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

The driving distance from San Antonio, TX to Rosenberg, TX is about 173.5 miles (279.2 km), with a travel time of about 03h 09m by car.

  • The straight-line flight distance is about 161.7 miles (260.3 km).
  • For a round trip, plan for roughly 06h 18m 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
173.51 mi
03h 09m
Flight
161.74 mi
260.3 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
161.74 mi
Kilometers
260.3 km
Flight Time
00h 19m

Driving Distance

Road route
173.51 mi
Kilometers
279.23 km
Drive Time
03h 09m

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 09m.

Arrival Snapshot
Arrive in Rosenberg
Thu, Apr 23, 7:30 PM CDT
Return by in San Antonio
Thu, Apr 23, 10:39 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Antonio
2026-04-23T16:21
Arrive Rosenberg
Thu, Apr 23, 7:30 PM CDT
Route Timing
03h 09m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:09 AM to 11:09 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
10:42 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in San Antonio
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
Flatonia
TX

Town in Fayette County, Texas, United States

From San Antonio
86.6 mi
01h 34m
To Rosenberg
86.9 mi
01h 34m

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
83°F
Thursday

Partly Sunny then Slight Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 15 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    116.3 mi · 1 hr 56 min

  13. 13

    Take the exit slight right toward TX 36: Sealy, Bellville

    1005 ft · 25 sec

  14. 14

    Turn straight onto Frontage Road

    1.2 km · 2 min · Frontage Road

  15. 15

    At the end of the road, turn right onto Meyer Street

    11.9 mi · 14 min · Meyer Street

  16. 16

    Continue on 36th Division Memorial

    14.9 mi · 22 min · 36th Division Memorial

  17. 17

    At the end of the road, turn left onto US Highway 90A West

    1674 ft · 28 sec · US Highway 90A West

  18. 18

    Continue on Avenue I

    2112 ft · 38 sec · Avenue I

  19. 19

    Arrive at your destination

    0 m · 1 sec · Avenue I

Car Route Details

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

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
19 steps
7 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
11 / 100 mi
Decision points by distance
Main Roads
I 10 East
116 mi · 67%
90th Infantry Division Highway
22.2 mi · 13%
36th Division Memorial
14.9 mi · 9%
Meyer Street
11.9 mi · 7%
East Commerce Street
3.46 mi · 2%
Jose Lopez Freeway
1.76 mi · 1%
Longest Stretch

I 10 East

Continue on I 10 East: Houston, Austin, Waco

116 mi · 01h 56m

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 09m
Long day trip
Same-Day Return
06h 18m
Round-trip wheel time
Road vs Air
+11.8 mi
161.7 mi direct line
Halfway Stop
Flatonia
01h 34m from San Antonio
Leave By
10:42 AM CDT
Early departure recommended
Weather Watch

Mostly Cloudy leaving San Antonio and Partly Sunny then Slight Chance Showers And Thunderstorms near Rosenberg.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 173.5 miles (279.2 km) and usually takes 03h 09m 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?

Flatonia is a useful midpoint, sitting about 86.6 miles from San Antonio and 86.9 miles from Rosenberg.

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

The direct path is about 161.7 miles (260.3 km), while the road route adds roughly 11.8 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:42 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $23.13 one way or $46.25 round trip. Estimated CO2 is about 54.4 kg one way.

What should you check before leaving?

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

Stop Ideas Near Flatonia

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

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

RAIL

San Marcos Station

83 mi away
338 South Guadalupe St.
RAIL

Austin

90 mi away
250 North Lamar Blvd.
RAIL

Taylor

102 mi away
118 East First St.
BUS

Prairie View, TX

116 mi away
44814 US Highway 290 Business \r\n

Flight Path Map

This map shows the direct air route between San Antonio and Rosenberg. Straight-line distance: 161.74 mi (260.3 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
Rosenberg

#2 Rosenberg

City in Texas

Population39,350
Coordinates29.5571800, -95.8085600
Altitude32
CountryUnited States
Start: San Antonio (-98.49363, 29.42412)
End: Rosenberg (-95.80856, 29.55718)

Estimated Travel Time

Distance: 279 km by road

SpeedTime
30 mph (48.3 km/h)05h 46m
40 mph (64.37 km/h)04h 20m
50 mph (80.47 km/h)03h 28m
60 mph (96.56 km/h)02h 53m
70 mph (112.65 km/h)02h 28m
80 mph (129 km/h)02h 09m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.12 gal
23.18 L · about $23.13
Round trip
$46.25
12.24 gal · 46.36 L
Estimated CO2
54.4 kg one way
Round trip: 108.8 kg / 240 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $23.13 $46.25
Mid-grade $4.25 $26.02 $52.04
Premium $4.59 $28.10 $56.19
Diesel $3.99 $24.44 $48.87

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 Rosenberg. The current time is 16:21:29.

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.