How far is South Houston, TX from Montopolis, TX?

The driving distance from South Houston, TX to Montopolis, TX is about 171.2 miles (275.5 km), with a travel time of about 02h 49m by car.

  • The straight-line flight distance is about 152.4 miles (245.2 km).
  • For a round trip, plan for roughly 05h 38m 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
171.2 mi
02h 49m
Flight
152.34 mi
245.17 km direct

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

Learn Distance

Choose another destination from South Houston.

Flight Distance

Direct air line
152.34 mi
Kilometers
245.17 km
Flight Time
00h 18m

Driving Distance

Road route
171.2 mi
Kilometers
275.52 km
Drive Time
02h 49m

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 49m.

Arrival Snapshot
Arrive in Montopolis
Sun, Apr 19, 3:52 AM CDT
Return by in South Houston
Sun, Apr 19, 6:42 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South Houston
2026-04-19T01:03
Arrive Montopolis
Sun, Apr 19, 3:52 AM CDT
Route Timing
02h 49m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:49 AM to 12:49 PM CDT

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

Leave by
12:52 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in South Houston
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
Columbus
TX

City in Colorado County, Texas, United States

From South Houston
85.5 mi
01h 24m
To Montopolis
85.7 mi
01h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
73°F
Sunday

Chance Rain Showers then Mostly Cloudy

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 to 15 mph NE
Destination
70°F
Sunday

Slight Chance Rain Showers then Mostly Cloudy

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 mph NE

Driving Route Map

The map below follows the saved road route between South Houston and Montopolis.

Turn-by-Turn Driving Directions

Step-by-step road directions between South Houston and Montopolis.

  1. 1

    Start on Galveston Road

    1 km · 1 min · Galveston Road

  2. 2

    Turn left onto Winkler Drive

    1.1 mi · 2 min · Winkler Drive

  3. 3

    Continue on Monroe Road

    148 m · 8 sec · Monroe Road

  4. 4

    Turn right onto Gulf Freeway Frontage Road

    933 ft · 20 sec · Gulf Freeway Frontage Road

  5. 5

    Take the ramp slight left toward I 45 North

    881 ft · 21 sec

  6. 6

    Merge slight left onto Gulf Freeway

    10.2 mi · 12 min · Gulf Freeway

  7. 7

    Take the exit slight left toward I 10 West: San Antonio

    717 ft · 18 sec

  8. 8

    Merge slight left onto Katy Freeway

    73.8 mi · 1 hr 21 min · Katy Freeway

  9. 9

    Take the exit slight right toward TX 71 West: La Grange, Austin

    2832 ft · 33 sec

  10. 10

    Keep slight left

    77.2 mi · 1 hr 22 min

  11. 11

    Continue on Bastrop Freeway

    1.9 mi · 2 min · Bastrop Freeway

  12. 12

    Continue on East State Highway 71

    2.2 mi · 3 min · East State Highway 71

  13. 13

    Take the exit slight right toward US 183 North, 183 Toll North: Lampasas

    2773 ft · 1 min

  14. 14

    Merge slight left onto Bastrop Highway

    2088 ft · 27 sec · Bastrop Highway

  15. 15

    Continue on Bergstrom Expressway

    1.1 km · 41 sec · Bergstrom Expressway

  16. 16

    Take the exit slight right toward Loop 111: Cesar Chavez Street, 5th Street, 6th Street, 7th Street, Airport Boulevard

    2724 ft · 54 sec

  17. 17

    Keep slight right to continue on Airport Boulevard

    1278 ft · 34 sec · Airport Boulevard

  18. 18

    Continue on Airport Boulevard

    2658 ft · 43 sec · Airport Boulevard

  19. 19

    Continue on Ed Bluestein Boulevard

    552 ft · 9 sec · Ed Bluestein Boulevard

  20. 20

    Take the ramp straight toward 183 Toll South: Lockhart

    148 m · 12 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between South Houston and Montopolis.

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
21 steps
2 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
12.3 / 100 mi
Decision points by distance
Main Roads
TX 71 West
77.7 mi · 45%
Katy Freeway
73.8 mi · 43%
Gulf Freeway
10.2 mi · 6%
East State Highway 71
2.15 mi · 1%
Bastrop Freeway
1.9 mi · 1%
Winkler Drive
1.11 mi · 1%
Longest Stretch

TX 71 West

Keep slight left

77.2 mi · 01h 22m

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 49m
Day trip friendly
Same-Day Return
05h 38m
Round-trip wheel time
Road vs Air
+18.8 mi
152.4 mi direct line
Halfway Stop
Columbus
01h 24m from South Houston
Leave By
12:52 PM CDT
Morning start is best
Weather Watch

Chance Rain Showers then Mostly Cloudy leaving South Houston and Slight Chance Rain Showers then Mostly Cloudy near Montopolis.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from South Houston to Montopolis?

The road trip is about 171.2 miles (275.5 km) and usually takes 02h 49m 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?

Columbus is a useful midpoint, sitting about 85.5 miles from South Houston and 85.7 miles from Montopolis.

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

The direct path is about 152.4 miles (245.2 km), while the road route adds roughly 18.8 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 12:52 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $22.83 one way or $45.65 round trip. Estimated CO2 is about 53.7 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers then Mostly Cloudy around South Houston and Slight Chance Rain Showers then Mostly Cloudy near Montopolis.

Stop Ideas Near Columbus

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

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

BUS

Prairie View, TX

67 mi away
44814 US Highway 290 Business \r\n
BUS

Bryan, TX

109 mi away
301 East 26th Street
RAIL

Houston

113 mi away
902 Washington Ave.
BUS

Houston, TX

113 mi away
2121 Main Street

Flight Path Map

This map shows the direct air route between South Houston and Montopolis. Straight-line distance: 152.34 mi (245.17 km).

South Houston

#1 South Houston

City in Harris County, Texas, United States

Population17,446
Coordinates29.6630100, -95.2354900
Altitude9
CountryUnited States
Photo coming soon

#2 Montopolis

This Travis County community, situated at an elevation of 469 feet, is known for its Colorado River industrial areas.

Population912,791
Coordinates30.2432700, -97.6905600
Altitude143
CountryUnited States
Start: Galveston Road (-95.235522, 29.662987)
End: 183 Toll (-97.690637, 30.243248)

Estimated Travel Time

Distance: 276 km by road

SpeedTime
30 mph (48.3 km/h)05h 42m
40 mph (64.37 km/h)04h 16m
50 mph (80.47 km/h)03h 25m
60 mph (96.56 km/h)02h 51m
70 mph (112.65 km/h)02h 26m
80 mph (129 km/h)02h 08m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.04 gal
22.87 L · about $22.83
Round trip
$45.65
12.08 gal · 45.74 L
Estimated CO2
53.7 kg one way
Round trip: 107.4 kg / 237 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $22.83 $45.65
Mid-grade $4.25 $25.68 $51.36
Premium $4.59 $27.73 $55.46
Diesel $3.99 $24.12 $48.24

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 19, 2026

There is no time difference between South Houston and Montopolis. The current time is 01:03:22.

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.