Flights From Seattle (SEA) to King of Prussia (PHL)

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Selected fares from Seattle to King of Prussia

The cheapest prices found with in the last 7 days for return flights were CA $405 and CA $208 for one-way flights to King of Prussia for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Apr 18 - Sat, Apr 25
SEA
Seattle - Tacoma Intl.
PHL
Philadelphia Intl.
CA $405 Roundtrip, just found
CA $405
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Apr 18 from Seattle - Tacoma Intl. to Philadelphia Intl., returning Sat, Apr 25, priced at CA $405 just found
American Airlines
Sun, Apr 19 - Wed, Apr 22
SEA
Seattle - Tacoma Intl.
PHL
Philadelphia Intl.
CA $430 Roundtrip, found 3 days ago
CA $430
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sun, Apr 19 from Seattle - Tacoma Intl. to Philadelphia Intl., returning Wed, Apr 22, priced at CA $430 found 3 days ago
Delta
Thu, May 14 - Tue, May 26
SEA
Seattle - Tacoma Intl.
PHL
Philadelphia Intl.
CA $440 Roundtrip, found 1 day ago
CA $440
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, May 14 from Seattle - Tacoma Intl. to Philadelphia Intl., returning Tue, May 26, priced at CA $440 found 1 day ago

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