How far is Pecos, TX from San Antonio, TX?

The driving distance from Pecos, TX to San Antonio, TX is about 364.9 miles (587.3 km), with a travel time of about 05h 18m by car.

  • The straight-line flight distance is about 328.3 miles (528.3 km).
  • For a round trip, plan for roughly 10h 37m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
364.96 mi
05h 18m
Flight
328.28 mi
528.32 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Pecos.

Flight Distance

Direct air line
328.28 mi
Kilometers
528.32 km
Flight Time
00h 39m

Driving Distance

Road route
364.96 mi
Kilometers
587.34 km
Drive Time
05h 18m

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 18m.

Arrival Snapshot
Arrive in San Antonio
Thu, Apr 23, 6:15 AM CDT
Return by in Pecos
Thu, Apr 23, 11:34 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Pecos
2026-04-23T00:57
Arrive San Antonio
Thu, Apr 23, 6:15 AM CDT
Route Timing
05h 18m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:19 AM to 1:19 PM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
6:22 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Pecos
9:00 PM CDT
Early departure recommended

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.

Mid-route stop
Sonora
TX

City in Texas

From Pecos
182.2 mi
02h 39m
To San Antonio
182.7 mi
02h 39m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
90°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
10 to 20 mph W
Destination
85°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 10 mph SSE

Driving Route Map

The map below follows the saved road route between Pecos and San Antonio.

Turn-by-Turn Driving Directions

Step-by-step road directions between Pecos and San Antonio.

  1. 1

    Start on East 6th Street

    20 m · 5 sec · East 6th Street

  2. 2

    Turn right onto South Cedar Street

    51.1 mi · 58 min · South Cedar Street

  3. 3

    Turn left onto Interstate 10 West

    130 m · 12 sec · Interstate 10 West

  4. 4

    Take the ramp straight toward I 10 East: San Antonio

    1597 ft · 39 sec

  5. 5

    Merge slight left onto La Entrada al Pacifico Corridor

    292.5 mi · 4 hr 38 min · La Entrada al Pacifico Corridor

  6. 6

    Keep slight right

    17.4 mi · 20 min

  7. 7

    Keep slight right to continue on McDermott Freeway

    1.7 mi · 2 min · McDermott Freeway

  8. 8

    Take the exit slight right toward Santa Rosa Street, Downtown

    2505 ft · 1 min

  9. 9

    Turn straight onto North Pecos-La Trinidad

    804 ft · 16 sec · North Pecos-La Trinidad

  10. 10

    Keep slight right to continue on North Pecos-La Trinidad

    2963 ft · 1 min · North Pecos-La Trinidad

  11. 11

    Turn left onto Dolorosa Street

    2582 ft · 56 sec · Dolorosa Street

  12. 12

    Arrive at your destination

    0 m · 1 sec · Dolorosa Street

Car Route Details

A richer read on the saved driving route between Pecos and San Antonio.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
12 steps
4 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
3.3 / 100 mi
Decision points by distance
Main Roads
La Entrada al Pacifico Corridor
310 mi · 85%
South Cedar Street
51.1 mi · 14%
McDermott Freeway
1.65 mi
North Pecos-La Trinidad
0.71 mi
Dolorosa Street
0.49 mi
Santa Rosa Street
0.47 mi
Longest Stretch

La Entrada al Pacifico Corridor

Merge slight left onto La Entrada al Pacifico Corridor

292 mi · 04h 38m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
05h 18m
Long day trip
Same-Day Return
10h 38m
Round-trip wheel time
Road vs Air
+36.6 mi
328.3 mi direct line
Halfway Stop
Sonora
02h 39m from Pecos
Leave By
6:22 AM CDT
Early departure recommended
Weather Watch

Mostly Sunny leaving Pecos and Mostly Cloudy near San Antonio.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Pecos to San Antonio?

The road trip is about 364.9 miles (587.3 km) and usually takes 05h 18m 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?

Sonora is a useful midpoint, sitting about 182.2 miles from Pecos and 182.7 miles from San Antonio.

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 36.6 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 6:22 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $48.67 one way or $97.35 round trip. Estimated CO2 is about 114.5 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Pecos and Mostly Cloudy near San Antonio.

Flight Path Map

This map shows the direct air route between Pecos and San Antonio. Straight-line distance: 328.28 mi (528.32 km).

Pecos

#1 Pecos

City in Texas

Population10,488
Coordinates31.4229100, -103.4932300
Altitude787
CountryUnited States
San Antonio

#2 San Antonio

The seventh most populous city in the United States and the center of the San Antonio metropolitan area.

Population1,567,118
Coordinates29.4241200, -98.4936300
Altitude198
CountryUnited States
Start: East 6th Street (-103.493214, 31.422875)
End: Dolorosa Street (-98.493645, 29.424163)

Estimated Travel Time

Distance: 587 km by road

SpeedTime
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.

One-way fuel
12.88 gal
48.75 L · about $48.67
Round trip
$97.35
25.76 gal · 97.5 L
Estimated CO2
114.5 kg one way
Round trip: 228.9 kg / 505 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $48.67 $97.35
Mid-grade $4.25 $54.77 $109.53
Premium $4.59 $59.13 $118.26
Diesel $3.99 $51.43 $102.86

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

There is no time difference between Pecos and San Antonio. The current time is 00:57:01.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.