Cheap flights from Seattle to San Francisco (SEA - SFO) from $45

Travelers have found that booking a Tuesday departure is the best way to save up to 27% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Travelers have found it’s best to book a flight 45 days in advance to save up to 226% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 45 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Seattle to San Francisco 1-2 weeks in advance for as low as $292, or $462 for flights within the next 24 hours.

The best pricing can be found in the month of January. Prices to San Francisco from Seattle average $194. You can even find prices in January for less than $194, as users have found deals to San Francisco from as low as $109. The month of December appears to be one of the more expensive times to travel to San Francisco from Seattle. Flying in the targeted month can save you up to 16%.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 10% on flights from Seattle to San Francisco by exploring options for tickets in the evening.

San Francisco is the airport most travelers will use when flying to San Francisco from Seattle/Tacoma Intl. Booking flights from Seattle/Tacoma Intl (SEA) to San Francisco (SFO) should be relatively easy as there are 64 daily flights to San Francisco from 7 different airlines. 2h 09m is how long a flight from Seattle to San Francisco will take if you book a nonstop flight.

Yes, there are multiple flights from Seattle to San Francisco for under $100. The cheapest flight booked recently is on Multiple Airlines for just $89, but on average you can expect to pay $119.

Cheapflights has at least 20 direct flights from Seattle to San Francisco under $200. A good price for a nonstop flight from Seattle to San Francisco is less than $174.

There are currently 20+ open flights from Seattle to San Francisco within the next 7 days for less than $200.

Days when nonstop flights are available for this flight are: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

This flight path from Seattle/Tacoma Intl to San Francisco was viewed by 40 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Per day, 123 flights depart from Seattle to San Francisco on average.
Early Morning (Midnight to 6am) - 15% of flight departures
Morning (6am - Noon) - 23% of flight departures
Afternoon (Noon - 6pm) - 27% of flight departures
Evening (6pm - Midnight) - 36% of flight departures

Departing from Seattle to San Francisco will take you 2h 13m. The distance between Seattle and San Francisco is about 683 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

Our cheapest airline available from Seattle to San Francisco is Frontier. Our recent data shows that you can find tickets from as low as $114 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $134 and $143 round-trip. Frontier is priced at 41% lower than the current average price of a flight leaving 3 months from now.

$56 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $66 and $69, respectively.

Undisclosed Carrier, American Airlines and Alaska Airlines are the most popular airlines when flying from Seattle to San Francisco.

Consider Iberia (97%), WestJet (96%) or Copa Airlines (95%) when booking your flight. These represent the most reliable airlines when flying from Seattle to San Francisco.

On average you can expect to pay $966 for a flight from Seattle to San Francisco. The cheapest flight overall is $69 while the most popular route, (Seattle/Tacoma Intl - San Francisco) is currently priced at $89.

These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Seattle/Tacoma Intl Airport to San Francisco Airport flight would often be abbreviated as a SEA to SFO flight.

Cheapflights helps you search for flights from Seattle to San Francisco via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Seattle.

Yes, we can. To see specific flights from Seattle to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Not ready to book yet? You can track prices for flights from Seattle to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.