United: Seattle – Philadelphia (and vice-versa) $258. Roundtrip, including all Taxes

Good sale to Philadelphia! It is good for travel until January 2013.

Liberty Bell Photo: basyke, used under Creative Commons License (By 2.0)

Sample Date:

  • April 11th – 16th. Valid for travel until January 2013.  Use ITA Software Matrix Airfare Search and flexible month search to see availability. Must purchase 3 days in advance of departure.


  • SEA – IAH (Houston) – PHL (Philadelphia) – IAH – SEA


  • 6,386 miles or 4.0 cents per mile



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