How far is Post, TX from Grand Prairie, TX?

The driving distance from Post, TX to Grand Prairie, TX is about 293.6 miles (472.5 km), with a travel time of about 05h 06m by car.

  • The straight-line flight distance is about 255.8 miles (411.7 km).
  • For a round trip, plan for roughly 10h 12m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
293.6 mi
05h 06m
Flight
255.81 mi
411.68 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Post.

Flight Distance

Direct air line
255.81 mi
Kilometers
411.68 km
Flight Time
00h 30m

Driving Distance

Road route
293.6 mi
Kilometers
472.5 km
Drive Time
05h 06m

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 06m.

Arrival Snapshot
Arrive in Grand Prairie
Thu, Oct 15, 6:48 PM CDT
Return by in Post
Thu, Oct 15, 11:54 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Post
2026-10-15T13:41
Arrive Grand Prairie
Thu, Oct 15, 6:48 PM CDT
Route Timing
05h 06m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:06 AM to 1:06 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
6:48 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Post
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Baird
TX

City in Texas, USA

From Post
146.6 mi
02h 33m
To Grand Prairie
147 mi
02h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
This Afternoon

Chance Showers And Thunderstorms

Starts
Thu, Oct 15 12:00 PM CDT
Wind
10 to 20 mph N
Destination
89°F
Thursday

Partly Sunny

Starts
Thu, Oct 15 6:00 AM CDT
Wind
5 to 10 mph S

Driving Route Map

The map below follows the saved road route between Post and Grand Prairie.

Turn-by-Turn Driving Directions

Step-by-step road directions between Post and Grand Prairie.

  1. 1

    Start on West Main Street

    52 m · 10 sec · West Main Street

  2. 2

    Continue on West Main Street

    142 m · 23 sec · West Main Street

  3. 3

    Turn right onto South Broadway Street

    2569 ft · 1 min · South Broadway Street

  4. 4

    Continue on US Highway 84

    74.6 mi · 1 hr 15 min · US Highway 84

  5. 5

    Keep slight left to continue on I 20 East, US 84 East: Abilene

    183 mi · 3 hr 5 min

  6. 6

    Keep slight left to continue on West Freeway

    15.2 mi · 17 min · West Freeway

  7. 7

    Continue on Tom Landry Freeway

    17.4 mi · 22 min · Tom Landry Freeway

  8. 8

    Take the exit slight right toward PGBT South: President George Bush Turnpike

    1778 ft · 43 sec

  9. 9

    Merge slight left onto President George Bush Turnpike

    3024 ft · 37 sec · President George Bush Turnpike

  10. 10

    Take the exit slight right toward TX 180: Main Street, Jefferson Street

    1455 ft · 28 sec

  11. 11

    Turn straight onto North State Highway 161

    136 m · 10 sec · North State Highway 161

  12. 12

    Turn left onto Dalworth Street

    1.1 km · 2 min · Dalworth Street

  13. 13

    Turn slight left onto West Main Street

    2155 ft · 51 sec · West Main Street

  14. 14

    Continue on East Main Street

    1793 ft · 46 sec · East Main Street

  15. 15

    Turn left

    23 m · 5 sec

  16. 16

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Post and Grand Prairie.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
16 steps
7 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
5.4 / 100 mi
Decision points by distance
Main Roads
I 20 East
183 mi · 62%
US Highway 84
74.6 mi · 25%
Tom Landry Freeway
17.4 mi · 6%
West Freeway
15.2 mi · 5%
Dalworth Street
0.68 mi
President George Bush Turnpike
0.57 mi
Longest Stretch

I 20 East

Keep slight left to continue on I 20 East, US 84 East: Abilene

183 mi · 03h 05m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
05h 06m
Long day trip
Same-Day Return
10h 12m
Round-trip wheel time
Road vs Air
+37.8 mi
255.8 mi direct line
Halfway Stop
Baird
02h 33m from Post
Leave By
6:48 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms leaving Post and Partly Sunny near Grand Prairie.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Post to Grand Prairie?

The road trip is about 293.6 miles (472.5 km) and usually takes 05h 06m 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?

Baird is a useful midpoint, sitting about 146.6 miles from Post and 147 miles from Grand Prairie.

How much longer is the road route than the straight-line distance?

The direct path is about 255.8 miles (411.7 km), while the road route adds roughly 37.8 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 6:48 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $39.77 one way or $79.54 round trip. Estimated CO2 is about 92.1 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Post and Partly Sunny near Grand Prairie.

Flight Path Map

This map shows the direct air route between Post and Grand Prairie. Straight-line distance: 255.81 mi (411.68 km).

Post

#1 Post

City in Garza County, Texas, United States

Population5,123
Coordinates33.1912200, -101.3790000
Altitude794
CountryUnited States
Grand Prairie

#2 Grand Prairie

The ninth most populous city in Texas.

Population195,272
Coordinates32.7459600, -96.9977800
Altitude157
CountryUnited States
Start: Post (-101.379, 33.19122)
End: Grand Prairie (-96.99778, 32.74596)

Estimated Travel Time

Distance: 473 km by road

SpeedTime
30 mph (48.3 km/h)09h 46m
40 mph (64.37 km/h)07h 20m
50 mph (80.47 km/h)05h 52m
60 mph (96.56 km/h)04h 53m
70 mph (112.65 km/h)04h 11m
80 mph (129 km/h)03h 39m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.36 gal
39.22 L · about $39.77
Round trip
$79.54
20.72 gal · 78.44 L
Estimated CO2
92.1 kg one way
Round trip: 184.1 kg / 406 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.84 $39.77 $79.54
Mid-grade $4.35 $45.03 $90.07
Premium $4.72 $48.93 $97.86
Diesel $5.78 $59.84 $119.68

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 · Oct 15, 2026

There is no time difference between Post and Grand Prairie. The current time is 13:41:52.

Distance to Other Cities

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.