How far is La Porte, TX from Grand Prairie, TX?
The driving distance from La Porte, TX to Grand Prairie, TX is about 276.9 miles (445.6 km), with a travel time of about 04h 18m by car.
- The straight-line flight distance is about 242.8 miles (390.8 km).
- For a round trip, plan for roughly 08h 37m 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 04h 18m.
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 Leon County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Driving Route Map
The map below follows the saved road route between La Porte and Grand Prairie.
Turn-by-Turn Driving Directions
Step-by-step road directions between La Porte and Grand Prairie.
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1
Start on North Broadway Street
29 m · 6 sec · North Broadway Street
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2
Turn right onto West Main Street
2999 ft · 1 min · West Main Street
-
3
Turn right onto North 9th Street
915 ft · 18 sec · North 9th Street
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4
Take the ramp straight toward TX 146 North
1103 ft · 27 sec
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5
Merge slight left
1.4 km · 1 min
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6
Take the exit slight right toward TX 225 West: Pasadena, Houston
1 km · 1 min
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7
Continue on La Porte Freeway
6.7 mi · 8 min · La Porte Freeway
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8
Continue on Pasadena Freeway
5.2 mi · 6 min · Pasadena Freeway
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9
Continue on La Porte Freeway
2 mi · 2 min · La Porte Freeway
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10
Take the exit slight right toward I 610 North
2735 ft · 1 min
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11
Merge slight left onto East Loop South
10.7 mi · 13 min · East Loop South
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12
Take the exit slight right toward Hardy Toll Road North
3219 ft · 1 min
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13
Continue on Hardy Toll Road
21.8 mi · 25 min · Hardy Toll Road
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14
Merge slight left
212 mi · 3 hr 39 min
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15
Take the exit slight right toward I 30
978 ft · 24 sec
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16
Keep slight left to continue on I 30 West
2818 ft · 1 min
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17
Keep slight left
1037 ft · 25 sec
-
18
Merge slight left onto East R L Thornton Freeway
1.2 km · 1 min · East R L Thornton Freeway
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19
Continue on Tom Landry Freeway
10.7 mi · 12 min · Tom Landry Freeway
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20
Take the exit slight right toward Belt Line Road
1342 ft · 23 sec
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21
Turn straight onto East Interstate 30
2496 ft · 50 sec · East Interstate 30
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22
Turn left onto North Belt Line Road
1.2 km · 2 min · North Belt Line Road
-
23
Continue on North Belt Line Road
532 ft · 13 sec · North Belt Line Road
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24
Turn right onto Davis Street
1068 ft · 26 sec · Davis Street
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25
Turn slight right onto East Main Street
5 m · 3 sec · East Main Street
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26
Turn right
23 m · 5 sec
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27
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between La Porte and Grand Prairie.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Hardy Toll Road
Merge slight left
212 mi · 03h 39m
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.
Partly Sunny leaving La Porte and Sunny near Grand Prairie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from La Porte to Grand Prairie?
The road trip is about 276.9 miles (445.6 km) and usually takes 04h 18m 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?
Leona is a useful midpoint, sitting about 138.3 miles from La Porte and 138.6 miles from Grand Prairie.
How much longer is the road route than the straight-line distance?
The direct path is about 242.8 miles (390.8 km), while the road route adds roughly 34.1 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 8:22 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.92 one way or $73.84 round trip. Estimated CO2 is about 86.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around La Porte and Sunny near Grand Prairie.
Stop Ideas Near Leona
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 Leona.
Bryan, TX
Waco, TX
Flight Path Map
This map shows the direct air route between La Porte and Grand Prairie. Straight-line distance: 242.81 mi (390.76 km).
#1 La Porte
City in LaPorte County, Indiana, United States of America
| Population | 35,775 |
| Coordinates | 29.6657800, -95.0193700 |
| Altitude | 6 |
| Country | United States |
#2 Grand Prairie
The ninth most populous city in Texas.
| Population | 195,272 |
| Coordinates | 32.7459600, -96.9977800 |
| Altitude | 157 |
| Country | United States |
End: (-96.997772, 32.74596)
Estimated Travel Time
Distance: 446 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 13m |
| 40 mph (64.37 km/h) | 06h 55m |
| 50 mph (80.47 km/h) | 05h 32m |
| 60 mph (96.56 km/h) | 04h 36m |
| 70 mph (112.65 km/h) | 03h 57m |
| 80 mph (129 km/h) | 03h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $36.92 | $73.84 |
| Mid-grade | $4.25 | $41.54 | $83.08 |
| Premium | $4.59 | $44.85 | $89.71 |
| Diesel | $3.99 | $39.01 | $78.02 |
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 · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.