How far is Fort Davis, TX from San Antonio, TX?

The driving distance from Fort Davis, TX to San Antonio, TX is about 401.2 miles (645.6 km), with a travel time of about 06h 00m by car.

  • The straight-line flight distance is about 333 miles (535.9 km).
  • For a round trip, plan for roughly 12h 00m 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
401.14 mi
06h 00m
Flight
332.97 mi
535.87 km direct

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

Learn Distance

Choose another destination from Fort Davis.

Flight Distance

Direct air line
332.97 mi
Kilometers
535.87 km
Flight Time
00h 40m

Driving Distance

Road route
401.14 mi
Kilometers
645.57 km
Drive Time
06h 00m

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 00m.

Arrival Snapshot
Arrive in San Antonio
Mon, May 25, 2:56 PM CDT
Return by in Fort Davis
Mon, May 25, 8:57 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fort Davis
2026-05-25T08:56
Arrive San Antonio
Mon, May 25, 2:56 PM CDT
Route Timing
06h 00m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
12:00 PM to 2:00 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
5:00 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Fort Davis
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
Ozona
TX

Census designated place

From Fort Davis
200.3 mi
03h 00m
To San Antonio
200.8 mi
03h 00m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Memorial Day

Sunny then Slight Chance Showers And Thunderstorms

Starts
Mon, May 25 6:00 AM CDT
Wind
5 to 15 mph SE
Destination
87°F
Memorial Day

Mostly Sunny

Starts
Mon, May 25 6:00 AM CDT
Wind
5 mph ENE

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Fort Davis and San Antonio.

  1. 1

    Start on State Street

    1.3 mi · 2 min · State Street

  2. 2

    Turn right

    30.9 mi · 38 min

  3. 3

    At the end of the road, turn right

    7.4 mi · 11 min

  4. 4

    Take the ramp straight toward I 10 East: Fort Stockton

    286.4 mi · 4 hr 29 min

  5. 5

    Continue straight

    54.3 mi · 55 min

  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 Fort Davis 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
2
0 merges, 2 ramps or exits
Navigation Density
3 / 100 mi
Decision points by distance
Main Roads
I 10 East
358 mi · 89%
McDermott Freeway
1.65 mi
State Street
1.32 mi
North Pecos-La Trinidad
0.71 mi
Dolorosa Street
0.49 mi
Santa Rosa Street
0.47 mi
Longest Stretch

I 10 East

Take the ramp straight toward I 10 East: Fort Stockton

286 mi · 04h 29m

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
06h 00m
Long day trip
Same-Day Return
12h 00m
Round-trip wheel time
Road vs Air
+68.2 mi
333 mi direct line
Halfway Stop
Ozona
03h 00m from Fort Davis
Leave By
5:00 AM CDT
Early departure recommended
Weather Watch

Sunny then Slight Chance Showers And Thunderstorms leaving Fort Davis and Mostly Sunny near San Antonio.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fort Davis to San Antonio?

The road trip is about 401.2 miles (645.6 km) and usually takes 06h 00m 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?

Ozona is a useful midpoint, sitting about 200.3 miles from Fort Davis and 200.8 miles from San Antonio.

How much longer is the road route than the straight-line distance?

The direct path is about 333 miles (535.9 km), while the road route adds roughly 68.2 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 5:00 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $53.47 one way or $106.95 round trip. Estimated CO2 is about 125.8 kg one way.

What should you check before leaving?

Before you leave, expect Sunny then Slight Chance Showers And Thunderstorms around Fort Davis and Mostly Sunny near San Antonio.

Flight Path Map

This map shows the direct air route between Fort Davis and San Antonio. Straight-line distance: 332.97 mi (535.87 km).

Fort Davis

#1 Fort Davis

Census-designated place (CDP) in Jeff Davis County, Texas, United States

Population1,201
Coordinates30.5882100, -103.8946300
Altitude1491
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: State Street (-103.894702, 30.588217)
End: Dolorosa Street (-98.493645, 29.424163)

Estimated Travel Time

Distance: 646 km by road

SpeedTime
30 mph (48.3 km/h)13h 21m
40 mph (64.37 km/h)10h 01m
50 mph (80.47 km/h)08h 01m
60 mph (96.56 km/h)06h 41m
70 mph (112.65 km/h)05h 43m
80 mph (129 km/h)05h 00m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
14.15 gal
53.58 L · about $53.47
Round trip
$106.95
28.3 gal · 107.16 L
Estimated CO2
125.8 kg one way
Round trip: 251.5 kg / 554 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $53.47 $106.95
Mid-grade $4.25 $60.17 $120.33
Premium $4.59 $64.96 $129.93
Diesel $3.99 $56.50 $113.00

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 · May 25, 2026

There is no time difference between Fort Davis and San Antonio. The current time is 08:56:23.

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.