Cheap flights from San Francisco to Alaska from $219

If you don’t want to visit Alaska in May, then you should wait until January to fly from San Francisco, when ticket prices are also cheap, with an average price of $377.

The cheapest day to depart from San Francisco to Alaska is on a Wednesday. Travelers who choose to depart for Alaska on a Wednesday will often find tickets for as low as $533. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Alaska for around $585.

Our data shows that the cheapest San Francisco to Alaska flights are usually those with departure times in the morning. Our users have found flights to Alaska in the morning for as low as $515. At noon is when there is more demand to fly to Alaska, so prices are often more expensive at around $677 per ticket.

Fly from San Francisco to Anchorage for the best San Francisco - Alaska flight prices

You are more likely to see cheaper flights to Alaska from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around $465 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from San Francisco for as low as $467 on momondo.

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

Alaska Airlines, United Airlines, and Delta are the most popular carriers operating from San Francisco to Alaska

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to Alaska from San Francisco according to our data. Alaska Airlines is the first choice among our users, with 78% of people opting to fly with this airline when traveling to Alaska. Keep in mind that there are 5 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

5 flights are operational daily from San Francisco to Alaska as of August 2026. The most popular departure time for this route is 7:00PM, with 74% of flights per day taking off in the evening.

The number of flights available between San Francisco and Alaska is 35 per week as of August 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.