How far is Granbury, TX from Brownsville, TX?

The driving distance from Granbury, TX to Brownsville, TX is about 509.6 miles (820.1 km), with a travel time of about 09h 27m by car.

  • The straight-line flight distance is about 452.2 miles (727.8 km).
  • For a round trip, plan for roughly 18h 55m 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
509.57 mi
09h 27m
Flight
452.25 mi
727.82 km direct

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

Learn Distance

Choose another destination from Granbury.

Flight Distance

Direct air line
452.25 mi
Kilometers
727.82 km
Flight Time
00h 54m

Driving Distance

Road route
509.57 mi
Kilometers
820.07 km
Drive Time
09h 27m

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 09h 27m.

Arrival Snapshot
Arrive in Brownsville
Mon, Apr 27, 8:56 PM CDT
Return by in Granbury
Tue, Apr 28, 6:23 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Granbury
2026-04-27T11:28
Arrive Brownsville
Mon, Apr 27, 8:56 PM CDT
Route Timing
09h 27m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
3:28 PM to 4:58 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
5:04 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Granbury
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
Sandy Oaks
TX

City in Bexar County, Texas, United States of America

From Granbury
255.3 mi
04h 43m
To Brownsville
254.2 mi
04h 43m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
73°F
Overnight

Partly Cloudy

Starts
Mon, Apr 27 3:00 AM CDT
Wind
10 to 15 mph S
Destination
Brownsville Weather
TX
Live fallback forecast
76°F
Overnight
Using Cameron Park as the closest live forecast in the Cameron County weather hub.

Mostly Cloudy

Starts
Mon, Apr 27 4:00 AM CDT
Wind
9 mph SSE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on South Morgan Street

    26 m · 10 sec · South Morgan Street

  2. 2

    Turn left onto West Pearl Street

    1.5 mi · 3 min · West Pearl Street

  3. 3

    Merge slight left onto West US Highway 377

    27.1 mi · 31 min · West US Highway 377

  4. 4

    Continue on East South Loop

    1.1 km · 1 min · East South Loop

  5. 5

    Turn left onto East Road

    1758 ft · 25 sec · East Road

  6. 6

    Continue on South US Highway 281

    18 mi · 20 min · South US Highway 281

  7. 7

    Continue on North 2nd Street

    2039 ft · 29 sec · North 2nd Street

  8. 8

    Turn right onto North Walnut Street

    2995 ft · 39 sec · North Walnut Street

  9. 9

    Turn straight onto North US Highway 281

    19 mi · 20 min · North US Highway 281

  10. 10

    Continue on North Rice Street

    2.3 mi · 3 min · North Rice Street

  11. 11

    Continue on South US Highway 281

    43.1 mi · 49 min · South US Highway 281

  12. 12

    Continue on North Key Avenue

    1.6 mi · 3 min · North Key Avenue

  13. 13

    Turn right onto South US Highway 281

    20 mi · 22 min · South US Highway 281

  14. 14

    Continue on North Water Street

    3.6 mi · 6 min · North Water Street

  15. 15

    Continue on South US Highway 281

    46 mi · 54 min · South US Highway 281

  16. 16

    Continue on Main Street

    1.2 mi · 2 min · Main Street

  17. 17

    Continue on South US Highway 281

    26.6 mi · 32 min · South US Highway 281

  18. 18

    Turn straight

    3.1 mi · 3 min

  19. 19

    Keep slight left to continue on US 281 HOV Lane

    2.9 mi · 3 min · US 281 HOV Lane

  20. 20

    Merge slight right

    14.8 mi · 18 min

  21. 21

    Continue on William J Bordelon Freeway

    3.2 mi · 4 min · William J Bordelon Freeway

  22. 22

    Continue on Lucian Adams Freeway

    125.1 mi · 2 hr 7 min · Lucian Adams Freeway

  23. 23

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

    31.3 mi · 34 min

  24. 24

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

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

  25. 25

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

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

  26. 26

    Continue on North Expressway

    2.1 mi · 2 min · North Expressway

  27. 27

    Keep slight left to continue on North Expressway

    9 mi · 10 min · North Expressway

  28. 28

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

    1730 ft · 42 sec

  29. 29

    Turn straight onto South Expressway

    101 m · 9 sec · South Expressway

  30. 30

    Turn right onto East 12th Street

    1.2 km · 2 min · East 12th Street

  31. 31

    Turn right onto East Washington Street

    9 m · 1 sec · East Washington Street

  32. 32

    Arrive at your destination

    0 m · 1 sec · East Washington Street

Car Route Details

A richer read on the saved driving route between Granbury 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
32 steps
9 turns on the saved route
Ramps & Exits
4
2 merges, 2 ramps or exits
Navigation Density
6.3 / 100 mi
Decision points by distance
Main Roads
South US Highway 281
154 mi · 30%
Lucian Adams Freeway
125 mi · 25%
U.S. Highway 77
105 mi · 21%
I 69E
31.3 mi · 6%
West US Highway 377
27.1 mi · 5%
North US Highway 281
19 mi · 4%
Longest Stretch

Lucian Adams Freeway

Continue on Lucian Adams Freeway

125 mi · 02h 07m

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
09h 27m
Overnight route
Same-Day Return
18h 56m
Round-trip wheel time
Road vs Air
+57.4 mi
452.2 mi direct line
Halfway Stop
Sandy Oaks
04h 43m from Granbury
Leave By
5:04 PM CDT
Overnight-style route
Weather Watch

Partly Cloudy leaving Granbury and Mostly Cloudy near Brownsville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 509.6 miles (820.1 km) and usually takes 09h 27m 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?

Sandy Oaks is a useful midpoint, sitting about 255.3 miles from Granbury and 254.2 miles from Brownsville.

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

The direct path is about 452.2 miles (727.8 km), while the road route adds roughly 57.4 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 $67.95 one way or $135.89 round trip. Estimated CO2 is about 159.8 kg one way.

What should you check before leaving?

Before you leave, expect Partly Cloudy around Granbury and Mostly Cloudy near Brownsville.

Stop Ideas Near Sandy Oaks

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

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

RAIL

San Antonio Station

27 mi away
350 Hoefgen Street
RAIL

San Marcos Station

90 mi away
338 South Guadalupe St.

Flight Path Map

This map shows the direct air route between Granbury and Brownsville. Straight-line distance: 452.25 mi (727.82 km).

Granbury

#1 Granbury

City in Texas, USA

Population11,101
Coordinates32.4420800, -97.7942000
Altitude224
CountryUnited States
Brownsville

#2 Brownsville

The southernmost city in Texas.

Population183,428
Coordinates25.9017500, -97.4974800
Altitude10
CountryUnited States
Start: Granbury (-97.7942, 32.44208)
End: Brownsville (-97.49748, 25.90175)

Estimated Travel Time

Distance: 820 km by road

SpeedTime
30 mph (48.3 km/h)16h 58m
40 mph (64.37 km/h)12h 44m
50 mph (80.47 km/h)10h 11m
60 mph (96.56 km/h)08h 29m
70 mph (112.65 km/h)07h 16m
80 mph (129 km/h)06h 21m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
17.98 gal
68.07 L · about $67.95
Round trip
$135.89
35.96 gal · 136.14 L
Estimated CO2
159.8 kg one way
Round trip: 319.6 kg / 705 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.78 $67.95 $135.89
Mid-grade $4.25 $76.45 $152.90
Premium $4.59 $82.55 $165.09
Diesel $3.99 $71.79 $143.59

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 27, 2026

There is no time difference between Granbury and Brownsville. The current time is 11:28:32.

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.