Find out what a flight from Seattle to Boston might cost

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

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.

Planning flights between Seattle and Boston? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Seattle: 2 airports are listed in Seattle - Boeing Field, Lake Union.
• Airports in Boston: Only Boston - Logan is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Refine your flight search from Seattle to Boston

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from Expedia, eDreams, and top carriers.

Other popular destinations

Also looking at United States? These cities are trending: Atlanta, Los Angeles, Miami, New York City, Orlando.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.