How far is Brownsville, TX from Sweetwater, TX?
The driving distance from Brownsville, TX to Sweetwater, TX is about 537.2 miles (864.6 km), with a travel time of about 09h 52m by car.
- The straight-line flight distance is about 486.5 miles (783 km).
- For a round trip, plan for roughly 19h 44m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 52m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
The seventh most populous city in the United States and the center of the San Antonio metropolitan area.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Brownsville and Sweetwater.
Turn-by-Turn Driving Directions
Step-by-step road directions between Brownsville and Sweetwater.
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1
Start on East Washington Street
1682 ft · 41 sec · East Washington Street
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2
Turn right onto East 7th Street
1.5 km · 2 min · East 7th Street
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3
Turn left onto North Frontage Road
999 ft · 20 sec · North Frontage Road
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4
Take the ramp slight left toward I 69E North, US 77 North, US 83 North
2235 ft · 55 sec
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5
Merge slight left onto North Expressway
10.6 mi · 12 min · North Expressway
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6
Continue on U.S. Highway 77
102 mi · 1 hr 53 min · U.S. Highway 77
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7
Keep slight right
623 ft · 8 sec
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8
Keep slight right
1.2 km · 2 min
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9
Turn left onto FM 772
1009 ft · 17 sec · FM 772
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10
Turn straight onto South 6th Street
4.4 mi · 7 min · South 6th Street
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11
Turn left onto West King Avenue
14.5 mi · 18 min · West King Avenue
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12
Take the ramp right
1 km · 2 min
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13
Merge slight left
54.2 mi · 1 hr 2 min
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14
Keep slight left to continue on Nueces Street
14.7 mi · 19 min · Nueces Street
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15
Continue straight
1199 ft · 16 sec
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16
Take the exit straight
68.3 mi · 1 hr 11 min
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17
Take the exit slight right toward Cesar Estrada Chavez Boulevard, Alamodome
1054 ft · 28 sec
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18
Turn left onto East César E. Chávez Boulevard
1.4 mi · 3 min · East César E. Chávez Boulevard
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19
Take the ramp straight toward I 10 West, I 35 North
1303 ft · 32 sec
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20
Merge slight left onto South Pan Am Expressway
28 m · 1 sec · South Pan Am Expressway
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21
Take the exit slight right toward I 10 West, US 87 North: El Paso
1.4 km · 1 min · McDermott Freeway
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22
Keep slight left to continue on McDermott Freeway
14.6 mi · 17 min · McDermott Freeway
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23
Keep slight right
98.7 mi · 1 hr 37 min
-
24
Take the exit slight right toward US 83 North, US 377: Junction, Menard
1665 ft · 44 sec
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25
Turn right onto North Main Street
29.3 mi · 31 min · North Main Street
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26
Continue on Frisco Avenue
41.9 mi · 45 min · Frisco Avenue
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27
Continue on Roberts Avenue
16.5 mi · 18 min · Roberts Avenue
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28
Turn right onto Hutchings Avenue
118 m · 18 sec · Hutchings Avenue
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29
Turn left onto North Broadway Street
6.3 mi · 7 min · North Broadway Street
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30
Turn right
12.3 mi · 13 min
-
31
Turn left onto State Highway 153
29.5 mi · 33 min · State Highway 153
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32
Keep slight right to continue on State Highway 153
6 m · 1 sec · State Highway 153
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33
Turn right onto State Highway 70
10.4 mi · 11 min · State Highway 70
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34
Continue on Lamar Street
2.3 mi · 4 min · Lamar Street
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35
Arrive at your destination
0 m · 1 sec · Lamar Street
Car Route Details
A richer read on the saved driving route between Brownsville and Sweetwater.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
U.S. Highway 77
Continue on U.S. Highway 77
102 mi · 01h 53m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Brownsville and Mostly Sunny near Sweetwater.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Brownsville to Sweetwater?
The road trip is about 537.2 miles (864.6 km) and usually takes 09h 52m 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?
San Antonio is a useful midpoint, sitting about 269.2 miles from Brownsville and 268.1 miles from Sweetwater.
How much longer is the road route than the straight-line distance?
The direct path is about 486.5 miles (783 km), while the road route adds roughly 50.7 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 $71.65 one way or $143.30 round trip. Estimated CO2 is about 168.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Brownsville and Mostly Sunny near Sweetwater.
Stop Ideas Near San Antonio
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Piazza Italia Park
Converse City Hall
Municipal Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to San Antonio.
San Antonio Station
San Marcos Station
Austin
Flight Path Map
This map shows the direct air route between Brownsville and Sweetwater. Straight-line distance: 486.55 mi (783.02 km).
#1 Brownsville
The southernmost city in Texas.
| Population | 183,428 |
| Coordinates | 25.9017500, -97.4974800 |
| Altitude | 10 |
| Country | United States |
#2 Sweetwater
City in Texas, United States
| Population | 10,535 |
| Coordinates | 32.4709500, -100.4059400 |
| Altitude | 661 |
| Country | United States |
End: Sweetwater (-100.40594, 32.47095)
Estimated Travel Time
Distance: 865 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 17h 54m |
| 40 mph (64.37 km/h) | 13h 25m |
| 50 mph (80.47 km/h) | 10h 44m |
| 60 mph (96.56 km/h) | 08h 57m |
| 70 mph (112.65 km/h) | 07h 40m |
| 80 mph (129 km/h) | 06h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $71.65 | $143.30 |
| Mid-grade | $4.25 | $80.62 | $161.24 |
| Premium | $4.59 | $87.05 | $174.09 |
| Diesel | $3.99 | $75.71 | $151.41 |
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 29, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.