How far is San Antonio, TX from Grand Saline, TX?
The driving distance from San Antonio, TX to Grand Saline, TX is about 330.4 miles (531.8 km), with a travel time of about 05h 58m by car.
- The straight-line flight distance is about 278.5 miles (448.2 km).
- For a round trip, plan for roughly 11h 57m 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 58m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
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.
Slight Chance Rain Showers
Slight Chance Rain Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between San Antonio and Grand Saline.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Grand Saline.
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1
Start on Dolorosa Street
44 m · 5 sec · Dolorosa Street
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2
Continue on West Market Street
1893 ft · 42 sec · West Market Street
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3
Continue on East Market Street
2143 ft · 46 sec · East Market Street
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4
Turn left
111 m · 13 sec
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5
Turn straight onto East Commerce Street
66 m · 13 sec · East Commerce Street
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6
Take the ramp sharp left toward US 281 North, I 37 North
1159 ft · 28 sec
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7
Merge slight left onto William J Bordelon Freeway
1.3 km · 56 sec · William J Bordelon Freeway
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8
Take the exit slight right toward I 35 North: Austin
2907 ft · 1 min
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9
Merge slight left onto North Pan Am Expressway
8.2 mi · 10 min · North Pan Am Expressway
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10
Keep slight left to continue on North Pan Am Expressway
7.4 mi · 8 min · North Pan Am Expressway
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11
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
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12
Continue on Interstate Highway 35
1.9 mi · 2 min · Interstate Highway 35
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13
Continue on Purple Heart Trail
47.8 mi · 52 min · Purple Heart Trail
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14
Keep slight right to continue on Purple Heart Trail
95.6 mi · 1 hr 40 min · Purple Heart Trail
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15
Continue on South Jack Kultgen Expressway
6.6 mi · 8 min · South Jack Kultgen Expressway
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16
Continue on Purple Heart Trail
33 mi · 33 min · Purple Heart Trail
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17
Keep slight right to continue on I 35E: Dallas
47.5 mi · 49 min
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18
Take the exit slight right toward I 20 East: Shreveport
2359 ft · 57 sec
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19
Merge slight left onto Lyndon B Johnson Freeway
11.9 mi · 13 min · Lyndon B Johnson Freeway
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20
Keep slight left to continue on Ronald Reagan Memorial Highway
17.9 mi · 19 min · Ronald Reagan Memorial Highway
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21
Take the exit slight right toward FM 148
1529 ft · 46 sec
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22
Turn left onto FM 148
2.2 mi · 3 min · FM 148
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23
Turn right onto West Moore Avenue
17.7 mi · 21 min · West Moore Avenue
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24
Continue on Houston Street
2624 ft · 34 sec · Houston Street
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25
Continue on Goodnight Boulevard
6.1 mi · 7 min · Goodnight Boulevard
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26
Continue on West Pine Street
1.3 mi · 1 min · West Pine Street
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27
Continue on United States Highway 80
9 mi · 10 min · United States Highway 80
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28
Turn straight onto West Garland Street
1.1 km · 50 sec · West Garland Street
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29
Turn right onto North Main Street
116 m · 13 sec · North Main Street
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30
Turn left onto East Frank Street
21 m · 3 sec · East Frank Street
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31
Arrive at your destination
0 m · 1 sec · East Frank Street
Car Route Details
A richer read on the saved driving route between San Antonio and Grand Saline.
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 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.
Slight Chance Rain Showers leaving San Antonio and Slight Chance Rain Showers then Mostly Sunny near Grand Saline.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Grand Saline?
The road trip is about 330.4 miles (531.8 km) and usually takes 05h 58m 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 San Antonio and 165 miles from Grand Saline.
How much longer is the road route than the straight-line distance?
The direct path is about 278.5 miles (448.2 km), while the road route adds roughly 51.9 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 5:02 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $44.06 one way or $88.13 round trip. Estimated CO2 is about 103.6 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around San Antonio and Slight Chance Rain Showers then Mostly Sunny near Grand Saline.
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 San Antonio and Grand Saline. Straight-line distance: 278.47 mi (448.16 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 Grand Saline
City in Van Zandt County, Texas, United States
| Population | 3,214 |
| Coordinates | 32.6734600, -95.7094100 |
| Altitude | 122 |
| Country | United States |
End: Grand Saline (-95.70941, 32.67346)
Estimated Travel Time
Distance: 532 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 00m |
| 40 mph (64.37 km/h) | 08h 15m |
| 50 mph (80.47 km/h) | 06h 36m |
| 60 mph (96.56 km/h) | 05h 30m |
| 70 mph (112.65 km/h) | 04h 43m |
| 80 mph (129 km/h) | 04h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $44.06 | $88.13 |
| Mid-grade | $4.25 | $49.58 | $99.16 |
| Premium | $4.59 | $53.53 | $107.06 |
| Diesel | $3.99 | $46.56 | $93.12 |
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.