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Cheap Flights from San Francisco International to Seattle / Tacoma International

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      Compare San Francisco International to Seattle / Tacoma International flight deals

      Find the cheapest month or even day of the year to fly to Seattle / Tacoma International

      Book the best Seattle / Tacoma International fare with no extra fees

      Flight deals from San Francisco International to Seattle / Tacoma International

      Looking for a cheap last-minute deal or the best return flight from San Francisco International Airport to Seattle / Tacoma International Airport? If you want to travel next month, return fares start from 2.494.777 ₫. Find the lowest prices on one-way and return tickets right here.
      Seattle.2.203.605 ₫ per passenger.Departing Sat, 30 Jan, returning Tue, 9 Feb.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from San Francisco International on Sat, 30 Jan, arriving in Seattle / Tacoma International.Inbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Tue, 9 Feb, arriving in San Francisco International.Price includes taxes and charges.From 2.203.605 ₫, select.
      Seattle.2.305.365 ₫ per passenger.Departing Sun, 25 Oct, returning Sun, 1 Nov.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from San Francisco International on Sun, 25 Oct, arriving in Seattle / Tacoma International.Inbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Sun, 1 Nov, arriving in San Francisco International.Price includes taxes and charges.From 2.305.365 ₫, select.
      Seattle.2.491.775 ₫ per passenger.Departing Thu, 25 Feb, returning Sat, 27 Feb.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from San Francisco International on Thu, 25 Feb, arriving in Seattle / Tacoma International.Inbound direct flight with Alaska Airlines departs from Seattle / Tacoma International on Sat, 27 Feb, arriving in San Francisco International.Price includes taxes and charges.From 2.491.775 ₫, select.
      Seattle.2.494.777 ₫ per passenger.Departing Wed, 4 Nov, returning Sun, 8 Nov.Return flight with Delta.Outbound direct flight with Delta departs from San Francisco International on Wed, 4 Nov, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Sun, 8 Nov, arriving in San Francisco International.Price includes taxes and charges.From 2.494.777 ₫, select.
      Seattle.2.494.777 ₫ per passenger.Departing Mon, 11 Jan, returning Fri, 22 Jan.Return flight with Delta.Outbound direct flight with Delta departs from San Francisco International on Mon, 11 Jan, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 22 Jan, arriving in San Francisco International.Price includes taxes and charges.From 2.494.777 ₫, select.
      Seattle.2.494.777 ₫ per passenger.Departing Fri, 4 Dec, returning Fri, 11 Dec.Return flight with Delta.Outbound direct flight with Delta departs from San Francisco International on Fri, 4 Dec, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 11 Dec, arriving in San Francisco International.Price includes taxes and charges.From 2.494.777 ₫, select.
      Seattle.2.494.777 ₫ per passenger.Departing Tue, 13 Oct, returning Sun, 18 Oct.Return flight with Delta.Outbound direct flight with Delta departs from San Francisco International on Tue, 13 Oct, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Sun, 18 Oct, arriving in San Francisco International.Price includes taxes and charges.From 2.494.777 ₫, select.
      Seattle.2.498.379 ₫ per passenger.Departing Mon, 21 Dec, returning Fri, 1 Jan.Return flight with Delta.Outbound direct flight with Delta departs from San Francisco International on Mon, 21 Dec, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Fri, 1 Jan, arriving in San Francisco International.Price includes taxes and charges.From 2.498.379 ₫, select.
      Seattle.2.501.981 ₫ per passenger.Departing Sun, 22 Nov, returning Wed, 2 Dec.Return flight with Delta.Outbound direct flight with Delta departs from San Francisco International on Sun, 22 Nov, arriving in Seattle / Tacoma International.Inbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 2 Dec, arriving in San Francisco International.Price includes taxes and charges.From 2.501.981 ₫, select.
      Seattle.3.536.994 ₫ per passenger.Departing Mon, 15 Feb, returning Mon, 1 Mar.Return flight with United.Outbound direct flight with United departs from San Francisco International on Mon, 15 Feb, arriving in Seattle / Tacoma International.Inbound direct flight with United departs from Seattle / Tacoma International on Mon, 1 Mar, arriving in San Francisco International.Price includes taxes and charges.From 3.536.994 ₫, select.
      Seattle.4.040.692 ₫ per passenger.Departing Thu, 1 Apr, returning Thu, 15 Apr.Return flight with United.Outbound direct flight with United departs from San Francisco International on Thu, 1 Apr, arriving in Seattle / Tacoma International.Inbound direct flight with United departs from Seattle / Tacoma International on Thu, 15 Apr, arriving in San Francisco International.Price includes taxes and charges.From 4.040.692 ₫, select.
      Seattle.4.046.996 ₫ per passenger.Departing Mon, 22 Mar, returning Wed, 31 Mar.Return flight with United.Outbound direct flight with United departs from San Francisco International on Mon, 22 Mar, arriving in Seattle / Tacoma International.Inbound direct flight with United departs from Seattle / Tacoma International on Wed, 31 Mar, arriving in San Francisco International.Price includes taxes and charges.From 4.046.996 ₫, select.
      Seattle.4.569.605 ₫ per passenger.Departing Sat, 26 Jun, returning Tue, 29 Jun.Return flight with United.Outbound direct flight with United departs from San Francisco International on Sat, 26 Jun, arriving in Seattle / Tacoma International.Inbound direct flight with United departs from Seattle / Tacoma International on Tue, 29 Jun, arriving in San Francisco International.Price includes taxes and charges.From 4.569.605 ₫, select.
      Seattle.4.571.406 ₫ per passenger.Departing Tue, 23 Mar, returning Tue, 6 Apr.Return flight with United.Outbound direct flight with United departs from San Francisco International on Tue, 23 Mar, arriving in Seattle / Tacoma International.Inbound direct flight with United departs from Seattle / Tacoma International on Tue, 6 Apr, arriving in San Francisco International.Price includes taxes and charges.From 4.571.406 ₫, select.
      Seattle.4.575.309 ₫ per passenger.Departing Tue, 11 May, returning Tue, 25 May.Return flight with United.Outbound direct flight with United departs from San Francisco International on Tue, 11 May, arriving in Seattle / Tacoma International.Inbound direct flight with United departs from Seattle / Tacoma International on Tue, 25 May, arriving in San Francisco International.Price includes taxes and charges.From 4.575.309 ₫, select.
      Seattle.4.576.209 ₫ per passenger.Departing Wed, 21 Jul, returning Wed, 28 Jul.Return flight with United.Outbound direct flight with United departs from San Francisco International on Wed, 21 Jul, arriving in Seattle / Tacoma International.Inbound direct flight with United departs from Seattle / Tacoma International on Wed, 28 Jul, arriving in San Francisco International.Price includes taxes and charges.From 4.576.209 ₫, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from San Francisco International to Seattle / Tacoma International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from San Francisco International to Seattle / Tacoma International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Francisco International to Seattle / Tacoma International flights are currently cheapest in February.
      Sep
      from 7.830.436 ₫
      Oct
      from 2.494.777 ₫
      Nov
      from 2.494.777 ₫
      Dec
      from 2.494.777 ₫
      Jan
      from 2.494.777 ₫
      Feb
      from 2.491.775 ₫
      Mar
      from 4.046.996 ₫
      Apr
      from 4.040.692 ₫
      May
      from 4.575.309 ₫
      Jun
      from 4.569.605 ₫
      Jul
      from 4.576.209 ₫
      Aug
      from 6.628.224 ₫

