Cheap Flights from San Francisco (SFO) to Seattle (SEA) from £37

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

Prices were available within the past 7 days and starts at £37 for one-way flights and £69 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Delta
Alaska Airlines
Alaska Airlines
United
American Airlines
Alaska Airlines
United
Alaska Airlines
United
Alaska Airlines
Alaska Airlines
Alaska Airlines
Delta
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Delta

Flights from San Francisco to Seattle: Reviews from verified customers

14 Oct 2018

seats not too comfy but ok for short flight. very efficient checkin

A verified traveller
San Francisco to Seattle · United
6 Oct 2018

Despite a short delay, we were really impressed with Alaska and would definitely fly with them again.

A verified traveller
San Francisco to Seattle · Alaska Airlines
Flight from San Francisco to Seattle route information
Origin AirportSan Francisco Intl.
Destination AirportSeattle - Tacoma Intl.
Airlines ServingAlaska Airlines, American Airlines, Delta, United
Flight Price£69
Distance1086 km

Frequently asked questions

Compare flights from San Francisco to Seattle easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Francisco to Seattle. Operating between them 58 flights per day, 20 airlines cover the route. And American Airlines, Qatar Airways, KLM, JAL, Icelandair, Fiji Airways, Air France, Delta Air Lines, Copa Airlines, Asiana Airlines, SWISS, Air New Zealand, United Airlines, Aeromexico, Alaska Airlines, SA AVIANCA, Turkish Airlines, ANA, Korean Air, WestJet, Virgin Atlantic, Singapore Airlines, British Airways fly direct, getting you to Seattle - Tacoma Intl. in just 2hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Francisco Intl. to Seattle - Tacoma Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from San Francisco Intl. (SFO) to Seattle - Tacoma Intl. (SEA) 

The easiest way to view the best deals on flights from San Francisco to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from San Francisco Intl. to Seattle - Tacoma Intl. start at just £69 and range up to £107.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near San Francisco and Seattle
  • booking your flight during January , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your San Francisco to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Francisco Intl. to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.