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Fares from Boston, MA (BOS)
$244 RT to
Seattle, WA (SEA)
7 days/week if available
Tuesday, 11 February 2014
No min. stay, Fare can be bought one-way for half the lowest roundtrip price, Holiday Blackout Dates Apply
Thursday, 05 December 2013
There are some slightly cheaper one-way fare available. Southwest fares can only be booked on Southwest.com. Other airlines sometimes/often/regularly match each other on sale fares. Do not use the fare calendar below to find seats at this fare. Only use the Southwest link shown.
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All mandatory taxes/fees are included in the price. Tax-inclusive fare may be a few dollars higher or lower depending on the airport you connect through, if any. Baggage fees, if applicable, and other optional fees are not included.
Our Dealhounds found this airfare using flexible date search. This means we searched a range of dates to find you the best price.
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