How far is Post, TX from Laredo, TX?
The driving distance from Post, TX to Laredo, TX is about 483.3 miles (777.8 km), with a travel time of about 07h 45m by car.
- The straight-line flight distance is about 408.3 miles (657.1 km).
- For a round trip, plan for roughly 15h 31m 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 45m.
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 Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Post and Laredo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Post and Laredo.
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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
29.5 mi · 33 min · State Highway 153
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11
Turn right
12.3 mi · 13 min
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12
Turn left
6.3 mi · 7 min
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13
At the end of the road, turn right onto Hutchings Avenue
118 m · 18 sec · Hutchings Avenue
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14
Turn left onto South 7th Street
16.5 mi · 18 min · South 7th Street
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15
Continue on Grassmeyer Street
41.9 mi · 45 min · Grassmeyer Street
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16
Continue on Ellis Street
29.4 mi · 31 min · Ellis Street
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17
Take the exit left toward I 10 East: San Antonio
40 mi · 38 min
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18
Continue straight
54.3 mi · 55 min
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19
Keep slight right
5.4 mi · 6 min
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20
Take the exit slight right toward Frontage Road
3038 ft · 1 min
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21
Turn straight onto Interstate 10 West
2224 ft · 41 sec · Interstate 10 West
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22
Turn right onto North Loop 1604 West
3234 ft · 1 min · North Loop 1604 West
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23
Take the ramp slight left toward Loop 1604 West
1157 ft · 28 sec
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24
Merge slight left onto Anderson Loop
24.4 mi · 29 min · Anderson Loop
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25
Turn right onto Interstate 35 South
940 ft · 20 sec · Interstate 35 South
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26
Take the ramp slight left toward I 35 South
1153 ft · 28 sec
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27
Merge slight left onto Purple Heart Trail
139.7 mi · 2 hr 21 min · Purple Heart Trail
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28
Turn right onto Houston Street
1607 ft · 42 sec · Houston Street
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29
Turn left onto Salinas Avenue
83 m · 12 sec · Salinas Avenue
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30
Turn left onto Matamoros Street
93 m · 5 sec · Matamoros Street
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31
Arrive at your destination
0 m · 1 sec · Matamoros Street
Car Route Details
A richer read on the saved driving route between Post and Laredo.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Purple Heart Trail
Merge slight left onto Purple Heart Trail
140 mi · 02h 21m
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.
Showers And Thunderstorms Likely leaving Post and Slight Chance Showers And Thunderstorms near Laredo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Post to Laredo?
The road trip is about 483.3 miles (777.8 km) and usually takes 07h 45m 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?
Junction is a useful midpoint, sitting about 248 miles from Post and 235.3 miles from Laredo.
How much longer is the road route than the straight-line distance?
The direct path is about 408.3 miles (657.1 km), while the road route adds roughly 75 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 $64.43 one way or $128.86 round trip. Estimated CO2 is about 151.5 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Post and Slight Chance Showers And Thunderstorms near Laredo.
Flight Path Map
This map shows the direct air route between Post and Laredo. Straight-line distance: 408.3 mi (657.09 km).
#1 Post
City in Garza County, Texas, United States
| Population | 5,123 |
| Coordinates | 33.1912200, -101.3790000 |
| Altitude | 794 |
| Country | United States |
#2 Laredo
The third most populous city in Texas and the center of the Laredo metropolitan area.
| Population | 263,640 |
| Coordinates | 27.5064100, -99.5075400 |
| Altitude | 126 |
| Country | United States |
End: Matamoros Street (-99.507507, 27.506385)
Estimated Travel Time
Distance: 778 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 16h 06m |
| 40 mph (64.37 km/h) | 12h 05m |
| 50 mph (80.47 km/h) | 09h 39m |
| 60 mph (96.56 km/h) | 08h 03m |
| 70 mph (112.65 km/h) | 06h 54m |
| 80 mph (129 km/h) | 06h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $64.43 | $128.86 |
| Mid-grade | $4.25 | $72.50 | $144.99 |
| Premium | $4.59 | $78.28 | $156.55 |
| Diesel | $3.99 | $68.08 | $136.16 |
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 12, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.