How far is San Antonio, TX from Pecos, TX?
The driving distance from San Antonio, TX to Pecos, TX is about 364.7 miles (587 km), with a travel time of about 06h 03m by car.
- The straight-line flight distance is about 328.3 miles (528.3 km).
- For a round trip, plan for roughly 12h 06m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 03m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Sunny
Driving Route Map
The map below follows the saved road route between San Antonio and Pecos.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Pecos.
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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
1.3 km · 2 min · Navarro Street
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4
Enter the roundabout and take exit 2 toward San Pedro Avenue
26 m · 2 sec · San Pedro Avenue
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5
Exit the roundabout onto San Pedro Avenue
2891 ft · 1 min · San Pedro Avenue
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6
Turn left onto West Cypress Street
604 ft · 10 sec · West Cypress Street
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7
Turn straight onto East Fredericksburg Road
1.2 mi · 2 min · East Fredericksburg Road
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8
Turn right onto Interstate 10 West
657 ft · 13 sec · Interstate 10 West
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9
Take the ramp slight left toward I 10 West, US 87 North
553 ft · 14 sec
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10
Merge slight left onto McDermott Freeway
12.8 mi · 15 min · McDermott Freeway
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11
Keep slight right
297.5 mi · 4 hr 43 min
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12
Take the exit slight right toward US 285: Pecos, Sanderson
1250 ft · 31 sec
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13
Continue on Interstate 10 West
1015 ft · 29 sec · Interstate 10 West
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14
Turn right onto North US Highway 285
50.8 mi · 58 min · North US Highway 285
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15
Turn left onto East 6th Street
20 m · 3 sec · East 6th Street
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16
Arrive at your destination
0 m · 1 sec · East 6th Street
Car Route Details
A richer read on the saved driving route between San Antonio and Pecos.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
McDermott Freeway
Keep slight right
297 mi · 04h 43m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Cloudy leaving San Antonio and Mostly Sunny near Pecos.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Pecos?
The road trip is about 364.7 miles (587 km) and usually takes 06h 03m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Sonora is a useful midpoint, sitting about 182.2 miles from San Antonio and 182.4 miles from Pecos.
How much longer is the road route than the straight-line distance?
The direct path is about 328.3 miles (528.3 km), while the road route adds roughly 36.4 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $48.64 one way or $97.27 round trip. Estimated CO2 is about 114.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around San Antonio and Mostly Sunny near Pecos.
Flight Path Map
This map shows the direct air route between San Antonio and Pecos. Straight-line distance: 328.28 mi (528.32 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 Pecos
City in Texas
| Population | 10,488 |
| Coordinates | 31.4229100, -103.4932300 |
| Altitude | 787 |
| Country | United States |
End: Pecos (-103.49323, 31.42291)
Estimated Travel Time
Distance: 587 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 09m |
| 40 mph (64.37 km/h) | 09h 07m |
| 50 mph (80.47 km/h) | 07h 17m |
| 60 mph (96.56 km/h) | 06h 04m |
| 70 mph (112.65 km/h) | 05h 12m |
| 80 mph (129 km/h) | 04h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $48.64 | $97.27 |
| Mid-grade | $4.25 | $54.72 | $109.45 |
| Premium | $4.59 | $59.09 | $118.17 |
| Diesel | $3.99 | $51.39 | $102.78 |
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.