How far is Post, TX from Houston, TX?
The driving distance from Post, TX to Houston, TX is about 483.9 miles (778.8 km), with a travel time of about 07h 49m by car.
- The straight-line flight distance is about 426.2 miles (685.9 km).
- For a round trip, plan for roughly 15h 39m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 07h 49m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Lampasas County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Post and Houston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Post and Houston.
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1
Start on West Main Street
52 m · 10 sec · West Main Street
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2
Continue on West Main Street
142 m · 23 sec · West Main Street
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3
Turn right onto South Broadway Street
2569 ft · 1 min · South Broadway Street
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4
Continue on US Highway 84
74.6 mi · 1 hr 15 min · US Highway 84
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5
Keep slight left to continue on I 20 East, US 84 East: Abilene
6.5 mi · 7 min
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6
Take the exit slight right toward SH 70 South, SH 70 Business: Sweetwater, San Angelo
737 ft · 18 sec
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7
Turn slight left onto Southwest Georgia Avenue
624 ft · 17 sec · Southwest Georgia Avenue
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8
Turn right onto Lamar Street
1.2 km · 1 min · Lamar Street
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9
Continue on State Highway 70
10.4 mi · 11 min · State Highway 70
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10
Turn left onto State Highway 153
69 mi · 1 hr 14 min · State Highway 153
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11
Continue on West Walnut Street
1.6 km · 2 min · West Walnut Street
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12
Continue on East Walnut Street
1.5 km · 1 min · East Walnut Street
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13
At the end of the road, turn left
9.4 mi · 11 min
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14
Continue straight
21.5 mi · 25 min
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15
Turn right onto Garmon Drive
1.3 mi · 1 min · Garmon Drive
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16
Continue on US Highway 84 East
29.2 mi · 33 min · US Highway 84 East
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17
Turn right
22.2 mi · 25 min
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18
Continue straight
14.8 mi · 15 min
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19
Merge slight left onto North US Highway 281
79 m · 4 sec · North US Highway 281
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20
Continue on North Key Avenue
2.3 mi · 5 min · North Key Avenue
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21
Continue on South US Highway 183
35.3 mi · 38 min · South US Highway 183
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22
Continue straight
2151 ft · 30 sec
-
23
Keep slight left to continue on 183A Toll Road
14.3 mi · 14 min · 183A Toll Road
-
24
Continue straight
14.8 mi · 17 min
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25
Continue on Bergstrom Expressway
6.3 mi · 7 min · Bergstrom Expressway
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26
Continue on Bastrop Highway
2119 ft · 26 sec · Bastrop Highway
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27
Take the exit slight left toward TX 71 East: Austin-Bergstrom International Airport
2541 ft · 1 min
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28
Continue on East State Highway 71
2.2 mi · 3 min · East State Highway 71
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29
Turn straight onto Bastrop Freeway
1.9 mi · 2 min · Bastrop Freeway
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30
Continue on East State Highway 71
2388 ft · 29 sec · East State Highway 71
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31
Continue on Texas State Highway 71
137 mi · 2 hr 25 min · Texas State Highway 71
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32
Take the exit slight left toward I 10 Toll: Katy Tollway
1548 ft · 22 sec
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33
Merge slight left onto Katy Tollway
3.2 mi · 4 min · Katy Tollway
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34
Take the exit slight right
1092 ft · 15 sec
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35
Merge slight right onto Katy Freeway
10.7 mi · 13 min · Katy Freeway
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36
Take the exit slight right toward Downtown, Theatre District
2064 ft · 52 sec
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37
Continue on Smith Street
704 ft · 29 sec · Smith Street
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38
Turn left onto Preston Street
101 m · 17 sec · Preston Street
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39
Turn left onto Louisiana Street
55 m · 5 sec · Louisiana Street
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40
Arrive at your destination
0 m · 1 sec · Louisiana Street
Car Route Details
A richer read on the saved driving route between Post and Houston.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Texas State Highway 71
Continue on Texas State Highway 71
137 mi · 02h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny leaving Post and Chance Showers And Thunderstorms then Showers And Thunderstorms near Houston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Post to Houston?
The road trip is about 483.9 miles (778.8 km) and usually takes 07h 49m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Lometa is a useful midpoint, sitting about 246.6 miles from Post and 237.4 miles from Houston.
How much longer is the road route than the straight-line distance?
The direct path is about 426.2 miles (685.9 km), while the road route adds roughly 57.7 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $64.55 one way or $129.09 round trip. Estimated CO2 is about 151.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Post and Chance Showers And Thunderstorms then Showers And Thunderstorms near Houston.
Stop Ideas Near Lometa
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 Lometa.
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Temple
Flight Path Map
This map shows the direct air route between Post and Houston. Straight-line distance: 426.2 mi (685.9 km).
#1 Post
City in Garza County, Texas, United States
| Population | 5,123 |
| Coordinates | 33.1912200, -101.3790000 |
| Altitude | 794 |
| Country | United States |
#2 Houston
The fourth most populous city in the United States and the center of the Houston metropolitan area.
| Population | 2,316,120 |
| Coordinates | 29.7632800, -95.3632700 |
| Altitude | 12 |
| Country | United States |
End: Louisiana Street (-95.363596, 29.76347)
Estimated Travel Time
Distance: 779 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 16h 07m |
| 40 mph (64.37 km/h) | 12h 05m |
| 50 mph (80.47 km/h) | 09h 40m |
| 60 mph (96.56 km/h) | 08h 03m |
| 70 mph (112.65 km/h) | 06h 54m |
| 80 mph (129 km/h) | 06h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $64.55 | $129.09 |
| Mid-grade | $4.25 | $72.62 | $145.25 |
| Premium | $4.59 | $78.41 | $156.83 |
| Diesel | $3.99 | $68.20 | $136.40 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.