How far is Tomball, TX from Grand Prairie, TX?
The driving distance from Tomball, TX to Grand Prairie, TX is about 230.8 miles (371.5 km), with a travel time of about 03h 47m by car.
- The straight-line flight distance is about 200.3 miles (322.4 km).
- For a round trip, plan for roughly 07h 34m 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 03h 47m.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Tomball and Grand Prairie.
Turn-by-Turn Driving Directions
Step-by-step road directions between Tomball and Grand Prairie.
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1
Start on the route
1.4 mi · 3 min
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2
Turn left onto Hufsmith Kohrville Road
1.3 mi · 2 min · Hufsmith Kohrville Road
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3
Continue on FM 2978 Road
7.9 mi · 12 min · FM 2978 Road
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4
Turn right onto FM 1488
6.8 mi · 10 min · FM 1488
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5
Turn slight left
973 ft · 43 sec
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6
Continue on Interstate 45 North Frontage Road
1.4 km · 2 min · Interstate 45 North Frontage Road
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7
Take the ramp slight left toward I 45 North
1918 ft · 47 sec
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8
Merge slight left
201.7 mi · 3 hr 27 min
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9
Take the exit slight right toward I 30
978 ft · 24 sec
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10
Keep slight left to continue on I 30 West
2818 ft · 1 min
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11
Keep slight left
1037 ft · 25 sec
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12
Merge slight left onto East R L Thornton Freeway
1.2 km · 1 min · East R L Thornton Freeway
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13
Continue on Tom Landry Freeway
10.7 mi · 12 min · Tom Landry Freeway
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14
Take the exit slight right toward Belt Line Road
1342 ft · 23 sec
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15
Turn straight onto East Interstate 30
2496 ft · 50 sec · East Interstate 30
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16
Turn left onto North Belt Line Road
1.2 km · 2 min · North Belt Line Road
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17
Continue on North Belt Line Road
532 ft · 13 sec · North Belt Line Road
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18
Turn right onto Davis Street
1068 ft · 26 sec · Davis Street
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19
Turn slight right onto East Main Street
5 m · 3 sec · East Main Street
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20
Turn right
23 m · 5 sec
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21
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Tomball and Grand Prairie.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 45 North
Merge slight left
202 mi · 03h 27m
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 Rain Showers then Chance Showers And Thunderstorms leaving Tomball and Mostly Sunny near Grand Prairie.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Tomball to Grand Prairie?
The road trip is about 230.8 miles (371.5 km) and usually takes 03h 47m 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?
Buffalo is a useful midpoint, sitting about 117.4 miles from Tomball and 113.4 miles from Grand Prairie.
How much longer is the road route than the straight-line distance?
The direct path is about 200.3 miles (322.4 km), while the road route adds roughly 30.5 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 9:26 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.80 one way or $61.60 round trip. Estimated CO2 is about 72.4 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Chance Showers And Thunderstorms around Tomball and Mostly Sunny near Grand Prairie.
Stop Ideas Near Buffalo
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 Buffalo.
Bryan, TX
Waco, TX
Flight Path Map
This map shows the direct air route between Tomball and Grand Prairie. Straight-line distance: 200.32 mi (322.39 km).
#1 Tomball
City in Texas
| Population | 11,722 |
| Coordinates | 30.0971600, -95.6160500 |
| Altitude | 57 |
| 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: 372 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 41m |
| 40 mph (64.37 km/h) | 05h 46m |
| 50 mph (80.47 km/h) | 04h 37m |
| 60 mph (96.56 km/h) | 03h 50m |
| 70 mph (112.65 km/h) | 03h 17m |
| 80 mph (129 km/h) | 02h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $30.80 | $61.60 |
| Mid-grade | $4.25 | $34.65 | $69.31 |
| Premium | $4.59 | $37.42 | $74.83 |
| Diesel | $3.99 | $32.54 | $65.09 |
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 · Jun 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.