How far is Port Lavaca, TX from Brownsville, TX?
The driving distance from Port Lavaca, TX to Brownsville, TX is about 238.6 miles (384 km), with a travel time of about 04h 40m by car.
- The straight-line flight distance is about 195 miles (313.8 km).
- For a round trip, plan for roughly 09h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 04h 40m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Port Lavaca and Brownsville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Lavaca and Brownsville.
-
1
Start on East Main Street
1.4 mi · 3 min · East Main Street
-
2
Turn left onto State Highway 35
18 mi · 27 min · State Highway 35
-
3
Continue on Main Street
1616 ft · 30 sec · Main Street
-
4
Turn right onto State Highway 239 East
10.7 mi · 16 min · State Highway 239 East
-
5
Take the ramp left
1732 ft · 48 sec
-
6
Merge slight left onto United States Highway 77
19.1 mi · 22 min · United States Highway 77
-
7
Turn straight onto Alamo Street
37.1 mi · 43 min · Alamo Street
-
8
Take the exit straight toward I 37, US 77, I 69E
538 ft · 13 sec
-
9
Keep slight left
1965 ft · 48 sec
-
10
Merge slight right
2.5 mi · 2 min
-
11
Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville
31.3 mi · 34 min
-
12
Keep slight left to continue on U.S. Highway 77
61.3 mi · 1 hr 9 min · U.S. Highway 77
-
13
Keep slight left to continue on U.S. Highway 77
43.7 mi · 47 min · U.S. Highway 77
-
14
Continue on North Expressway
2.1 mi · 2 min · North Expressway
-
15
Keep slight left to continue on North Expressway
9 mi · 10 min · North Expressway
-
16
Take the exit slight right toward 12th-14th Street
1730 ft · 42 sec
-
17
Turn straight onto South Expressway
101 m · 9 sec · South Expressway
-
18
Turn right onto East 12th Street
1.2 km · 2 min · East 12th Street
-
19
Turn right onto East Washington Street
9 m · 1 sec · East Washington Street
-
20
Arrive at your destination
0 m · 1 sec · East Washington Street
Car Route Details
A richer read on the saved driving route between Port Lavaca and Brownsville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
U.S. Highway 77
Keep slight left to continue on U.S. Highway 77
61.3 mi · 01h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Partly Sunny leaving Port Lavaca 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 Port Lavaca to Brownsville?
The road trip is about 238.6 miles (384 km) and usually takes 04h 40m 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?
Kingsville is a useful midpoint, sitting about 119.6 miles from Port Lavaca and 119.1 miles from Brownsville.
How much longer is the road route than the straight-line distance?
The direct path is about 195 miles (313.8 km), while the road route adds roughly 43.6 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 7:40 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.82 one way or $63.64 round trip. Estimated CO2 is about 74.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Port Lavaca and Mostly Sunny near Brownsville.
Stop Ideas Near Kingsville
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Kingsville Water Department
City of Driscoll
Housing Authority
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Kingsville.
Flight Path Map
This map shows the direct air route between Port Lavaca and Brownsville. Straight-line distance: 194.96 mi (313.75 km).
#1 Port Lavaca
City in Texas, United States
| Population | 11,671 |
| Coordinates | 28.6150000, -96.6260900 |
| Altitude | 4 |
| Country | United States |
#2 Brownsville
The southernmost city in Texas.
| Population | 183,428 |
| Coordinates | 25.9017500, -97.4974800 |
| Altitude | 10 |
| Country | United States |
End: Brownsville (-97.49748, 25.90175)
Estimated Travel Time
Distance: 384 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 57m |
| 40 mph (64.37 km/h) | 05h 57m |
| 50 mph (80.47 km/h) | 04h 46m |
| 60 mph (96.56 km/h) | 03h 58m |
| 70 mph (112.65 km/h) | 03h 24m |
| 80 mph (129 km/h) | 02h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $31.82 | $63.64 |
| Mid-grade | $4.25 | $35.80 | $71.60 |
| Premium | $4.59 | $38.66 | $77.31 |
| Diesel | $3.99 | $33.62 | $67.24 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.