Cheap flights from Austin to San Francisco from $121

If you aren’t able to travel to San Francisco during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $262.

The cheapest day to depart from Austin to San Francisco is on a Thursday when prices can be found for as low as $401. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $645.

Our data shows that the cheapest Austin to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $418. Flights in the evening are often more expensive with an average ticket price of $1,154.

Fly from Austin Bergstrom to San Francisco for the best Austin Bergstrom - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $316 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Austin for as low as $218 on momondo.

There are 4 cabin classes available to choose from on Austin to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 29% on your flight if you consider stops on a Austin to San Francisco flight.

As of July 2026, prices for Austin to San Francisco flights are approximately 37% cheaper when compared to flights at the same time last year.

United Airlines, Delta, and Southwest are the most popular carriers operating from Austin Bergstrom to San Francisco

United Airlines, Southwest and Delta are the top three most popular airlines that fly to San Francisco from Austin according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 8 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Los Angeles (LAX) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $189.

Flights connecting via Los Angeles (LAX) have the shortest average one-way travel time: 5h 43m.

Phoenix (PHX) has the shortest average layover time for this route: 1h 03m.

As of July 2026, there are 21 flights per day flying from Austin to San Francisco. The most common time of day flights depart is 3:00PM, with 47% of flights taking off at noon.

As of July 2026, 153 flights take off from Austin and land in San Francisco each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.