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

The driving distance from San Antonio, TX to Tatum, TX is about 347.4 miles (559.1 km), with a travel time of about 06h 40m by car.

  • The straight-line flight distance is about 309.1 miles (497.4 km).
  • For a round trip, plan for roughly 13h 20m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
347.43 mi
06h 40m
Flight
309.07 mi
497.4 km direct

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

Learn Distance

Choose another destination from San Antonio.

Flight Distance

Direct air line
309.07 mi
Kilometers
497.4 km
Flight Time
00h 37m

Driving Distance

Road route
347.43 mi
Kilometers
559.14 km
Drive Time
06h 40m

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 40m.

Arrival Snapshot
Arrive in Tatum
Tue, May 5, 8:52 AM CDT
Return by in San Antonio
Tue, May 5, 3:32 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Antonio
2026-05-05T02:11
Arrive Tatum
Tue, May 5, 8:52 AM CDT
Route Timing
06h 40m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
12:40 PM to 2:10 PM CDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
10:40 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in San Antonio
8:00 PM CDT
Overnight-style route

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
Hearne
TX

City in Robertson County, Texas, United States

From San Antonio
173.7 mi
03h 20m
To Tatum
173.7 mi
03h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
89°F
Tuesday

Mostly Cloudy

Starts
Tue, May 5 6:00 AM CDT
Wind
5 to 10 mph S
Destination
84°F
Tuesday

Mostly Cloudy

Starts
Tue, May 5 6:00 AM CDT
Wind
10 to 15 mph S

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Dolorosa Street

    44 m · 5 sec · Dolorosa Street

  2. 2

    Continue on West Market Street

    1893 ft · 42 sec · West Market Street

  3. 3

    Continue on East Market Street

    2143 ft · 46 sec · East Market Street

  4. 4

    Turn left

    111 m · 13 sec

  5. 5

    Turn straight onto East Commerce Street

    1.2 km · 1 min · East Commerce Street

  6. 6

    Keep slight left to continue on East Commerce Street

    2.7 mi · 4 min · East Commerce Street

  7. 7

    Turn slight right onto East Houston Street

    1349 ft · 31 sec · East Houston Street

  8. 8

    Turn left onto Interstate 10 East

    583 ft · 12 sec · Interstate 10 East

  9. 9

    Take the ramp slight left toward I 10 East, US 90 East

    874 ft · 21 sec

  10. 10

    Merge slight left onto Jose Lopez Freeway

    1.8 mi · 2 min · Jose Lopez Freeway

  11. 11

    Continue on 90th Infantry Division Highway

    22.2 mi · 23 min · 90th Infantry Division Highway

  12. 12

    Continue on I 10 East: Houston, Austin, Waco

    10.9 mi · 11 min

  13. 13

    Take the exit slight right toward TX 130 Toll North: Austin, Waco

    1.5 km · 2 min

  14. 14

    Continue on Pickle Parkway

    73 mi · 1 hr 6 min · Pickle Parkway

  15. 15

    Take the exit slight right toward US 79: Taylor, Round Rock, Palm Valley Boulevard

    1112 ft · 27 sec

  16. 16

    Continue on US 79: Palm Valley Boulevard

    1399 ft · 34 sec

  17. 17

    Continue on TX 130 Frontage Road

    1163 ft · 35 sec · TX 130 Frontage Road

  18. 18

    Take the ramp right

    1951 ft · 33 sec

  19. 19

    Merge slight left onto Palm Valley Boulevard

    5 mi · 6 min · Palm Valley Boulevard

  20. 20

    Continue on West 2nd Street

    3.1 mi · 4 min · West 2nd Street

  21. 21

    Take the exit slight right toward US 79 North: Rockdale

    1213 ft · 26 sec

  22. 22

    Continue on Carlos G Parker Boulevard Southwest

    4.3 mi · 5 min · Carlos G Parker Boulevard Southwest

  23. 23

    Keep slight right

    53.1 mi · 1 hr 6 min

  24. 24

    Take the exit straight

    696 ft · 27 sec

  25. 25

    At the end of the road, turn left onto South Market Street

    1.6 mi · 2 min · South Market Street

  26. 26

    Continue on North State Highway 6

    1713 ft · 22 sec · North State Highway 6

  27. 27

    Keep slight left

    79.1 mi · 1 hr 30 min

  28. 28

    Merge slight left

    67 mi · 1 hr 29 min

  29. 29

    Turn right

    18.9 mi · 22 min

  30. 30

    Turn left onto Hill Street

    44 m · 2 sec · Hill Street

  31. 31

    Arrive at your destination

    0 m · 1 sec · Hill Street

Car Route Details

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

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
31 steps
7 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
8.9 / 100 mi
Decision points by distance
Main Roads
North State Highway 6
146 mi · 42%
Pickle Parkway
73 mi · 21%
Carlos G Parker Boulevard Southwest
57.5 mi · 17%
90th Infantry Division Highway
22.2 mi · 6%
I 10 East
11 mi · 3%
Palm Valley Boulevard
4.96 mi · 1%
Longest Stretch

North State Highway 6

Keep slight left

79.1 mi · 01h 30m

Route Summary

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

Trip Read

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.

Drive Time
06h 40m
Overnight route
Same-Day Return
13h 20m
Round-trip wheel time
Road vs Air
+38.3 mi
309.1 mi direct line
Halfway Stop
Hearne
03h 20m from San Antonio
Leave By
10:40 PM CDT
Overnight-style route
Weather Watch

Mostly Cloudy leaving San Antonio and Mostly Cloudy near Tatum.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 347.4 miles (559.1 km) and usually takes 06h 40m 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?

Hearne is a useful midpoint, sitting about 173.7 miles from San Antonio and 173.7 miles from Tatum.

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

The direct path is about 309.1 miles (497.4 km), while the road route adds roughly 38.3 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 $46.33 one way or $92.66 round trip. Estimated CO2 is about 109 kg one way.

What should you check before leaving?

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

Stop Ideas Near Hearne

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Hearne, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Hearne.

BUS

Bryan, TX

31 mi away
301 East 26th Street
RAIL

Temple

76 mi away
315 West Ave B
RAIL

Taylor

85 mi away
118 East First St.
BUS

Waco, TX

91 mi away
301 South 8th Street

Flight Path Map

This map shows the direct air route between San Antonio and Tatum. Straight-line distance: 309.07 mi (497.4 km).

San Antonio

#1 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
Tatum

#2 Tatum

City in Rusk County, Texas, United States

Population1,417
Coordinates32.3159900, -94.5165900
Altitude103
CountryUnited States
Start: San Antonio (-98.49363, 29.42412)
End: Tatum (-94.51659, 32.31599)

Estimated Travel Time

Distance: 559 km by road

SpeedTime
30 mph (48.3 km/h)11h 34m
40 mph (64.37 km/h)08h 41m
50 mph (80.47 km/h)06h 56m
60 mph (96.56 km/h)05h 47m
70 mph (112.65 km/h)04h 57m
80 mph (129 km/h)04h 20m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.26 gal
46.41 L · about $46.33
Round trip
$92.66
24.52 gal · 92.82 L
Estimated CO2
109 kg one way
Round trip: 217.9 kg / 480 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $46.33 $92.66
Mid-grade $4.25 $52.13 $104.26
Premium $4.59 $56.29 $112.57
Diesel $3.99 $48.95 $97.91

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 05, 2026

There is no time difference between San Antonio and Tatum. The current time is 02:11:45.

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.