How far is Houston, TX from Santa Rosa, TX?

The driving distance from Houston, TX to Santa Rosa, TX is about 323.6 miles (520.8 km), with a travel time of about 06h 15m by car.

  • The straight-line flight distance is about 285 miles (458.7 km).
  • For a round trip, plan for roughly 12h 31m 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
323.59 mi
06h 15m
Flight
285.02 mi
458.69 km direct

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

Learn Distance

Choose another destination from Houston.

Flight Distance

Direct air line
285.02 mi
Kilometers
458.69 km
Flight Time
00h 34m

Driving Distance

Road route
323.59 mi
Kilometers
520.76 km
Drive Time
06h 15m

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 15m.

Arrival Snapshot
Arrive in Santa Rosa
Fri, May 1, 6:04 PM CDT
Return by in Houston
Sat, May 2, 12:20 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Houston
2026-05-01T11:48
Arrive Santa Rosa
Fri, May 1, 6:04 PM CDT
Route Timing
06h 15m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
12:16 PM to 1:46 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
11:28 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Houston
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
Refugio
TX

Town in Texas, USA

From Houston
162.1 mi
03h 07m
To Santa Rosa
161.6 mi
03h 07m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Friday

Chance Showers And Thunderstorms then Showers And Thunderstorms

Starts
Fri, May 1 6:00 AM CDT
Wind
10 mph E
Destination
94°F
Today

Partly Sunny

Starts
Fri, May 1 6:00 AM CDT
Wind
7 to 14 mph SSE

Driving Route Map

The map below follows the saved road route between Houston and Santa Rosa.

Turn-by-Turn Driving Directions

Step-by-step road directions between Houston and Santa Rosa.

  1. 1

    Start on Louisiana Street

    45 m · 12 sec · Louisiana Street

  2. 2

    Turn left onto Congress Street

    91 m · 15 sec · Congress Street

  3. 3

    Turn left onto Smith Street

    2.7 mi · 6 min · Smith Street

  4. 4

    Merge slight left onto Southwest Freeway

    32.8 mi · 38 min · Southwest Freeway

  5. 5

    Take the exit slight right toward Spur 10: Cottonwood, Church Road, Hartledge Road

    1158 ft · 28 sec

  6. 6

    Turn straight onto Southwest Freeway Frontage Road

    1.5 km · 2 min · Southwest Freeway Frontage Road

  7. 7

    Continue on Southwest Freeway Frontage Road

    2217 ft · 1 min · Southwest Freeway Frontage Road

  8. 8

    Continue on US 59 Southbound Frontage Road

    1.4 km · 2 min · US 59 Southbound Frontage Road

  9. 9

    Take the ramp straight

    1027 ft · 25 sec

  10. 10

    Merge slight left

    9.2 mi · 11 min

  11. 11

    Keep slight left

    6.6 mi · 8 min

  12. 12

    Take the exit slight right

    1.5 mi · 2 min

  13. 13

    Continue on US Highway 59

    74.7 mi · 1 hr 22 min · US Highway 59

  14. 14

    Keep slight left to continue on Spur 91

    1.6 km · 1 min · Spur 91

  15. 15

    Merge slight right onto US Highway 77 South

    33.2 mi · 38 min · US Highway 77 South

  16. 16

    Turn straight onto Alamo Street

    37.1 mi · 43 min · Alamo Street

  17. 17

    Take the exit straight toward I 37, US 77, I 69E

    538 ft · 13 sec

  18. 18

    Keep slight left

    1965 ft · 48 sec

  19. 19

    Merge slight right

    2.5 mi · 2 min

  20. 20

    Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville

    31.3 mi · 34 min

  21. 21

    Keep slight left to continue on U.S. Highway 77

    61.3 mi · 1 hr 9 min · U.S. Highway 77

  22. 22

    Keep slight left to continue on U.S. Highway 77

    17.9 mi · 19 min · U.S. Highway 77

  23. 23

    Take the exit slight right toward Spur 413 West, FM 2629 East

    1162 ft · 28 sec

  24. 24

    Turn straight onto Interstate 69E Frontage Road

    1109 ft · 24 sec · Interstate 69E Frontage Road

  25. 25

    Turn right onto East Main Street

    1.7 mi · 3 min · East Main Street

  26. 26

    Continue straight

    6.4 mi · 11 min

  27. 27

    Arrive at your destination

    0 m · 1 sec · Santa Rosa Boulevard

Car Route Details

A richer read on the saved driving route between Houston and Santa Rosa.

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
27 steps
6 turns on the saved route
Ramps & Exits
10
4 merges, 6 ramps or exits
Navigation Density
8.3 / 100 mi
Decision points by distance
Main Roads
U.S. Highway 77
79.2 mi · 24%
US Highway 59
74.7 mi · 23%
Alamo Street
37.1 mi · 11%
US Highway 77 South
33.2 mi · 10%
Southwest Freeway
32.8 mi · 10%
I 69E
31.3 mi · 10%
Longest Stretch

US Highway 59

Continue on US Highway 59

74.7 mi · 01h 22m

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 15m
Overnight route
Same-Day Return
12h 32m
Round-trip wheel time
Road vs Air
+38.6 mi
285 mi direct line
Halfway Stop
Refugio
03h 07m from Houston
Leave By
11:28 PM CDT
Overnight-style route
Weather Watch

Chance Showers And Thunderstorms then Showers And Thunderstorms leaving Houston and Partly Sunny near Santa Rosa.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Houston to Santa Rosa?

The road trip is about 323.6 miles (520.8 km) and usually takes 06h 15m 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?

Refugio is a useful midpoint, sitting about 162.1 miles from Houston and 161.6 miles from Santa Rosa.

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

The direct path is about 285 miles (458.7 km), while the road route adds roughly 38.6 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 $43.16 one way or $86.31 round trip. Estimated CO2 is about 101.5 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms then Showers And Thunderstorms around Houston and Partly Sunny near Santa Rosa.

Flight Path Map

This map shows the direct air route between Houston and Santa Rosa. Straight-line distance: 285.02 mi (458.69 km).

Houston

#1 Houston

The fourth most populous city in the United States and the center of the Houston metropolitan area.

Population2,316,120
Coordinates29.7632800, -95.3632700
Altitude12
CountryUnited States
Santa Rosa

#2 Santa Rosa

The town of Cameron County, Texas, U.

Population2,684
Coordinates26.2567400, -97.8250000
Altitude15
CountryUnited States
Start: Houston (-95.36327, 29.76328)
End: Santa Rosa (-97.825, 26.25674)

Estimated Travel Time

Distance: 521 km by road

SpeedTime
30 mph (48.3 km/h)10h 46m
40 mph (64.37 km/h)08h 05m
50 mph (80.47 km/h)06h 28m
60 mph (96.56 km/h)05h 23m
70 mph (112.65 km/h)04h 37m
80 mph (129 km/h)04h 02m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.42 gal
43.22 L · about $43.16
Round trip
$86.31
22.84 gal · 86.44 L
Estimated CO2
101.5 kg one way
Round trip: 203 kg / 448 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $43.16 $86.31
Mid-grade $4.25 $48.56 $97.12
Premium $4.59 $52.43 $104.86
Diesel $3.99 $45.60 $91.20

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 01, 2026

There is no time difference between Houston and Santa Rosa. The current time is 11:48:53.

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.