      Direct flights from San Francisco International to Seattle / Tacoma International

      Aeromexico
      Air China
      Air France
      Air New Zealand
      Alaska Airlines
      American Airlines
      ANA (All Nippon Airways)
      Asiana Airlines
      Avianca
      British Airways
      Cathay Pacific
      China Eastern
      Condor
      Copa
      Delta
      Emirates
      Fiji Airways
      Finnair
      Iberia
      Icelandair
      ITA Airways
      Japan Airlines
      KLM
      Korean Air
      Qantas
      Qatar Airways
      Scandinavian Airlines
      SkyWest Airlines
      SWISS
      Turkish Airlines
      United
      Virgin Atlantic
      Virgin Australia
      WestJet

      San Francisco International to Seattle / Tacoma International: Alternative routes

      Compare routes from San Francisco International to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier than Seattle / Tacoma International.

      Seattle Lake Union SPB

      2km from central Seattle
      Closest
      Search flights

      Seattle Boeing Fld

      11km from central Seattle
      from 14.693.398 ₫
      Search flights

      Seattle / Tacoma International

      20km from central Seattle
      Cheapest
      from 2.203.605 ₫
      Search flights

      Paine Field

      33km from central Seattle
      from 4.045.195 ₫
      Search flights

      San Francisco to Seattle: Flight information

      The things to know before you go.
      Cheapest flight found2.203.605 ₫
      Cheapest month to flyJanuary
      Average flight time2 hrs, 17 mins
      Most popular airlineUnited
      Average flights per week772

      Finding cheap flights from San Francisco International to Seattle / Tacoma International: Frequently asked questions

      The best price we found for a return flight from San Francisco International to Seattle / Tacoma International is 2.203.605 ₫. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      2 hours and 17 minutes is the average flight time from San Francisco International to Seattle / Tacoma International.
      United, Alaska Airlines and Qatar Airways fly direct from San Francisco International to Seattle / Tacoma International.
      As of September 2026, there are 772 flights per week flying from San Francisco International to Seattle / Tacoma International.
      The cheapest month to fly from San Francisco International to Seattle / Tacoma International is usually January.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Francisco International Airport to Seattle / Tacoma International Airport on Saturday, 30 January 2027.
      Yes – the average flight time is 2 hours and 17 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle / Tacoma International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Alaska Airlines offers the cheapest flight tickets to Seattle / Tacoma International.

      How to find cheap flights to Seattle / Tacoma International from San Francisco International

      Looking for cheap tickets from San Francisco International to Seattle / Tacoma International? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

      • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from San Francisco International to Seattle / Tacoma International. And with us there are no hidden fees - what you see is what you pay.
      • Compare flight deals to Seattle / Tacoma International from San Francisco International from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
      • Flex your dates to find the best San Francisco International-Seattle / Tacoma International ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Seattle / Tacoma International from San Francisco International.
      • Set up a Price Alert. You can easily track the fare of your cheap San Francisco International-Seattle / Tacoma International flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
      • Fly without stops. Only interested in direct flights between San Francisco International and Seattle / Tacoma International? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
      • Find the cheapest Business class flights from San Francisco International and Seattle / Tacoma International. We scour the internet for the best Business, Premium Economy and First Class flight fares to Seattle / Tacoma International, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
      • Include nearby airports in your search. Widen your search for San Francisco International to Seattle / Tacoma International flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

        • Combine your flight to Seattle / Tacoma International from San Francisco International with hotels and car hire

        Once you've secured your cheap flight ticket from San Francisco International to Seattle / Tacoma International, discover the best prices and exclusive rates for hotels in Seattle / Tacoma International or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


      More travel options

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.