How far is Big Sandy, TX from San Antonio, TX?
The driving distance from Big Sandy, TX to San Antonio, TX is about 349.6 miles (562.7 km), with a travel time of about 05h 50m by car.
- The straight-line flight distance is about 296.3 miles (476.9 km).
- For a round trip, plan for roughly 11h 40m 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 50m.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Big Sandy and San Antonio.
Turn-by-Turn Driving Directions
Step-by-step road directions between Big Sandy and San Antonio.
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1
Start on North Tyler Street
26 m · 5 sec · North Tyler Street
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2
Turn right onto West Broadway Street
1.4 km · 1 min · West Broadway Street
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3
Turn left
12.6 mi · 15 min
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4
Turn right onto US Highway 271
4.8 mi · 6 min · US Highway 271
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5
Turn right onto East Northeast Loop 323
1.6 mi · 2 min · East Northeast Loop 323
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6
Continue on West Northwest Loop 323
4.3 mi · 6 min · West Northwest Loop 323
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7
Continue on South Southwest Loop 323
3046 ft · 43 sec · South Southwest Loop 323
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8
Turn right onto Chandler Highway
1.6 mi · 2 min · Chandler Highway
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9
Continue on State Highway 31 West
5.6 mi · 7 min · State Highway 31 West
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10
Continue on East Highway 31
2 mi · 2 min · East Highway 31
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11
Continue on State Highway 31 East
21 mi · 24 min · State Highway 31 East
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12
Take the exit right
1648 ft · 45 sec
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13
Merge slight left onto Jed Robinson Loop
6.2 mi · 7 min · Jed Robinson Loop
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14
Take the exit slight right
782 ft · 21 sec
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15
Keep slight left
136 m · 14 sec
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16
Turn right onto State Highway 31 West
4 mi · 5 min · State Highway 31 West
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17
Continue on East Royall Boulevard
5.4 mi · 6 min · East Royall Boulevard
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18
Continue on State Highway 31 East
9.9 mi · 11 min · State Highway 31 East
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19
Continue on Northwest 2nd Street
9.3 mi · 11 min · Northwest 2nd Street
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20
Turn left onto Corsicana Bypass
11.8 mi · 14 min · Corsicana Bypass
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21
At the end of the road, turn left onto West State Highway 31
18.8 mi · 21 min · West State Highway 31
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22
Continue on Hubbard Bypass
5.5 mi · 6 min · Hubbard Bypass
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23
Continue on State Highway 31
17.2 mi · 17 min · State Highway 31
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24
Continue on East US Highway 84
2.5 mi · 3 min · East US Highway 84
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25
Continue on Bellmead Drive
2.6 mi · 5 min · Bellmead Drive
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26
Turn straight onto East Waco Drive
2288 ft · 1 min · East Waco Drive
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27
Turn left onto North Jack Kultgen Expressway
158 m · 12 sec · North Jack Kultgen Expressway
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28
Take the ramp straight toward I 35 South, US 77 South
1524 ft · 37 sec
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29
Merge slight left onto North Jack Kultgen Expressway
6.1 mi · 7 min · North Jack Kultgen Expressway
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30
Continue on Purple Heart Trail
37.9 mi · 39 min · Purple Heart Trail
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31
Keep slight left
55.8 mi · 59 min
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32
Keep slight left to continue on Purple Heart Trail
49.8 mi · 55 min · Purple Heart Trail
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33
Continue on Interstate Highway 35
1.7 mi · 2 min · Interstate Highway 35
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34
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
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35
Continue on North Pan Am Expressway
10 mi · 12 min · North Pan Am Expressway
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36
Keep slight left to continue on North Pan Am Expressway
6.4 mi · 8 min · North Pan Am Expressway
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37
Keep slight left to continue on North Pan Am Expressway
2907 ft · 41 sec · North Pan Am Expressway
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38
Take the exit slight right toward Lexington Avenue, Main Avenue, San Pedro Avenue
684 ft · 17 sec
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39
Turn straight onto East Elmira Street
526 ft · 17 sec · East Elmira Street
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40
Turn left onto North Main Avenue
830 ft · 19 sec · North Main Avenue
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41
Enter the roundabout and take exit 2 toward Navarro Street
49 m · 3 sec · Navarro Street
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42
Exit the roundabout onto Navarro Street
34 m · 2 sec · Navarro Street
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43
Keep slight right to continue on North Main Avenue
2181 ft · 52 sec · North Main Avenue
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44
Turn right onto West Travis Street
68 m · 11 sec · West Travis Street
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45
Turn left onto North Flores Street
807 ft · 20 sec · North Flores Street
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46
Continue on Military Plaza
119 m · 16 sec · Military Plaza
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47
Turn left onto Dolorosa Street
100 m · 8 sec · Dolorosa Street
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48
Arrive at your destination
0 m · 1 sec · Dolorosa Street
Car Route Details
A richer read on the saved driving route between Big Sandy and San Antonio.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Purple Heart Trail
Keep slight left
55.8 mi · 00h 59m
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 Big Sandy and Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near San Antonio.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Big Sandy to San Antonio?
The road trip is about 349.6 miles (562.7 km) and usually takes 05h 50m 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?
Lorena is a useful midpoint, sitting about 165.4 miles from Big Sandy and 184.2 miles from San Antonio.
How much longer is the road route than the straight-line distance?
The direct path is about 296.3 miles (476.9 km), while the road route adds roughly 53.3 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 5:20 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $46.63 one way or $93.27 round trip. Estimated CO2 is about 109.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Big Sandy and Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms near San Antonio.
Stop Ideas Near Lorena
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 Lorena.
McGregor
Waco, TX
Temple
Killeen, Texas
Flight Path Map
This map shows the direct air route between Big Sandy and San Antonio. Straight-line distance: 296.34 mi (476.91 km).
#1 Big Sandy
Town of the United States
| Population | 1,412 |
| Coordinates | 32.5837500, -95.1088300 |
| Altitude | 112 |
| 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: 563 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 38m |
| 40 mph (64.37 km/h) | 08h 44m |
| 50 mph (80.47 km/h) | 06h 59m |
| 60 mph (96.56 km/h) | 05h 49m |
| 70 mph (112.65 km/h) | 04h 59m |
| 80 mph (129 km/h) | 04h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $46.63 | $93.27 |
| Mid-grade | $4.25 | $52.47 | $104.94 |
| Premium | $4.59 | $56.65 | $113.31 |
| Diesel | $3.99 | $49.27 | $98.55 |
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.