How far is San Antonio, TX from Gun Barrel City, TX?
The driving distance from San Antonio, TX to Gun Barrel City, TX is about 275.6 miles (443.5 km), with a travel time of about 05h 11m by car.
- The straight-line flight distance is about 244.4 miles (393.3 km).
- For a round trip, plan for roughly 10h 22m 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 11m.
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 Texas, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between San Antonio and Gun Barrel City.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Gun Barrel City.
-
1
Start on Dolorosa Street
44 m · 5 sec · Dolorosa Street
-
2
Continue on West Market Street
1893 ft · 42 sec · West Market Street
-
3
Continue on East Market Street
2143 ft · 46 sec · East Market Street
-
4
Turn left
111 m · 13 sec
-
5
Turn straight onto East Commerce Street
66 m · 13 sec · East Commerce Street
-
6
Take the ramp sharp left toward US 281 North, I 37 North
1159 ft · 28 sec
-
7
Merge slight left onto William J Bordelon Freeway
1.3 km · 56 sec · William J Bordelon Freeway
-
8
Take the exit slight right toward I 35 North: Austin
2907 ft · 1 min
-
9
Merge slight left onto North Pan Am Expressway
8.2 mi · 10 min · North Pan Am Expressway
-
10
Keep slight left to continue on North Pan Am Expressway
7.4 mi · 8 min · North Pan Am Expressway
-
11
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
-
12
Continue on Interstate Highway 35
1.9 mi · 2 min · Interstate Highway 35
-
13
Continue on Purple Heart Trail
47.8 mi · 52 min · Purple Heart Trail
-
14
Keep slight right to continue on Purple Heart Trail
95.6 mi · 1 hr 40 min · Purple Heart Trail
-
15
Continue on South Jack Kultgen Expressway
6 mi · 7 min · South Jack Kultgen Expressway
-
16
Take the exit slight right toward US 84: Waco Drive, Bellmead Drive
1323 ft · 28 sec
-
17
Turn straight onto North Jack Kultgen Expressway
1408 ft · 31 sec · North Jack Kultgen Expressway
-
18
Turn right onto East Waco Drive
1793 ft · 53 sec · East Waco Drive
-
19
Continue on Bellmead Drive
2.6 mi · 5 min · Bellmead Drive
-
20
Continue on East US Highway 84
2.7 mi · 3 min · East US Highway 84
-
21
Continue on State Highway 31
16.9 mi · 17 min · State Highway 31
-
22
Continue on Hubbard Bypass
5.3 mi · 5 min · Hubbard Bypass
-
23
Continue on State Highway 31
18.9 mi · 21 min · State Highway 31
-
24
Turn right onto Corsicana Bypass
11.8 mi · 14 min · Corsicana Bypass
-
25
Turn right onto East State Highway 31
9.3 mi · 11 min · East State Highway 31
-
26
Continue on Northeast 2nd Street
8 mi · 9 min · Northeast 2nd Street
-
27
Turn left onto State Highway 274
7.1 mi · 11 min · State Highway 274
-
28
Continue on South Tool Drive
5.8 mi · 9 min · South Tool Drive
-
29
Continue on South Seven Points Boulevard
1.1 mi · 2 min · South Seven Points Boulevard
-
30
Turn right onto East Cedar Creek Parkway
3.7 mi · 5 min · East Cedar Creek Parkway
-
31
Turn left onto Meadow Lake Drive
1318 ft · 36 sec · Meadow Lake Drive
-
32
Arrive at your destination
0 m · 1 sec · Meadow Lake Drive
Car Route Details
A richer read on the saved driving route between San Antonio and Gun Barrel City.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Purple Heart Trail
Keep slight right to continue on Purple Heart Trail
95.6 mi · 01h 40m
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.
Chance Showers And Thunderstorms leaving San Antonio and Chance Showers And Thunderstorms near Gun Barrel City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Gun Barrel City?
The road trip is about 275.6 miles (443.5 km) and usually takes 05h 11m 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?
Belton is a useful midpoint, sitting about 137.9 miles from San Antonio and 137.7 miles from Gun Barrel City.
How much longer is the road route than the straight-line distance?
The direct path is about 244.4 miles (393.3 km), while the road route adds roughly 31.2 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 6:38 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.73 one way or $73.46 round trip. Estimated CO2 is about 86.4 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around San Antonio and Chance Showers And Thunderstorms near Gun Barrel City.
Stop Ideas Near Belton
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 Belton.
Temple
Killeen, Texas
Fort Hood, Texas
McGregor
Flight Path Map
This map shows the direct air route between San Antonio and Gun Barrel City. Straight-line distance: 244.38 mi (393.29 km).
#1 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 |
#2 Gun Barrel City
Town of the United States
| Population | 6,208 |
| Coordinates | 32.3345900, -96.1513600 |
| Altitude | 107 |
| Country | United States |
End: Gun Barrel City (-96.15136, 32.33459)
Estimated Travel Time
Distance: 444 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 10m |
| 40 mph (64.37 km/h) | 06h 53m |
| 50 mph (80.47 km/h) | 05h 30m |
| 60 mph (96.56 km/h) | 04h 35m |
| 70 mph (112.65 km/h) | 03h 56m |
| 80 mph (129 km/h) | 03h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $36.73 | $73.46 |
| Mid-grade | $4.25 | $41.33 | $82.66 |
| Premium | $4.59 | $44.62 | $89.25 |
| Diesel | $3.99 | $38.81 | $77.62 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.