What’s the price of flying from Boston to Seattle Lake Union?

It depends. Prices for flights from Boston to Seattle fluctuate based on several factors.

Choose a date to explore the best fares now.

Checking flights with stopovers can sometimes lead to big savings, especially on longer routes. Also, airfare often depends on availability — it’s wise to track price changes regularly.

Flying from or to Boston and Seattle? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in Boston: Only Boston - Logan is available for departures.
• Airports in Seattle: Arrivals into Seattle are possible from 2 airports - Boeing Field, Lake Union.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Adjust your flight filters for Boston – Seattle Lake Union

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to United States? These cities are popular too: Atlanta, Los Angeles, Miami, New York City, Orlando.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.