฿3,195 Cheap Flights from Seattle (SEA) to San Francisco (SFO)

Round-trip flights from Sea-Tac Airport to SFO start from ฿6,385. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.

The majority of flights can be cancelled online, but whether you are charged a fee all comes down to your airline. If you do need to cancel your escape, follow the easy instructions in the Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.

A flight distance of just 1,100 kilometres separates SeaTac and San Francisco. Once you're up in the skies, you won't have time to do much more than read the magazine in your seat pocket.

Many travellers like to fly with Alaska Airlines (AS) from SEA to San Francisco Airport. This leading airline offers 312 flights a month, so you can pick a flight time that's perfect for you. Like more options? Have a look at the ticket prices from United Airlines (UA). This carrier offers 152 flights a month between these airports.

Last-minute planners can occasionally find a bargain, with some super cheap airfares from SEA to San Francisco Intl. Airport (SFO) showing up a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines quote prices so far in advance.