How far is Columbus, TX from San Antonio, TX?
The driving distance from Columbus, TX to San Antonio, TX is about 125.1 miles (201.3 km), with a travel time of about 01h 57m by car.
- The straight-line flight distance is about 119.1 miles (191.6 km).
- For a round trip, plan for roughly 03h 54m 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 01h 57m.
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 Guadalupe County, Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Columbus and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Columbus and San Antonio.
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1
Start on Walnut Street
80 m · 15 sec · Walnut Street
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2
Turn left onto Milam Street
1.3 km · 2 min · Milam Street
-
3
Turn slight right onto Shult Drive
24 m · 11 sec · Shult Drive
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4
Turn left onto State Highway 71 South
716 ft · 21 sec · State Highway 71 South
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5
Turn right onto I-10 Service Road
136 m · 9 sec · I-10 Service Road
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6
Take the ramp straight
1330 ft · 32 sec
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7
Merge slight left
92.8 mi · 1 hr 33 min
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8
Continue straight
9.4 mi · 9 min
-
9
Keep slight left
12 mi · 13 min
-
10
Keep slight left to continue on 90th Infantry Division Highway
1.2 km · 52 sec · 90th Infantry Division Highway
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11
Continue on Jose Lopez Freeway
1.6 mi · 2 min · Jose Lopez Freeway
-
12
Take the exit slight right toward Commerce Street, Houston Street
790 ft · 19 sec
-
13
Turn straight onto Interstate 10 East
1830 ft · 39 sec · Interstate 10 East
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14
Turn right onto East Houston Street
963 ft · 20 sec · East Houston Street
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15
Turn slight left onto East Commerce Street
4.3 mi · 7 min · East Commerce Street
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16
Turn left onto Military Plaza
119 m · 16 sec · Military Plaza
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17
Turn left onto Dolorosa Street
100 m · 8 sec · Dolorosa Street
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18
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Columbus and San Antonio.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I-10 Service Road
Merge slight left
92.8 mi · 01h 33m
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.
Partly Sunny leaving Columbus 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 Columbus to San Antonio?
The road trip is about 125.1 miles (201.3 km) and usually takes 01h 57m 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?
Luling is a useful midpoint, sitting about 61.5 miles from Columbus and 63.6 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 119.1 miles (191.6 km), while the road route adds roughly 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 2:36 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.67 one way or $33.33 round trip. Estimated CO2 is about 39.2 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Columbus and Mostly Cloudy near San Antonio.
Stop Ideas Near Luling
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 Luling.
San Marcos Station
Austin
San Antonio Station
Taylor
Flight Path Map
This map shows the direct air route between Columbus and San Antonio. Straight-line distance: 119.04 mi (191.57 km).
#1 Columbus
City in Colorado County, Texas, United States
| Population | 3,699 |
| Coordinates | 29.7066200, -96.5396900 |
| Altitude | 62 |
| 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: 201 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 10m |
| 40 mph (64.37 km/h) | 03h 07m |
| 50 mph (80.47 km/h) | 02h 30m |
| 60 mph (96.56 km/h) | 02h 05m |
| 70 mph (112.65 km/h) | 01h 47m |
| 80 mph (129 km/h) | 01h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $16.67 | $33.33 |
| Mid-grade | $4.25 | $18.75 | $37.50 |
| Premium | $4.59 | $20.25 | $40.49 |
| Diesel | $3.99 | $17.61 | $35.22 |
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.