Find out what a flight from Boston to Seattle might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Boston and Seattle.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Are there multiple airports in Boston and Seattle?

If your departure or arrival city has more than one airport, it's worth comparing all of them for timing and pricing.

• Airports in Boston: Only Boston - Logan operates in this city.
• Airports in Seattle: 2 airports are available in Seattle - Boeing Field, Lake Union.

If you're traveling with a group or bulky luggage, look into parking or transport options. Alternative airports may offer faster transfers or better rates.

Choose the right flight for your trip from Boston to Seattle

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from eDreams, Expedia, and more.

Other popular destinations

Flying to United States? Many users also explore: Boston, Los Angeles, Miami, New York City, Orlando.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.