How far is San Augustine, TX from Houston, TX?
The driving distance from San Augustine, TX to Houston, TX is about 164.7 miles (265.1 km), with a travel time of about 02h 47m by car.
- The straight-line flight distance is about 143.1 miles (230.3 km).
- For a round trip, plan for roughly 05h 34m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 47m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Polk County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Chance Showers And Thunderstorms then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between San Augustine and Houston.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Augustine and Houston.
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1
Start on Columbia Street
88 m · 14 sec · Columbia Street
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2
Turn left onto South Liberty Street
114 m · 13 sec · South Liberty Street
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3
Turn right onto East Main Street
1530 ft · 33 sec · East Main Street
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4
Turn left onto South Broadway Street
12 mi · 20 min · South Broadway Street
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5
Continue straight
29.8 mi · 32 min
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6
Take the ramp left
1465 ft · 36 sec
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7
Continue on North Medford Drive
3.8 mi · 5 min · North Medford Drive
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8
Take the exit slight right toward South First Street
121 m · 10 sec
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9
Turn straight onto South Medford Drive
1041 ft · 23 sec · South Medford Drive
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10
Turn left onto South First Street
4.1 mi · 5 min · South First Street
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11
Continue on US 59
1.3 mi · 2 min · US 59
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12
Continue on Diboll Relief Route
111 mi · 2 hr 2 min · Diboll Relief Route
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13
Take the exit slight right toward I 10 East, I 10 West: Beaumont, San Antonio
1018 ft · 25 sec
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14
Keep slight right to continue on I 10 West: San Antonio
1154 ft · 28 sec
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15
Merge slight left onto East Freeway
2497 ft · 35 sec · East Freeway
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16
Take the exit slight right toward San Jacinto Street, Main Street
932 ft · 23 sec
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17
Turn straight onto Providence Street
599 ft · 12 sec · Providence Street
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18
Continue on North San Jacinto Street
1636 ft · 32 sec · North San Jacinto Street
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19
Continue on Fannin Street
1878 ft · 51 sec · Fannin Street
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20
Turn right onto Prairie Street
1338 ft · 48 sec · Prairie Street
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21
Turn right onto Louisiana Street
157 m · 17 sec · Louisiana Street
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22
Arrive at your destination
0 m · 1 sec · Louisiana Street
Car Route Details
A richer read on the saved driving route between San Augustine and Houston.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Diboll Relief Route
Continue on Diboll Relief Route
111 mi · 02h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Showers And Thunderstorms Likely leaving San Augustine 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 San Augustine to Houston?
The road trip is about 164.7 miles (265.1 km) and usually takes 02h 47m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Seven Oaks is a useful midpoint, sitting about 82.6 miles from San Augustine and 82 miles from Houston.
How much longer is the road route than the straight-line distance?
The direct path is about 143.1 miles (230.3 km), while the road route adds roughly 21.6 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 12:56 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.96 one way or $43.91 round trip. Estimated CO2 is about 51.6 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around San Augustine and Chance Showers And Thunderstorms then Showers And Thunderstorms near Houston.
Stop Ideas Near Seven Oaks
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 Seven Oaks.
Nacogdoches, Texas
Beaumont
Flight Path Map
This map shows the direct air route between San Augustine and Houston. Straight-line distance: 143.12 mi (230.33 km).
#1 San Augustine
Town of the United States
| Population | 1,865 |
| Coordinates | 31.5299000, -94.1060300 |
| Altitude | 113 |
| 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: 265 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 29m |
| 40 mph (64.37 km/h) | 04h 07m |
| 50 mph (80.47 km/h) | 03h 17m |
| 60 mph (96.56 km/h) | 02h 44m |
| 70 mph (112.65 km/h) | 02h 21m |
| 80 mph (129 km/h) | 02h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $21.96 | $43.91 |
| Mid-grade | $4.25 | $24.70 | $49.41 |
| Premium | $4.59 | $26.67 | $53.35 |
| Diesel | $3.99 | $23.20 | $46.40 |
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.