Direct (nonstop) flights from San Diego to Austin
3 airlines fly nonstop from San Diego International Airport (SAN) to Austin-Bergstrom International Airport (AUS). It's 1,164 miles (1,874 km), about 2h 55m in the air. Operated by Alaska Airlines, Frontier Airlines, Southwest Airlines.
Alaska Airlines
Frontier Airlines
Southwest Airlines
Route data last updated: May 28, 2026
Airlines with non-stop flights
AS
Alaska Airlines
F9
Frontier Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from San Diego to Austin with one stop · direct emits 197 kg CO₂ per passenger
Looking for the return flight?
AUS → SAN: Flights from Austin to San DiegoOther direct flights from San Diego
Direct flights from Austin (AUS)
Frequently Asked Questions
How long is the direct flight from San Diego to Austin?
A nonstop flight from San Diego (SAN) to Austin (AUS) takes approximately 2 hours and 55 minutes. The distance is 1,164 miles (1,874 km).
Which airlines fly nonstop from San Diego to Austin?
3 airlines: Alaska Airlines, Frontier Airlines, Southwest Airlines.
Is there a nonstop flight from San Diego to Austin?
Yes. 3 airlines: Alaska Airlines, Frontier Airlines, Southwest Airlines.
How far is San Diego from Austin?
The flight distance from San Diego to Austin is 1,164 miles (1,874 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.
What type of aircraft flies from San Diego to Austin?
At 2h 55m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from San Diego to Austin?
Roughly 197 kg CO2 per passenger one-way. That's about the same as driving 985 km.
Is the return flight from Austin to San Diego also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from San Diego to Austin?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at San Diego International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.