Cheap Flights from Seattle (BFI) to San Francisco (SFO)

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Frequently asked questions

Is it cheaper to buy a plane ticket from King County International Airport to San Francisco Intl. Airport (SFO) last minute?
When it's time to book your flights, it's better to be prepared. While it's possible to pick up a deal on a King County International Airport to San Francisco Intl. Airport (SFO) flight at the last minute, prices usually don't get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international journeys it's three to four months.
What airports do you fly into for San Francisco from Seattle?
San Francisco Intl. Airport (SFO), Oakland Intl. Airport (OAK) and Norman Y. Mineta San Jose Intl. Airport (SJC) are your options when jetting from Seattle to San Francisco. Roughly 19 kilometers south of the center of San Francisco, San Francisco Intl. Airport (SFO) is the city's major gateway. Keep in mind things such as flight schedules and the distance to your hotel before settling on an airport. Pier 39 and Golden Gate Bridge are a couple of great attractions to put on your must-see list when you arrive at your destination.
Can I change the date of my flight from King County International Airport to San Francisco Airport?
You can quickly and easily make changes to your BFI to San Francisco Airport flight by logging in to the Expedia Trips portal. Before you amend times or dates, check the rules and restrictions in your itinerary to learn what the carrier will allow you to do and if charges apply. Some airlines have a change fee per person, in addition to any difference in airfares. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also check out our Customer Service portal to find the answers to your questions and to connect with our Virtual Agent.

Travel information

Travel information

Origin airport
Boeing Field
Destination airport
San Francisco Intl.
Distance
1096 km

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