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

The driving distance from San Antonio, TX to Belton, TX is about 138.7 miles (223.2 km), with a travel time of about 02h 34m by car.

  • The straight-line flight distance is about 128.4 miles (206.6 km).
  • For a round trip, plan for roughly 05h 09m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
138.7 mi
02h 34m
Flight
128.4 mi
206.64 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from San Antonio.

Flight Distance

Direct air line
128.4 mi
Kilometers
206.64 km
Flight Time
00h 15m

Driving Distance

Road route
138.7 mi
Kilometers
223.21 km
Drive Time
02h 34m

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 02h 34m.

Arrival Snapshot
Arrive in Belton
Thu, Apr 23, 6:48 AM CDT
Return by in San Antonio
Thu, Apr 23, 9:23 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Antonio
2026-04-23T04:14
Arrive Belton
Thu, Apr 23, 6:48 AM CDT
Route Timing
02h 34m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:35 AM to 12:35 PM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:20 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in San Antonio
9:30 PM CDT
Morning start is best

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
Onion Creek
TX

Census designated place

From San Antonio
69.5 mi
01h 17m
To Belton
69.2 mi
01h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
85°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 10 mph SSE
Destination
82°F
Thursday

Mostly Cloudy

Starts
Thu, Apr 23 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 Belton.

Turn-by-Turn Driving Directions

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

  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

    66 m · 13 sec · East Commerce Street

  6. 6

    Take the ramp sharp left toward US 281 North, I 37 North

    1159 ft · 28 sec

  7. 7

    Merge slight left onto William J Bordelon Freeway

    1.3 km · 56 sec · William J Bordelon Freeway

  8. 8

    Take the exit slight right toward I 35 North: Austin

    2907 ft · 1 min

  9. 9

    Merge slight left onto North Pan Am Expressway

    8.2 mi · 10 min · North Pan Am Expressway

  10. 10

    Keep slight left to continue on North Pan Am Expressway

    7.4 mi · 8 min · North Pan Am Expressway

  11. 11

    Continue on Purple Heart Trail

    11.9 mi · 13 min · Purple Heart Trail

  12. 12

    Continue on Interstate Highway 35

    1.9 mi · 2 min · Interstate Highway 35

  13. 13

    Continue on Purple Heart Trail

    47.8 mi · 52 min · Purple Heart Trail

  14. 14

    Keep slight right to continue on Purple Heart Trail

    58 mi · 1 hr 2 min · Purple Heart Trail

  15. 15

    Take the exit slight right toward Central Avenue

    1602 ft · 39 sec

  16. 16

    Turn straight onto South I-35 Frontage Road

    100 m · 9 sec · South I-35 Frontage Road

  17. 17

    Turn left onto East Central Avenue

    1 km · 2 min · East Central Avenue

  18. 18

    Turn left onto South Main Street

    66 m · 6 sec · South Main Street

  19. 19

    Arrive at your destination

    0 m · 1 sec · South Main Street

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
19 steps
5 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
13.7 / 100 mi
Decision points by distance
Main Roads
Purple Heart Trail
118 mi · 85%
North Pan Am Expressway
15.6 mi · 11%
Interstate Highway 35
1.93 mi · 1%
William J Bordelon Freeway
0.78 mi · 1%
East Central Avenue
0.63 mi
I 35 North
0.55 mi
Longest Stretch

Purple Heart Trail

Keep slight right to continue on Purple Heart Trail

58 mi · 01h 02m

Route Summary

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

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 34m
Day trip friendly
Same-Day Return
05h 10m
Round-trip wheel time
Road vs Air
+10.3 mi
128.4 mi direct line
Halfway Stop
Onion Creek
01h 17m from San Antonio
Leave By
1:20 PM CDT
Morning start is best
Weather Watch

Mostly Cloudy leaving San Antonio and Mostly Cloudy near Belton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 138.7 miles (223.2 km) and usually takes 02h 34m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Onion Creek is a useful midpoint, sitting about 69.5 miles from San Antonio and 69.2 miles from Belton.

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

The direct path is about 128.4 miles (206.6 km), while the road route adds roughly 10.3 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:20 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $18.52 one way or $37.03 round trip. Estimated CO2 is about 43.5 kg one way.

What should you check before leaving?

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

Stop Ideas Near Onion Creek

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

Mid-route Guidance
Local place coverage is thin around Onion Creek, 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 Onion Creek.

RAIL

Austin

15 mi away
250 North Lamar Blvd.
RAIL

San Marcos Station

32 mi away
338 South Guadalupe St.
RAIL

Taylor

60 mi away
118 East First St.
RAIL

San Antonio Station

104 mi away
350 Hoefgen Street

Flight Path Map

This map shows the direct air route between San Antonio and Belton. Straight-line distance: 128.4 mi (206.64 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
Belton

#2 Belton

City in Texas, USA

Population23,196
Coordinates31.0560100, -97.4644500
Altitude155
CountryUnited States
Start: San Antonio (-98.49363, 29.42412)
End: Belton (-97.46445, 31.05601)

Estimated Travel Time

Distance: 223 km by road

SpeedTime
30 mph (48.3 km/h)04h 37m
40 mph (64.37 km/h)03h 28m
50 mph (80.47 km/h)02h 46m
60 mph (96.56 km/h)02h 18m
70 mph (112.65 km/h)01h 58m
80 mph (129 km/h)01h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.9 gal
18.53 L · about $18.52
Round trip
$37.03
9.8 gal · 37.06 L
Estimated CO2
43.5 kg one way
Round trip: 87.1 kg / 192 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $18.52 $37.03
Mid-grade $4.25 $20.83 $41.67
Premium $4.59 $22.50 $44.99
Diesel $3.99 $19.57 $39.13

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 San Antonio and Belton. The current time is 04:14:08.

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.