How far is San Antonio, TX from Aransas Pass, TX?
The driving distance from San Antonio, TX to Aransas Pass, TX is about 155.2 miles (249.7 km), with a travel time of about 02h 50m by car.
- The straight-line flight distance is about 132.6 miles (213.4 km).
- For a round trip, plan for roughly 05h 41m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 50m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Live Oak County, Texas, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between San Antonio and Aransas Pass.
Turn-by-Turn Driving Directions
Step-by-step road directions between San Antonio and Aransas Pass.
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1
Start on Dolorosa Street
44 m · 5 sec · Dolorosa Street
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2
Continue on West Market Street
1893 ft · 42 sec · West Market Street
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3
Continue on East Market Street
2143 ft · 41 sec · East Market Street
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4
Turn right onto Tower of the Americas Way
957 ft · 21 sec · Tower of the Americas Way
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5
Take the ramp slight left toward I 37 South, US 281 South
1374 ft · 34 sec
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6
Merge slight left onto William J Bordelon Freeway
1.4 mi · 2 min · William J Bordelon Freeway
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7
Continue on Lucian Adams Freeway
108.5 mi · 1 hr 50 min · Lucian Adams Freeway
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8
Take the exit slight right toward TX 188, Sinton, Rockport
1068 ft · 26 sec
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9
Continue on Interstate Highway 37 Access Road
565 ft · 13 sec · Interstate Highway 37 Access Road
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10
Turn left
15.2 mi · 20 min
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11
Take the ramp left
2171 ft · 53 sec
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12
Merge slight left
1.1 mi · 1 min
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13
Take the exit slight right toward TX 89: Beeville, Portland
2463 ft · 1 min
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14
Merge slight left onto State Highway 89
2.6 mi · 3 min · State Highway 89
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15
Continue on US Highway 181
5.9 mi · 7 min · US Highway 181
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16
Continue on Railroad Avenue
1.3 mi · 2 min · Railroad Avenue
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17
Continue on US Highway 181
6.2 mi · 7 min · US Highway 181
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18
Take the exit slight right
934 ft · 23 sec
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19
Turn straight onto US Highway 181
2282 ft · 49 sec · US Highway 181
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20
Turn left onto Sunset Road
767 ft · 21 sec · Sunset Road
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21
Turn right onto South Gregory Avenue
74 m · 9 sec · South Gregory Avenue
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22
Turn left onto State Highway 35
2534 ft · 51 sec · State Highway 35
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23
Take the ramp slight left
748 ft · 18 sec
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24
Merge slight left
6.3 mi · 7 min
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25
Take the exit slight right toward TX 35 Business, FM 1069: Aransas Pass
2163 ft · 37 sec
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26
Turn straight onto West Wheeler Avenue
2.2 mi · 4 min · West Wheeler Avenue
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27
Keep slight left to continue on West Cleveland Boulevard
73 m · 12 sec · West Cleveland Boulevard
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28
Turn left onto Harrison Boulevard
5 m · 1 sec · Harrison Boulevard
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29
Arrive at your destination
0 m · 1 sec · Harrison Boulevard
Car Route Details
A richer read on the saved driving route between San Antonio and Aransas Pass.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Lucian Adams Freeway
Continue on Lucian Adams Freeway
108 mi · 01h 50m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Showers And Thunderstorms leaving San Antonio and Chance Showers And Thunderstorms near Aransas Pass.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from San Antonio to Aransas Pass?
The road trip is about 155.2 miles (249.7 km) and usually takes 02h 50m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Three Rivers is a useful midpoint, sitting about 77.7 miles from San Antonio and 77.5 miles from Aransas Pass.
How much longer is the road route than the straight-line distance?
The direct path is about 132.6 miles (213.4 km), while the road route adds roughly 22.6 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 12:48 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.71 one way or $41.42 round trip. Estimated CO2 is about 48.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around San Antonio and Chance Showers And Thunderstorms near Aransas Pass.
Stop Ideas Near Three Rivers
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Three Rivers.
San Antonio Station
Flight Path Map
This map shows the direct air route between San Antonio and Aransas Pass. Straight-line distance: 132.61 mi (213.42 km).
#1 San Antonio
The seventh most populous city in the United States and the center of the San Antonio metropolitan area.
| Population | 1,567,118 |
| Coordinates | 29.4241200, -98.4936300 |
| Altitude | 198 |
| Country | United States |
#2 Aransas Pass
City in Texas, United States
| Population | 8,496 |
| Coordinates | 27.9094700, -97.1499900 |
| Altitude | 5 |
| Country | United States |
End: Aransas Pass (-97.14999, 27.90947)
Estimated Travel Time
Distance: 250 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 10m |
| 40 mph (64.37 km/h) | 03h 52m |
| 50 mph (80.47 km/h) | 03h 06m |
| 60 mph (96.56 km/h) | 02h 35m |
| 70 mph (112.65 km/h) | 02h 13m |
| 80 mph (129 km/h) | 01h 56m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $20.71 | $41.42 |
| Mid-grade | $4.25 | $23.30 | $46.60 |
| Premium | $4.59 | $25.16 | $50.32 |
| Diesel | $3.99 | $21.88 | $43.76 |
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 12, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.