San Diego to Great Smoky Mountains
45h 30m
Drive Time
2503
Miles
$292
Gas Cost
21
Stops
Route Details
Distance2503 mi
Drive Time45h 30min
Avg Speed55 mph
Cost Breakdown
Gas (30 MPG)$292
Tolls (est.)$0-20
Total$307-$342
FAQ
How long is the drive from San Diego to Great Smoky Mountains?
The drive takes approximately 45 hours and 30 minutes covering 2503 miles.
How much gas will I need?
At 30 MPG, you'll use about 83 gallons of gas, costing approximately $292 at $3.50/gallon.
What's the best time to leave?
Early morning (6-8 AM) is ideal to avoid rush hour traffic.