Best Price Found
Fastest flight time
Airports in Boston
If you are looking to fly from Seattle to Boston, you are most likely going to fly from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport, the most popular airports on that route. When traveling from Seattle, it is helpful to have an alternative airport to fly into when you land in Boston. The nearest airport to Boston Logan Intl Airport is Manchester Airport which is located in Manchester. In October, $178 is typically the cheapest round trip price you’ll find from Seattle to Boston which you can find when you fly SEA — BOS.
|Spirit Airlines||PriceFrom $119||Free Cancellation||Rating|
|Alaska Airlines||PriceFrom $125||Free Cancellation||Rating|
|United Airlines||PriceFrom $128||Free Cancellation||Rating|
|JetBlue||PriceFrom $139||Free Cancellation||Rating|
|Delta||PriceFrom $141||Free Cancellation||Rating|
|Sun Country Air||PriceFrom $147||Free Cancellation||Rating|
|American Airlines||PriceFrom $172||Free Cancellation||Rating|
The lowest priced Alaska Airlines flight from Seattle to Boston from the last 72 hours was $125. Generally, Alaska Airlines has 17 flights on this route every week with an average price of $377. Alaska Airlines is rated 7.9/10 by our users.
The best Delta deal for Seattle to Boston flight tickets found on momondo in the last 72 hours was $141, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $404 round-trip. Delta operates 20 flights out of Seattle into Boston in an average week, so prices vary by time and availability. 1,565 Delta reviews by users on momondo have scored the airline at 7.8/10.
Boston Logan Intl is 2484.0 mi away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 5h 07m.
Prices for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport refresh daily.
As of October 2023, there are 8 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport.
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Boston Logan Intl Airport.
The travel and health documents required for your trip to Boston Logan Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Boston Logan Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
It is quick and easy to find Seattle to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.
All flight searches from Seattle to Boston on momondo can be filtered to show those which offer flexible booking policies.
momondo helps you find the best flight between Seattle and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Seattle and alert you when they change.