American: Boston – Seattle (and vice versa) $301. Roundtrip, including all Taxes

A good sale to/from Seattle.

Seattle Skyline Photo: Seattle Municipal Archives, used under Creative Commons License (By 2.0)

Sample Date:

  • September 15th – 18th. Valid for travel from September – November 2nd. Use ITA Software Matrix Airfare Search and flexible month search to see availability. Must purchase 14 days advance of departure.


  • BOS – DFW (Dallas) – SEA (Seattle) – DFW – BOS


  • 6,430 miles or 4.7 cents per mile. There is a 5% coupon (Code: 2912SS)valid for travel until December 31st to Seattle that will bring this fare to $288 or 4.4 cents per mile. If you are going from Seattle to Boston, check our post on discount codes to see if your travel dates have a valid promotion code. Use Costco American Airlines 10% off gift cards to save even more.



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