How far is Austin, TX from South Point, TX?
The driving distance from Austin, TX to South Point, TX is about 358 miles (576.1 km), with a travel time of about 06h 29m by car.
- The straight-line flight distance is about 304.7 miles (490.4 km).
- For a round trip, plan for roughly 12h 58m 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 06h 29m.
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.
City in Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Austin and South Point.
Turn-by-Turn Driving Directions
Step-by-step road directions between Austin and South Point.
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1
Start on East 5th Street
2551 ft · 1 min · East 5th Street
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2
At the end of the road, turn right onto North Interstate 35
1893 ft · 40 sec · North Interstate 35
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3
Take the ramp slight left toward I 35 South
899 ft · 22 sec
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4
Merge slight left onto Purple Heart Trail
46.4 mi · 50 min · Purple Heart Trail
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5
Continue on Interstate Highway 35
1.7 mi · 2 min · Interstate Highway 35
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6
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
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7
Continue on North Pan Am Expressway
10 mi · 12 min · North Pan Am Expressway
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8
Keep slight right to continue on Connally Loop
11 mi · 12 min · Connally Loop
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9
Take the exit slight right toward I 37, US 281 North: San Antonio, Corpus Christi
1184 ft · 29 sec
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10
Keep slight left to continue on I 37 South: Corpus Christi
2457 ft · 1 min
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11
Merge slight left
118.7 mi · 1 hr 59 min
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12
Take the exit slight right toward I 69E, US 77: Kingsville, Brownsville
31.3 mi · 34 min
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13
Keep slight left to continue on U.S. Highway 77
61.3 mi · 1 hr 9 min · U.S. Highway 77
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14
Keep slight left to continue on U.S. Highway 77
43.7 mi · 47 min · U.S. Highway 77
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15
Continue on North Expressway
2.1 mi · 2 min · North Expressway
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16
Keep slight right to continue on Interstate 169
3.7 mi · 4 min · Interstate 169
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17
Continue on I-169, TX 550 Toll
1.3 km · 52 sec · I-169, TX 550 Toll
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18
Continue straight
2 mi · 2 min
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19
Take the exit slight right
6.1 mi · 8 min
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20
Turn left onto Boca Chica Boulevard
1.6 mi · 2 min · Boca Chica Boulevard
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21
Turn right onto Oklahoma Avenue
3.6 mi · 6 min · Oklahoma Avenue
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22
Turn right onto Alabama Avenue
2121 ft · 58 sec · Alabama Avenue
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23
Arrive at your destination
0 m · 1 sec · Alabama Avenue
Car Route Details
A richer read on the saved driving route between Austin and South Point.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 37 South
Merge slight left
119 mi · 01h 59m
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.
Sunny leaving Austin and Mostly Sunny near South Point.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Austin to South Point?
The road trip is about 358 miles (576.1 km) and usually takes 06h 29m 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?
Mathis is a useful midpoint, sitting about 179.4 miles from Austin and 178.6 miles from South Point.
How much longer is the road route than the straight-line distance?
The direct path is about 304.7 miles (490.4 km), while the road route adds roughly 53.3 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 $47.73 one way or $95.46 round trip. Estimated CO2 is about 112.2 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Austin and Mostly Sunny near South Point.
Flight Path Map
This map shows the direct air route between Austin and South Point. Straight-line distance: 304.7 mi (490.36 km).
#1 Austin
The eleventh most populous city in the United States and the center of the Austin metropolitan area.
| Population | 995,484 |
| Coordinates | 30.2671500, -97.7430600 |
| Altitude | 149 |
| Country | United States |
#2 South Point
In Cameron County, Texas, US, South Point is a census-designated place (CDP).
| Population | 1,376 |
| Coordinates | 25.8686900, -97.3835900 |
| Altitude | 5 |
| Country | United States |
End: South Point (-97.38359, 25.86869)
Estimated Travel Time
Distance: 576 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 55m |
| 40 mph (64.37 km/h) | 08h 57m |
| 50 mph (80.47 km/h) | 07h 09m |
| 60 mph (96.56 km/h) | 05h 57m |
| 70 mph (112.65 km/h) | 05h 06m |
| 80 mph (129 km/h) | 04h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $47.73 | $95.46 |
| Mid-grade | $4.25 | $53.70 | $107.41 |
| Premium | $4.59 | $57.98 | $115.97 |
| Diesel | $3.99 | $50.43 | $100.86 |
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 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.