Cheap flights from San Francisco to Austin
Cheap return flights from San Francisco to Austin
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Austin flight facts
What you need to know
What are the cheapest airlines?
- Spirit Airlines
- Alaska Airlines
- Frontier Airlines
These airlines usually offer the cheapest flights from San Francisco to Austin.
What airlines fly indirectly?
- American Airlines
- United Airlines
- Delta Air Lines
These airlines fly from San Francisco to Austin, but you’ll have at least one layover.
How long is the flight?
3 hours 30 minutes
This is the shortest flight time from San Francisco to Austin.
Alternative flights from the UK to Austin
Check out prices for other routes
Alternative flights from San Francisco
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the San Francisco/Austin route. There are around 35 flights on any given week from the UK to Austin and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from San Francisco to Austin
Tips and advice from our flight experts
You've searched for flights from San Francisco to Austin. We've found 25 flights and compared them to give you the best offer. Spirit Airlines is, on average, the cheapest for this route. Look out for their deals! The cheapest offer we've found is a one-way ticket for the route from San Francisco to Austin on 30/03/2026 at 10:25 for £75.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 2,500 km flight from San Francisco to Austin.
To find the best offers, consider booking in advance or looking for last-minute deals. The best time to buy is usually 1-3 months before your trip. Spirit Airlines is a popular choice for this route, and the average flight duration is about 3 hours 30 minutes. After selecting an offer, fill out your information and proceed with payment. Don't forget to check our flight + hotel service to book everything at once, saving you time and money.
Other popular destinations near Austin
Where other people are flying to
