How far is Sullivan City, TX from Austin, TX?
The driving distance from Sullivan City, TX to Austin, TX is about 334.4 miles (538.2 km), with a travel time of about 05h 21m by car.
- The straight-line flight distance is about 280.1 miles (450.8 km).
- For a round trip, plan for roughly 10h 42m 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 05h 21m.
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.
Mostly Sunny then Slight Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Sullivan City and Austin.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sullivan City and Austin.
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1
Start on East Expressway 83
33 m · 9 sec · East Expressway 83
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2
Continue on East Expressway 83
2.4 mi · 3 min · East Expressway 83
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3
Keep slight left to continue on La Joya Bypass
23.7 mi · 27 min · La Joya Bypass
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4
Take the exit slight right toward I 69C North, US 281: Edinburg
1.6 km · 2 min
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5
Continue straight
21.8 mi · 23 min
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6
Continue straight
57.1 mi · 1 hr
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7
Keep slight right
70.2 mi · 1 hr 20 min
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8
Keep slight left to continue on Nueces Street
14.7 mi · 19 min · Nueces Street
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9
Continue straight
1199 ft · 16 sec
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10
Take the exit straight
60.8 mi · 1 hr 2 min
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11
Take the exit slight right toward I 410, TX 130, US 281 South
971 ft · 24 sec
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12
Keep slight right to continue on I 410 North, TX 130 North
2383 ft · 58 sec
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13
Merge slight left onto Connally Loop
10.6 mi · 12 min · Connally Loop
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14
Merge slight left onto North Pan Am Expressway
2.8 mi · 3 min · North Pan Am Expressway
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15
Keep slight left to continue on North Pan Am Expressway
7.4 mi · 8 min · North Pan Am Expressway
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16
Continue on Purple Heart Trail
11.9 mi · 13 min · Purple Heart Trail
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17
Continue on Interstate Highway 35
1.9 mi · 2 min · Interstate Highway 35
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18
Continue on Purple Heart Trail
46.7 mi · 51 min · Purple Heart Trail
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19
Take the exit slight right toward 6th - 12th Streets
665 ft · 24 sec
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20
Turn left onto East 6th Street
2863 ft · 1 min · East 6th Street
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21
Turn left onto Congress Avenue
109 m · 18 sec · Congress Avenue
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22
Turn left onto East 5th Street
8 m · 1 sec · East 5th Street
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23
Arrive at your destination
0 m · 1 sec · East 5th Street
Car Route Details
A richer read on the saved driving route between Sullivan City and Austin.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 69C North
Keep slight right
70.2 mi · 01h 20m
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.
Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Sullivan City and Chance Showers And Thunderstorms near Austin.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sullivan City to Austin?
The road trip is about 334.4 miles (538.2 km) and usually takes 05h 21m 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?
George West is a useful midpoint, sitting about 167.6 miles from Sullivan City and 166.7 miles from Austin.
How much longer is the road route than the straight-line distance?
The direct path is about 280.1 miles (450.8 km), while the road route adds roughly 54.3 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:18 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $44.59 one way or $89.18 round trip. Estimated CO2 is about 104.9 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Sullivan City and Chance Showers And Thunderstorms near Austin.
Flight Path Map
This map shows the direct air route between Sullivan City and Austin. Straight-line distance: 280.14 mi (450.84 km).
#1 Sullivan City
City in Hidalgo County, Texas, United States
| Population | 4,170 |
| Coordinates | 26.2775700, -98.5636300 |
| Altitude | 61 |
| Country | United States |
#2 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 |
End: East 5th Street (-97.743073, 30.267115)
Estimated Travel Time
Distance: 538 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 08m |
| 40 mph (64.37 km/h) | 08h 21m |
| 50 mph (80.47 km/h) | 06h 41m |
| 60 mph (96.56 km/h) | 05h 34m |
| 70 mph (112.65 km/h) | 04h 46m |
| 80 mph (129 km/h) | 04h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.78 | $44.59 | $89.18 |
| Mid-grade | $4.25 | $50.17 | $100.35 |
| Premium | $4.59 | $54.17 | $108.35 |
| Diesel | $3.99 | $47.12 | $94.23 |
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 · Jun 03, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.