How far is Tomball, TX from Brownsville, TX?

The driving distance from Tomball, TX to Brownsville, TX is about 371.8 miles (598.4 km), with a travel time of about 07h 06m by car.

  • The straight-line flight distance is about 311.7 miles (501.7 km).
  • For a round trip, plan for roughly 14h 13m 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
371.83 mi
07h 06m
Flight
311.75 mi
501.72 km direct

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

Learn Distance

Choose another destination from Tomball.

Flight Distance

Direct air line
311.75 mi
Kilometers
501.72 km
Flight Time
00h 37m

Driving Distance

Road route
371.83 mi
Kilometers
598.41 km
Drive Time
07h 06m

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 07h 06m.

Arrival Snapshot
Arrive in Brownsville
Thu, Apr 23, 7:24 AM CDT
Return by in Tomball
Thu, Apr 23, 2:30 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Tomball
2026-04-23T00:17
Arrive Brownsville
Thu, Apr 23, 7:24 AM CDT
Route Timing
07h 06m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
1:07 PM to 2:37 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
9:46 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Tomball
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 Tomball
186.2 mi
03h 33m
To Brownsville
185.6 mi
03h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
84°F
Thursday

Partly Sunny then Slight Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 15 mph SE
Destination
Brownsville Weather
TX
Live fallback forecast
88°F
Thursday
Using Cameron Park as the closest live forecast in the Cameron County weather hub.

Mostly Sunny

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

Driving Route Map

The map below follows the saved road route between Tomball and Brownsville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Tomball and Brownsville.

