop 368 South

280.6 mi in | ~4h 59m

About the Cities

Starting in Plano, TX

Full guide →

Founded 1873

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.

Top landmarks

• Heritage Farmstead Museum — building in Texas, United States
• Plano Station, Texas Electric Railway — historic place in Plano, Collin County, Texas

Arriving in Fort Clark Springs, TX

Full guide →

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 7h 36m. Total distance: 413.6 miles.

Family Friendly

Moderate complexity with 2 natural rest stops along the way.

Solo Traveler

7h 36m drive, plan rest stops for pacing.

Frequently Asked Questions

The longest stretch is about 99.6 miles on Purple Heart Trail. The full list of main roads is in the Roads section above.

Expect about $1.40 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.

Yes — we found about 31 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 Clark Springs, 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 2 meaningful breaks. There are 31 rest areas along the route for bathroom stops.

Yes — Waco Mammoth National Monument and San Antonio Missions National Historical Park. See the National Parks section for detour distances and tips on detours.

Not recommended in a single day. At 7.6 hours each way, a round trip means 15.2 hours of driving — that is an unsafe level of fatigue for most drivers. Plan at least one night at Fort Clark Springs, 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, 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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Trip from Plano, TX to Fort Clark Springs, TX

Best Time to Leave

Trip Overview

Main Roads

Traffic on I-35

Turn-by-Turn Driving Directions

Trip Plan

Before You Leave

Where to Stop

Pacing Suggestions

Stops Along Your Drive

Bell County Northbound Rest Area

Service Plaza

Medina County Rest Area

Hill County Northbound Rest Area

Buc-ee's

Flying J Travel Center

Walburg Travel Center & Food Court

Love's Travel Stop

Petro Stopping Centers

Buc-ee's

Service Plaza

QuikTrip

TA

Flying J Travel Plaza

Pilot Travel Center

Hill County Southbound Rest Area

QuikTrip

Road Ranger

Marlstone Retail Center

Love's Travel Stop

Love's Travel Stop

Buc-ee's

Pilot Travel Center

TA

Service Plaza

Bell County Southbound Rest Area

QuikTrip

Love's Travel Stop

SoPac Trail Rest Area

Service Plaza

Pilot Travel Center

Animal World & Snake Farm Zoo

Dark Hour Haunted House

11th Hour Escape

Heritage Farmstead Museum

Pioneer Farms

Toybrary Austin

Cultural Activities Center

Denman Estate Park

Heads-up: tricky spots

Fuel & Cost

Travel Intel

Plano, TX

Fort Clark Springs, TX

Same local time

Very similar conditions

7h 36m on the road

National Parks Near This Route

Waco Mammoth National Monument

San Antonio Missions National Historical Park

What kind of drive is this?

How Hard Is This Drive?

Elevation Profile

Towns Mentioned on Route Signs

About the Cities

Starting in Plano, TX

Arriving in Fort Clark Springs, TX

Who Is This Route For?

Frequently Asked Questions

Which road carries most of the drive?

How do I pay the tolls on this route?

Are there rest areas on this route?

Should I avoid arriving after dark?

Is this a good trip with kids?

Where does this route get tricky?

Are there national parks near this route?

Can I do this as a round trip in one go?

How this page is built

Explore More