How far is La Coste, TX from Plano, TX?
The driving distance from La Coste, TX to Plano, TX is about 334.2 miles (537.9 km), with a travel time of about 05h 07m by car.
- The straight-line flight distance is about 285 miles (458.7 km).
- For a round trip, plan for roughly 10h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 05h 07m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between La Coste and Plano.
Turn-by-Turn Driving Directions
Step-by-step road directions between La Coste and Plano.
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1
Start on the route
47 m · 11 sec
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2
Turn left onto South Front Street
1311 ft · 38 sec · South Front Street
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3
Turn right onto Castro Avenue
1.9 mi · 3 min · Castro Avenue
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4
Turn right onto County Road 482
1.8 mi · 3 min · County Road 482
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5
Turn right onto US Highway 90 East
6.3 mi · 7 min · US Highway 90 East
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6
Continue on Cleto Rodriguez Freeway
3.3 mi · 4 min · Cleto Rodriguez Freeway
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7
Take the exit slight right toward I 410 North, TX 16 North
1.3 mi · 3 min
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8
Merge slight left onto Connally Loop
19.8 mi · 23 min · Connally Loop
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9
Keep slight left to continue on I 35 North: Austin
1694 ft · 41 sec
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10
Merge slight left onto North Pan Am Expressway
6.8 mi · 8 min · North Pan Am Expressway
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11
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
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12
Continue on Interstate Highway 35
1.9 mi · 2 min · Interstate Highway 35
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13
Continue on Purple Heart Trail
47.8 mi · 52 min · Purple Heart Trail
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14
Keep slight right to continue on Purple Heart Trail
95.6 mi · 1 hr 40 min · Purple Heart Trail
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15
Continue on South Jack Kultgen Expressway
6.6 mi · 8 min · South Jack Kultgen Expressway
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16
Continue on Purple Heart Trail
33 mi · 33 min · Purple Heart Trail
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17
Keep slight right to continue on I 35E: Dallas
56.2 mi · 58 min
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18
Take the exit slight right toward I 30 East: Texarkana, Riverfront Boulevard, Griffin Street
2094 ft · 42 sec
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19
Keep slight left to continue on I 35E North, I 30 West: Denton, Fort Worth, Texarkana
129 m · 6 sec
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20
Keep slight right to continue on I 30 East: Texarkana, Convention Center
2206 ft · 33 sec
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21
Keep slight left to continue on I 30 East: Texarkana
117 m · 6 sec
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22
Continue on East R L Thornton Freeway
1.2 km · 1 min · East R L Thornton Freeway
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23
Take the exit slight right toward I 45, US 75: Houston, McKinney
2421 ft · 46 sec
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24
Keep slight left to continue on US 75 North: McKinney
2512 ft · 1 min
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25
Keep slight right to continue on US 75 North: McKinney, Bryan Street East
1697 ft · 27 sec
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26
Merge slight left onto Julius Schepps Freeway
1.2 km · 49 sec · Julius Schepps Freeway
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27
Continue on North Central Expressway
15.2 mi · 16 min · North Central Expressway
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28
Take the exit slight right toward Plano Parkway, 15th Street
2162 ft · 53 sec
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29
Turn straight onto North Central Expressway
1.4 mi · 2 min · North Central Expressway
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30
Turn right onto East 15th Street
3101 ft · 1 min · East 15th Street
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31
Arrive at your destination
0 m · 1 sec · East 15th Street
Car Route Details
A richer read on the saved driving route between La Coste and Plano.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Purple Heart Trail
Keep slight right to continue on Purple Heart Trail
95.6 mi · 01h 40m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Chance Showers And Thunderstorms leaving La Coste and Chance Showers And Thunderstorms near Plano.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from La Coste to Plano?
The road trip is about 334.2 miles (537.9 km) and usually takes 05h 07m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Belton is a useful midpoint, sitting about 158.4 miles from La Coste and 175.8 miles from Plano.
How much longer is the road route than the straight-line distance?
The direct path is about 285 miles (458.7 km), while the road route adds roughly 49.2 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:44 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $44.59 one way or $89.18 round trip. Estimated CO2 is about 104.9 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around La Coste and Chance Showers And Thunderstorms near Plano.
Stop Ideas Near Belton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Belton.
Temple
Killeen, Texas
Fort Hood, Texas
McGregor
Flight Path Map
This map shows the direct air route between La Coste and Plano. Straight-line distance: 285.03 mi (458.71 km).
#1 La Coste
City in Medina County, Texas, United States
| Population | 1,119 |
| Coordinates | 29.3107900, -98.8100300 |
| Altitude | 217 |
| Country | United States |
#2 Plano
The second most populous city in Texas and the center of the Dallas-Fort Worth metropolitan area.
| Population | 291,296 |
| Coordinates | 33.0198400, -96.6988900 |
| Altitude | 203 |
| Country | United States |
End: East 15th Street (-96.698873, 33.019694)
Estimated Travel Time
Distance: 538 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 08m |
| 40 mph (64.37 km/h) | 08h 21m |
| 50 mph (80.47 km/h) | 06h 41m |
| 60 mph (96.56 km/h) | 05h 34m |
| 70 mph (112.65 km/h) | 04h 46m |
| 80 mph (129 km/h) | 04h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $44.59 | $89.18 |
| Mid-grade | $4.25 | $50.17 | $100.35 |
| Premium | $4.59 | $54.17 | $108.35 |
| Diesel | $3.99 | $47.12 | $94.23 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Texas · Apr 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.