How far is Carthage, TX from San Antonio, TX?
The driving distance from Carthage, TX to San Antonio, TX is about 354.5 miles (570.5 km), with a travel time of about 05h 55m by car.
- The straight-line flight distance is about 310.6 miles (499.9 km).
- For a round trip, plan for roughly 11h 50m 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 05h 55m.
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 Brazos County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Carthage and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Carthage and San Antonio.
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1
Start on Panola Street
66 m · 7 sec · Panola Street
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2
Turn left onto North Saint Mary Street
111 m · 12 sec · North Saint Mary Street
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3
Turn right onto West Sabine Street
1.9 mi · 3 min · West Sabine Street
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4
Continue straight
24.7 mi · 26 min
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5
At the end of the road, turn left onto North Railroad Avenue
2.6 mi · 3 min · North Railroad Avenue
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6
Continue on US Route 259
3 mi · 3 min · US Route 259
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7
Continue on US Highway 259
11.2 mi · 13 min · US Highway 259
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8
Take the exit slight right toward US 59 South: Lufkin
68 m · 6 sec
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9
Continue straight
128 m · 12 sec
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10
Continue straight
556 ft · 16 sec
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11
Turn left
32 m · 4 sec
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12
Turn right onto North US Highway 59
1.1 km · 48 sec · North US Highway 59
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13
Continue on Northwest Stallings Drive
6 mi · 7 min · Northwest Stallings Drive
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14
Take the exit slight right
1144 ft · 33 sec
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15
Turn right onto South Fredonia Street
2171 ft · 37 sec · South Fredonia Street
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16
Continue on West State Highway 7
51.7 mi · 1 hr 5 min · West State Highway 7
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17
Turn right onto 5th Street
39 m · 2 sec · 5th Street
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18
Turn left onto East Houston Avenue
60 m · 6 sec · East Houston Avenue
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19
Turn left onto South 4th Street
88 m · 9 sec · South 4th Street
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20
Turn right onto East Goliad Avenue
1.6 mi · 3 min · East Goliad Avenue
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21
Turn left
145.2 mi · 2 hr 45 min
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22
Turn left onto State Highway 95
1748 ft · 30 sec · State Highway 95
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23
Turn right onto State Highway 71 East
125 m · 10 sec · State Highway 71 East
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24
Take the ramp slight left toward TX 21 West, TX 71 West
2021 ft · 49 sec
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25
Merge slight left onto State Highway 71 East
2.2 mi · 3 min · State Highway 71 East
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26
Continue straight
1.2 km · 50 sec
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27
Continue straight
2.8 mi · 3 min
-
28
Take the exit slight right toward TX 21 West: San Marcos
1681 ft · 52 sec
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29
Turn left onto West State Highway 21
17.8 mi · 21 min · West State Highway 21
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30
Turn left onto US 183, Toll 130 South
1833 ft · 1 min
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31
Turn straight
2815 ft · 37 sec
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32
Take the ramp slight left toward TX 130 Toll South
1635 ft · 40 sec
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33
Merge slight left onto Pickle Parkway
34 mi · 30 min · Pickle Parkway
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34
Keep slight right to continue on I 10 West: San Antonio
3262 ft · 1 min
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35
Merge slight left
11.1 mi · 11 min
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36
Continue straight
9.4 mi · 9 min
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37
Keep slight left
12 mi · 13 min
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38
Keep slight left to continue on 90th Infantry Division Highway
1.2 km · 52 sec · 90th Infantry Division Highway
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39
Continue on Jose Lopez Freeway
1.6 mi · 2 min · Jose Lopez Freeway
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40
Take the exit slight right toward Commerce Street, Houston Street
790 ft · 19 sec
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41
Turn straight onto Interstate 10 East
1830 ft · 39 sec · Interstate 10 East
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42
Turn right onto East Houston Street
963 ft · 20 sec · East Houston Street
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43
Turn slight left onto East Commerce Street
4.3 mi · 7 min · East Commerce Street
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44
Turn left onto Military Plaza
119 m · 16 sec · Military Plaza
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45
Turn left onto Dolorosa Street
100 m · 8 sec · Dolorosa Street
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46
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Carthage and San Antonio.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Longest stretch
Turn left
145 mi · 02h 45m
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.
Mostly Cloudy leaving Carthage and Mostly Cloudy near San Antonio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Carthage to San Antonio?
The road trip is about 354.5 miles (570.5 km) and usually takes 05h 55m 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?
Wixon Valley is a useful midpoint, sitting about 175.2 miles from Carthage and 179.3 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 310.6 miles (499.9 km), while the road route adds roughly 43.9 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 5:10 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $47.28 one way or $94.55 round trip. Estimated CO2 is about 111.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Carthage and Mostly Cloudy near San Antonio.
Stop Ideas Near Wixon Valley
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 Wixon Valley.
Bryan, TX
Prairie View, TX
Temple
Taylor
Flight Path Map
This map shows the direct air route between Carthage and San Antonio. Straight-line distance: 310.62 mi (499.9 km).
#1 Carthage
City in Texas
| Population | 6,354 |
| Coordinates | 32.1573800, -94.3374200 |
| Altitude | 95 |
| Country | United States |
#2 San Antonio
The seventh most populous city in the United States and the center of the San Antonio metropolitan area.
| Population | 1,567,118 |
| Coordinates | 29.4241200, -98.4936300 |
| Altitude | 198 |
| Country | United States |
End: Dolorosa Street (-98.493645, 29.424163)
Estimated Travel Time
Distance: 571 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 48m |
| 40 mph (64.37 km/h) | 08h 51m |
| 50 mph (80.47 km/h) | 07h 05m |
| 60 mph (96.56 km/h) | 05h 54m |
| 70 mph (112.65 km/h) | 05h 03m |
| 80 mph (129 km/h) | 04h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $47.28 | $94.55 |
| Mid-grade | $4.25 | $53.19 | $106.39 |
| Premium | $4.59 | $57.43 | $114.87 |
| Diesel | $3.99 | $49.95 | $99.90 |
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 · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.