Austin to Great Smoky Mountains

21h 21m
Drive Time
1175
Miles
$137
Gas Cost
9
Stops

How Long Is the Drive from Austin to Great Smoky?

The drive from Austin to Great Smoky takes approximately 21h 21m, covering 1175 miles via the highway. Under normal conditions, expect to spend around $137 on gas.

Travel time can vary — during peak hours, weekends, or holidays, the journey may take 29–30+ hours. For the fastest trip, leave early morning (before 7 AM) or travel on weekday evenings.

Traffic Estimate

🟢 Light traffic
18h 9m
🔵 Typical
21h 21m
🔴 Heavy traffic
30h 57m

Traffic is usually worst during weekday rush hours (7–9 AM, 4–7 PM) and holiday weekends.

Route Details

Distance1175 mi
Drive Time21h 21min
Avg Speed55 mph

Cost Breakdown

Gas (30 MPG)$137
Tolls (est.)$0-20
Total$152-$187

Route Tips: I-95

Plan rest stops every 2-3 hours on longer drives. Check traffic conditions before departure and keep your tank above quarter-full.

You'll likely need 2 fuel stops along the way.

Best Time to Drive from Austin to Great Smoky

For a long drive like Austin to Great Smoky, plan to depart early in the morning. This lets you cover most of the distance before afternoon traffic builds up. Consider breaking the trip with a lunch stop midway.

🟢 Best: Early morning (6-8 AM)
🔴 Avoid: Rush hour (4-7 PM)

Driving vs Flying

🚗 Driving
21h 21m
~$137 gas
✈️ Flying
4h 51m
~$176–$411 flight

✈️ Flying is faster when you factor in airport time. Flight time is ~2h 21m but add ~2.5 hours for check-in, security, and boarding.

All Travel Options

🚗 Drive
21h 21m
~$137
🚌 Bus
26h 7m
~$94–$212
🚂 Train
21h 22m
~$141–$352

Estimated times and prices. Bus/train availability varies by route. Driving gives the most flexibility for stops and schedules.

FAQ

How long is the drive from Austin to Great Smoky Mountains?
The drive takes approximately 21 hours and 21 minutes covering 1175 miles.
How much gas will I need?
At 30 MPG, you'll use about 39 gallons of gas, costing approximately $137 at $3.50/gallon.
What's the best time to leave?
Early morning (6-8 AM) is ideal to avoid rush hour traffic.