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

The driving distance from Madisonville, TX to San Antonio, TX is about 211.1 miles (339.8 km), with a travel time of about 03h 25m by car.

  • The straight-line flight distance is about 186.8 miles (300.6 km).
  • For a round trip, plan for roughly 06h 51m 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
211.14 mi
03h 25m
Flight
186.79 mi
300.61 km direct

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

Learn Distance

Choose another destination from Madisonville.

Flight Distance

Direct air line
186.79 mi
Kilometers
300.61 km
Flight Time
00h 22m

Driving Distance

Road route
211.14 mi
Kilometers
339.79 km
Drive Time
03h 25m

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 03h 25m.

Arrival Snapshot
Arrive in San Antonio
Wed, Apr 15, 10:22 PM CDT
Return by in Madisonville
Thu, Apr 16, 1:47 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Madisonville
2026-04-15T18:56
Arrive San Antonio
Wed, Apr 15, 10:22 PM CDT
Route Timing
03h 25m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:26 AM to 11:26 AM CDT

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

Leave by
10:08 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Madisonville
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
Bastrop
TX

City in Texas, USA

From Madisonville
104.3 mi
01h 42m
To San Antonio
106.8 mi
01h 42m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
67°F
Overnight

Mostly Cloudy

Starts
Wed, Apr 15 12:00 AM CDT
Wind
5 to 10 mph S
Destination
85°F
Wednesday

Mostly Cloudy then Slight Chance Showers And Thunderstorms

Starts
Wed, Apr 15 6:00 AM CDT
Wind
5 to 10 mph SSE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on East Main Street

    35.4 mi · 41 min · East Main Street

  2. 2

    Continue on San Jacinto Avenue

    1.3 mi · 2 min · San Jacinto Avenue

  3. 3

    Continue on West State Highway 21

    71.4 mi · 1 hr 20 min · West State Highway 21

  4. 4

    Turn left onto State Highway 95

    1748 ft · 30 sec · State Highway 95

  5. 5

    Turn right onto State Highway 71 East

    125 m · 10 sec · State Highway 71 East

  6. 6

    Take the ramp slight left toward TX 21 West, TX 71 West

    2021 ft · 49 sec

  7. 7

    Merge slight left onto State Highway 71 East

    2.2 mi · 3 min · State Highway 71 East

  8. 8

    Continue straight

    1.2 km · 50 sec

  9. 9

    Continue straight

    2.8 mi · 3 min

  10. 10

    Take the exit slight right toward TX 21 West: San Marcos

    1681 ft · 52 sec

  11. 11

    Turn left onto West State Highway 21

    17.8 mi · 21 min · West State Highway 21

  12. 12

    Turn left onto US 183, Toll 130 South

    1833 ft · 1 min

  13. 13

    Turn straight

    2815 ft · 37 sec

  14. 14

    Take the ramp slight left toward TX 130 Toll South

    1635 ft · 40 sec

  15. 15

    Merge slight left onto Pickle Parkway

    34 mi · 30 min · Pickle Parkway

  16. 16

    Keep slight right to continue on I 10 West: San Antonio

    3262 ft · 1 min

  17. 17

    Merge slight left

    11.1 mi · 11 min

  18. 18

    Continue straight

    9.4 mi · 9 min

  19. 19

    Keep slight left

    12 mi · 13 min

  20. 20

    Keep slight left to continue on 90th Infantry Division Highway

    1.2 km · 52 sec · 90th Infantry Division Highway

  21. 21

    Continue on Jose Lopez Freeway

    1.6 mi · 2 min · Jose Lopez Freeway

  22. 22

    Take the exit slight right toward Commerce Street, Houston Street

    790 ft · 19 sec

  23. 23

    Turn straight onto Interstate 10 East

    1830 ft · 39 sec · Interstate 10 East

  24. 24

    Turn right onto East Houston Street

    963 ft · 20 sec · East Houston Street

  25. 25

    Turn slight left onto East Commerce Street

    4.3 mi · 7 min · East Commerce Street

  26. 26

    Turn left onto Military Plaza

    119 m · 16 sec · Military Plaza

  27. 27

    Turn left onto Dolorosa Street

    100 m · 8 sec · Dolorosa Street

  28. 28

    Arrive at your destination

    0 m · 1 sec · Dolorosa Street

Car Route Details

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

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
28 steps
10 turns on the saved route
Ramps & Exits
7
3 merges, 4 ramps or exits
Navigation Density
13.3 / 100 mi
Decision points by distance
Main Roads
West State Highway 21
89.3 mi · 42%
East Main Street
35.4 mi · 17%
Pickle Parkway
34 mi · 16%
I 10 West
33.2 mi · 16%
State Highway 71 East
5.86 mi · 3%
East Commerce Street
4.32 mi · 2%
Longest Stretch

West State Highway 21

Continue on West State Highway 21

71.4 mi · 01h 20m

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
03h 25m
Long day trip
Same-Day Return
06h 52m
Round-trip wheel time
Road vs Air
+24.3 mi
186.8 mi direct line
Halfway Stop
Bastrop
01h 42m from Madisonville
Leave By
10:08 AM CDT
Early departure recommended
Weather Watch

Mostly Cloudy leaving Madisonville and Mostly Cloudy then Slight Chance Showers And Thunderstorms near San Antonio.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 211.1 miles (339.8 km) and usually takes 03h 25m 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?

Bastrop is a useful midpoint, sitting about 104.3 miles from Madisonville and 106.8 miles from San Antonio.

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

The direct path is about 186.8 miles (300.6 km), while the road route adds roughly 24.3 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:08 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $28.15 one way or $56.31 round trip. Estimated CO2 is about 66.2 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy around Madisonville and Mostly Cloudy then Slight Chance Showers And Thunderstorms near San Antonio.

Stop Ideas Near Bastrop

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

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

RAIL

Austin

46 mi away
250 North Lamar Blvd.
RAIL

Taylor

52 mi away
118 East First St.
RAIL

San Marcos Station

65 mi away
338 South Guadalupe St.
RAIL

Temple

110 mi away
315 West Ave B

Flight Path Map

This map shows the direct air route between Madisonville and San Antonio. Straight-line distance: 186.79 mi (300.61 km).

Madisonville

#1 Madisonville

City in Texas, USA

Population4,782
Coordinates30.9499100, -95.9116200
Altitude76
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 Main Street (-95.911685, 30.950042)
End: Dolorosa Street (-98.493645, 29.424163)

Estimated Travel Time

Distance: 340 km by road

SpeedTime
30 mph (48.3 km/h)07h 02m
40 mph (64.37 km/h)05h 16m
50 mph (80.47 km/h)04h 13m
60 mph (96.56 km/h)03h 31m
70 mph (112.65 km/h)03h 00m
80 mph (129 km/h)02h 38m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.45 gal
28.2 L · about $28.15
Round trip
$56.31
14.9 gal · 56.4 L
Estimated CO2
66.2 kg one way
Round trip: 132.4 kg / 292 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $28.15 $56.31
Mid-grade $4.25 $31.68 $63.35
Premium $4.59 $34.20 $68.41
Diesel $3.99 $29.75 $59.50

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 15, 2026

There is no time difference between Madisonville and San Antonio. The current time is 18:56:17.

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.