Title: Cheap Flights from San Francisco (SFO) to Seattle (LKE) - Expedia.ca ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from San Francisco (SFO) to Seattle (LKE) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Flight 1 Leaving from Going to Departing Flight 2 Leaving from Going to Departing ## Popular airlines from San Francisco International Airport (SFO) to Seattle, WA (LKE-Lake Union Seaplane Base) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:sfo,to:lke,departure:02/11/2025TANYT&leg2=from:lke,to:sfo,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:sfo,to:lke,departure:02/11/2025TANYT&leg2=from:lke,to:sfo,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sfo,to:lke,departure:02/11/2025TANYT&leg2=from:lke,to:sfo,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sfo,to:lke,departure:02/11/2025TANYT&leg2=from:lke,to:sfo,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:sfo,to:lke,departure:02/11/2025TANYT&leg2=from:lke,to:sfo,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:sfo,to:lke,departure:02/11/2025TANYT&leg2=from:lke,to:sfo,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sfo,to:lke,departure:02/11/2025TANYT&leg2=from:lke,to:sfo,departure:09/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Alternative airports near Seattle Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:SFO,to:SEA,departure:02/11/2025TANYT&leg2=from:SEA,to:SFO,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) SEA Seattle - Tacoma Intl. Cheapest 20 min [Flights from CA $255](https://www.expedia.ca/Flights-Search?leg1=from:SFO,to:SEA,departure:02/11/2025TANYT&leg2=from:SEA,to:SFO,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.ca/Flights-Search?leg1=from:SFO,to:PAE,departure:02/11/2025TANYT&leg2=from:PAE,to:SFO,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) PAE Snohomish County - Paine Field 29 min [Flights from CA $360](https://www.expedia.ca/Flights-Search?leg1=from:SFO,to:PAE,departure:02/11/2025TANYT&leg2=from:PAE,to:SFO,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from San Francisco Airport to LKE? > Round-trip tickets between San Francisco Airport and Kenmore Air Harbour Seaplane Base start from . This is based on fares available within the last 7 days on Expedia for flights departing within the next year — book now to avoid missing out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from SFO to LKE? > Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from San Francisco Intl. Airport (SFO) to Lake Union Seaplane Base Airport (LKE) that have flexible change policies? > Plenty of airlines will allow you to move your flight without a change fee. All you pay is the difference in the ticket price. When searching for San Francisco Intl. Airport (SFO) to Kenmore Air Harbour Seaplane Base flights, you'll find a "No change fees" box for you to tick. ### How far is the flight from San Francisco Airport to Lake Union Seaplane Base Airport (LKE)? > A flight distance of just 1,100 kilometres separates San Francisco and Seattle. Once you're in the air, you won't have time to do much more than listen to some short podcasts. ### Which airlines fly direct from San Francisco Airport to LKE? > You won't find any airlines flying directly between San Francisco Intl. Airport (SFO) and Kenmore Air Harbour Seaplane Base, so be prepared to make at least one stop on your journey. A layover can be a good way to break up a trip! ### Are San Francisco Intl. Airport (SFO) to Lake Union Seaplane Base Airport (LKE) flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from SFO to Kenmore Air Harbour Seaplane Base can be hit-or-miss. You may be able to find a bargain, but you could also completely miss out! If you'd prefer to start your travel planning early on, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines issue their prices that far in advance. Our advice? Check back often as prices are updated frequently. ## Travel information | Origin airport | San Francisco Intl. | | --- | --- | | Destination airport | Lake Union Seaplane Base | | Distance | 1106 km | ## Book with confidence ### San Francisco to Seattle Flights **The easy way to book your flights from San Francisco to Seattle**  With Expedia, it’s simple to find and book flights to Seattle from San Francisco whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Lake Union Seaplane Base, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from San Francisco to Seattle today, tomorrow, or this week.   **Save dollars with cheap flights from San Francisco Intl., SFO to Lake Union Seaplane Base, LKE**  Sort your search results by price to find great deals on your flight from San Francisco to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from San Francisco currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Seattle   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Seattle from San Francisco**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today. ## Explore a world of travel with Expedia - Flights - [Flights from Atlanta to North Seattle](https://www.expedia.ca/lp/flights/178232/6084528/atlanta-to-north-seattle) - [Flights from Baltimore to North Seattle](https://www.expedia.ca/lp/flights/178235/6084528/baltimore-to-north-seattle) - [Flights from Charlotte to North Seattle](https://www.expedia.ca/lp/flights/178247/6084528/charlotte-to-north-seattle) - [Flights from Dallas to North Seattle](https://www.expedia.ca/lp/flights/178253/6084528/dallas-to-north-seattle) - [Flights from Denver to North Seattle](https://www.expedia.ca/lp/flights/178254/6084528/denver-to-north-seattle) - [Flights from Houston to North Seattle](https://www.expedia.ca/lp/flights/178265/6084528/houston-to-north-seattle) - [Flights from Kansas City to North Seattle](https://www.expedia.ca/lp/flights/178273/6084528/kansas-city-to-north-seattle) - [Flights from Las Vegas to North Seattle](https://www.expedia.ca/lp/flights/178276/6084528/las-vegas-to-north-seattle) - 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