  1. 1

    Start on the route

    1.1 mi · 3 min

  2. 2

    Continue on FM 2920

    1218 ft · 43 sec · FM 2920

  3. 3

    Turn left onto Tomball Parkway

    2772 ft · 47 sec · Tomball Parkway

  4. 4

    Take the ramp slight left toward TBT Toll South

    1083 ft · 26 sec

  5. 5

    Merge slight left onto Tomball Tollway

    4 mi · 5 min · Tomball Tollway

  6. 6

    Continue on Tomball Parkway

    5.4 mi · 6 min · Tomball Parkway

  7. 7

    Take the exit slight right toward FM 1960: Gessner Road

    1286 ft · 31 sec

  8. 8

    Turn straight onto Tomball Parkway Frontage Road

    2816 ft · 52 sec · Tomball Parkway Frontage Road

  9. 9

    Turn right onto North Gessner Drive

    1 mi · 2 min · North Gessner Drive

  10. 10

    Continue on Gessner Road

    1.5 km · 2 min · Gessner Road

  11. 11

    Turn right onto North Sam Houston Parkway West

    760 ft · 20 sec · North Sam Houston Parkway West

  12. 12

    Take the ramp slight left toward SHT Toll West

    2373 ft · 58 sec

  13. 13

    Merge slight left onto North Sam Houston Tollway West

    12.3 mi · 14 min · North Sam Houston Tollway West

  14. 14

    Keep slight left to continue on West Sam Houston Tollway South

    5.6 mi · 6 min · West Sam Houston Tollway South

  15. 15

    Continue on West Sam Houston Parkway South

    3069 ft · 40 sec · West Sam Houston Parkway South

  16. 16

    Take the exit slight right toward US 59 North, US 59 South: Downtown, Victoria

    1304 ft · 32 sec

  17. 17

    Keep slight right to continue on I 69 South, US 59 South: Victoria

    1.1 km · 1 min

  18. 18

    Merge slight left onto Southwest Freeway

    20.2 mi · 22 min · Southwest Freeway

  19. 19

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

    1158 ft · 28 sec

  20. 20

    Turn straight onto Southwest Freeway Frontage Road

    1.5 km · 2 min · Southwest Freeway Frontage Road

  21. 21

    Continue on Southwest Freeway Frontage Road

    2217 ft · 1 min · Southwest Freeway Frontage Road

  22. 22

    Continue on US 59 Southbound Frontage Road

    1.4 km · 2 min · US 59 Southbound Frontage Road

  23. 23

    Take the ramp straight

    1027 ft · 25 sec

  24. 24

    Merge slight left

    9.2 mi · 11 min

  25. 25

    Keep slight left

    6.6 mi · 8 min

  26. 26

    Take the exit slight right

    1.5 mi · 2 min

  27. 27

    Continue on US Highway 59

    74.7 mi · 1 hr 22 min · US Highway 59

  28. 28

    Keep slight left to continue on Spur 91

    1.6 km · 1 min · Spur 91

  29. 29

    Merge slight right onto US Highway 77 South

    33.2 mi · 38 min · US Highway 77 South

  30. 30

    Turn straight onto Alamo Street

    37.1 mi · 43 min · Alamo Street

  31. 31

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

    538 ft · 13 sec

  32. 32

    Keep slight left

    1965 ft · 48 sec

  33. 33

    Merge slight right

    2.5 mi · 2 min

  34. 34

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

    31.3 mi · 34 min

  35. 35

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

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

  36. 36

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

    43.7 mi · 47 min · U.S. Highway 77

  37. 37

    Continue on North Expressway

    2.1 mi · 2 min · North Expressway

  38. 38

    Keep slight left to continue on North Expressway

    9 mi · 10 min · North Expressway

  39. 39

    Take the exit slight right toward 12th-14th Street

    1730 ft · 42 sec

  40. 40

    Turn straight onto South Expressway

    101 m · 9 sec · South Expressway

  41. 41

    Turn right onto East 12th Street

    1.2 km · 2 min · East 12th Street

  42. 42

    Turn right onto East Washington Street

    9 m · 1 sec · East Washington Street

  43. 43

    Arrive at your destination

    0 m · 1 sec · East Washington Street

Car Route Details

A richer read on the saved driving route between Tomball and Brownsville.

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
43 steps
9 turns on the saved route
Ramps & Exits
16
6 merges, 10 ramps or exits
Navigation Density
11.6 / 100 mi
Decision points by distance
Main Roads
U.S. Highway 77
105 mi · 28%
US Highway 59
74.7 mi · 20%
Alamo Street
37.1 mi · 10%
US Highway 77 South
33.2 mi · 9%
I 69E
31.3 mi · 8%
Southwest Freeway
20.2 mi · 5%
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
07h 06m
Overnight route
Same-Day Return
14h 14m
Round-trip wheel time
Road vs Air
+60.1 mi
311.7 mi direct line
Halfway Stop
Refugio
03h 33m from Tomball
Leave By
9:46 PM CDT
Overnight-style route
Weather Watch

Partly Sunny then Slight Chance Showers And Thunderstorms leaving Tomball and Mostly Sunny near Brownsville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Tomball to Brownsville?

The road trip is about 371.8 miles (598.4 km) and usually takes 07h 06m 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 186.2 miles from Tomball and 185.6 miles from Brownsville.

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

The direct path is about 311.7 miles (501.7 km), while the road route adds roughly 60.1 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 $49.58 one way or $99.16 round trip. Estimated CO2 is about 116.6 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny then Slight Chance Showers And Thunderstorms around Tomball and Mostly Sunny near Brownsville.

Flight Path Map

This map shows the direct air route between Tomball and Brownsville. Straight-line distance: 311.75 mi (501.72 km).

Tomball

#1 Tomball

City in Texas

Population11,722
Coordinates30.0971600, -95.6160500
Altitude57
CountryUnited States
Brownsville

#2 Brownsville

The southernmost city in Texas.

Population183,428
Coordinates25.9017500, -97.4974800
Altitude10
CountryUnited States
Start: Tomball (-95.61605, 30.09716)
End: Brownsville (-97.49748, 25.90175)

Estimated Travel Time

Distance: 598 km by road

SpeedTime
30 mph (48.3 km/h)12h 23m
40 mph (64.37 km/h)09h 17m
50 mph (80.47 km/h)07h 26m
60 mph (96.56 km/h)06h 11m
70 mph (112.65 km/h)05h 18m
80 mph (129 km/h)04h 38m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.12 gal
49.67 L · about $49.58
Round trip
$99.16
26.24 gal · 99.34 L
Estimated CO2
116.6 kg one way
Round trip: 233.2 kg / 514 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $49.58 $99.16
Mid-grade $4.25 $55.79 $111.57
Premium $4.59 $60.23 $120.47
Diesel $3.99 $52.39 $104.78

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 Tomball and Brownsville. The current time is 00:17:06.

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.