Cheap Flights from Seattle (BFI) to Boston (BOS)

Popular airlines from Seattle, WA (BFI-Boeing Field) to Logan International Airport (BOS)

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Frequently asked questions

How much is a flight from Boeing Field to BOS?
The lowest price advertised for a round-trip flight between BFI and BOS is . But you better act fast. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Boeing Field Airport (BFI) to BOS?
The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee varies between airlines. If you do have to cancel your escape, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Boeing Field to BOS that have flexible change policies?
Use our "No change fees" filter to find flexible ticketing options for your flight from Boeing Field to Logan Intl. Airport (BOS). This allows you to snag a good price ahead of time and still have the freedom to reschedule without any extra fees. You'll just need to pay the fare difference, if applicable.
How far is the flight from King County International Airport to BOS?
Seattle to Boston is around 4,000 kilometres, so get ready to spend a while in the air. Make sure you pack all the essentials, from your eye mask to your earphones. Toss in some snacks to munch on throughout your journey too.
Which airlines fly direct from Boeing Field Airport (BFI) to BOS?
If you want to fly straight from Boeing Field to Logan Intl. Airport (BOS), you'll have to book a flight with at least one stop. Unfortunately, there are no airlines that fly directly between these airports.
Are King County International Airport to BOS flight tickets cheaper when they're purchased at the last minute?
Booking your trip from BFI to Logan Intl. Airport at the last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Travel information

Origin airport
Boeing Field
Destination airport
Logan Intl.
Distance
3978 km

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