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 $400 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.

Delta
Wed., Jul. 2 - Tue., Jul. 15
SEA
Seattle - Tacoma Intl.
PHL
Philadelphia Intl.
CA $400 Roundtrip, found 6 days ago
CA $400
Roundtrip
found 6 days ago
Select Delta flight, departing Wed., Jul. 2 from Seattle - Tacoma Intl. to Philadelphia Intl., returning Tue., Jul. 15, priced at CA $400 found 6 days ago
Spirit Airlines
Sat., Aug. 16 - Sat., Aug. 23
SEA
Seattle - Tacoma Intl.
PHL
Philadelphia Intl.
CA $409 Roundtrip, found 2 hours ago
CA $409
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Sat., Aug. 16 from Seattle - Tacoma Intl. to Philadelphia Intl., returning Sat., Aug. 23, priced at CA $409 found 2 hours ago
Alaska Airlines
Wed., Nov. 5 - Tue., Nov. 11
SEA
Seattle - Tacoma Intl.
PHL
Philadelphia Intl.
CA $410 Roundtrip, found 2 days ago
CA $410
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed., Nov. 5 from Seattle - Tacoma Intl. to Philadelphia Intl., returning Tue., Nov. 11, priced at CA $410 found 2 days ago