How much is a flight from Boston to Seattle?

There’s no fixed price — fares between Boston and Seattle can vary a lot by day or time.

$17 is the lowest fare found in the past 15 days.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Flights between Boston and Seattle: which airports can you choose?

The distance between Boston and Seattle is about 2489 mi. Checking alternative airports can help lower the total cost of your trip.

• Airports in Boston: The only active airport in Boston is Boston - Logan.
• Airports in Seattle: Seattle is served by 2 airports - Boeing Field, Lake Union.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Boston airports to find the best option.

Find the best flight from Boston to Seattle

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from Delta, American, United, and more.

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Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Boston – Seattle flights.