How far is San Antonio, TX from Zapata, TX?
The driving distance from San Antonio, TX to Zapata, TX is about 205 miles (329.9 km), with a travel time of about 03h 41m by car.
- The straight-line flight distance is about 180.3 miles (290.1 km).
- For a round trip, plan for roughly 07h 23m 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 03h 41m.
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 La Salle County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Partly Sunny
Driving Route Map
The map below follows the saved road route between San Antonio and Zapata.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Zapata.
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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
1042 ft · 28 sec · West Market Street
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3
Turn left onto Navarro Street
76 m · 12 sec · Navarro Street
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4
Turn left onto East Commerce Street
2662 ft · 1 min · East Commerce Street
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5
Turn left onto South Santa Rosa Street
2853 ft · 1 min · South Santa Rosa Street
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6
Continue on South Laredo Street
151 m · 13 sec · South Laredo Street
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7
Turn right onto Guadalupe Street
158 m · 17 sec · Guadalupe Street
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8
Take the ramp left toward I 35 South, I 10 East
1085 ft · 27 sec
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9
Merge slight left onto South Pan Am Expressway
10 mi · 12 min · South Pan Am Expressway
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10
Continue on Purple Heart Trail
144.4 mi · 2 hr 26 min · Purple Heart Trail
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11
Continue on Santa Ursula Avenue
549 ft · 16 sec · Santa Ursula Avenue
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12
Turn left onto Matamoros Street
2145 ft · 54 sec · Matamoros Street
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13
Continue on Chihuahua Street
1 mi · 2 min · Chihuahua Street
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14
Turn right onto North Meadow Avenue
2 mi · 4 min · North Meadow Avenue
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15
Turn right onto South Zapata Highway
5.4 mi · 8 min · South Zapata Highway
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16
Continue on US Highway 83 South
14.2 mi · 16 min · US Highway 83 South
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17
Continue on United States Highway 83
25.7 mi · 29 min · United States Highway 83
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18
Arrive at your destination
0 m · 1 sec · United States Highway 83
Car Route Details
A richer read on the saved driving route between San Antonio and Zapata.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Purple Heart Trail
Continue on Purple Heart Trail
144 mi · 02h 26m
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 then Slight Chance Showers And Thunderstorms leaving San Antonio and Partly Sunny near Zapata.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Zapata?
The road trip is about 205 miles (329.9 km) and usually takes 03h 41m 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?
Cotulla is a useful midpoint, sitting about 102.7 miles from San Antonio and 102.3 miles from Zapata.
How much longer is the road route than the straight-line distance?
The direct path is about 180.3 miles (290.1 km), while the road route adds roughly 24.7 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 9:36 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $27.32 one way or $54.64 round trip. Estimated CO2 is about 64.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms around San Antonio and Partly Sunny near Zapata.
Flight Path Map
This map shows the direct air route between San Antonio and Zapata. Straight-line distance: 180.23 mi (290.06 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 Zapata
Census designated place
| Population | 5,089 |
| Coordinates | 26.9072600, -99.2714300 |
| Altitude | 121 |
| Country | United States |
End: Zapata (-99.27143, 26.90726)
Estimated Travel Time
Distance: 330 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 49m |
| 40 mph (64.37 km/h) | 05h 07m |
| 50 mph (80.47 km/h) | 04h 05m |
| 60 mph (96.56 km/h) | 03h 24m |
| 70 mph (112.65 km/h) | 02h 55m |
| 80 mph (129 km/h) | 02h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $27.32 | $54.64 |
| Mid-grade | $4.25 | $30.74 | $61.48 |
| Premium | $4.59 | $33.19 | $66.39 |
| Diesel | $3.99 | $28.87 | $57.74 |
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.