Title: Cheap Flights from Salt Lake City (SLC) to Seattle (BFI) - Expedia.ca ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Salt Lake City (SLC) to Seattle (BFI) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Add a place to stay Direct flights only ## Popular airlines from Salt Lake City International Airport (SLC) to Seattle, WA (BFI-Boeing Field) - ![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:slc,to:bfi,departure:16/10/2025TANYT&leg2=from:bfi,to:slc,departure:23/10/2025TANYT&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:slc,to:bfi,departure:16/10/2025TANYT&leg2=from:bfi,to:slc,departure:23/10/2025TANYT&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:slc,to:bfi,departure:16/10/2025TANYT&leg2=from:bfi,to:slc,departure:23/10/2025TANYT&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:slc,to:bfi,departure:16/10/2025TANYT&leg2=from:bfi,to:slc,departure:23/10/2025TANYT&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:slc,to:bfi,departure:16/10/2025TANYT&leg2=from:bfi,to:slc,departure:23/10/2025TANYT&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:slc,to:bfi,departure:16/10/2025TANYT&leg2=from:bfi,to:slc,departure:23/10/2025TANYT&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:slc,to:bfi,departure:16/10/2025TANYT&leg2=from:bfi,to:slc,departure:23/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 30% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Salt Lake City to Seattle (SLC - BFI) route information | Origin airport | Salt Lake City Intl. | | --- | --- | | Destination airport | Boeing Field | | Distance | 1105 km | ## Salt Lake City to Seattle Flights **The easy way to book your flights from Salt Lake City to Seattle**  With Expedia, it’s simple to find and book flights to Seattle from Salt Lake City 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 Boeing Field, 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 Salt Lake City to Seattle today, tomorrow, or this week.   **Save dollars with cheap flights from Salt Lake City Intl., SLC to Boeing Field, BFI**  Sort your search results by price to find great deals on your flight from Salt Lake City to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Salt Lake City 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 Salt Lake City**  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. ## Frequently asked questions ### How much is a flight from Salt Lake City Intl. Airport (SLC) to BFI? > Start packing your bags, because round-trip journeys between Salt Lake City Intl. Airport and Boeing Field start from . That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to nab the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from SLC to Boeing Field Airport (BFI)? > Each airline has its own set of terms and conditions. If you decide to cancel your trip, head to our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Salt Lake City Intl. Airport to BFI that have flexible change policies? > Use our "No change fees" filter to find flexible ticketing options for your flight from Salt Lake City Intl. Airport to King County International Airport. This allows you to secure a fantastic price in advance and still have the freedom to reschedule without any extra fees. Keep in mind that you'll need to cover the fare difference. ### How far is the flight from Salt Lake City Intl. Airport to BFI? > Forget about a movie marathon on this flight — it's just 1,100 kilometres from Salt Lake City to Seattle. Find your way to your seat, order some snacks and you'll be there before long. ### Which airlines fly direct from Salt Lake City Intl. Airport to BFI? > Flying nonstop between Salt Lake City Intl. Airport and King County International Airport isn't possible at present. However, you'll still be able to book a flight to Seattle with at least one stop. ### Are SLC to Boeing Field Airport (BFI) flight tickets cheaper when they're purchased at the last minute? > Flight prices from Salt Lake City Intl. Airport (SLC) to BFI are available up to a year prior to departure on Expedia. And although you may pick up a fantastic last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more choices — and you can avoid ending up with the dreaded middle seat! 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