Cheap flights from Philadelphia to Puget Sound from CA $153

View CA $153 flight on Sat, Sep. 13, 2025Opens in a new window

Popular airlines from Philadelphia to Puget Sound

  • Air Canada

    Air Canada

  • WestJet

    WestJet

  • Flair Airlines

    Flair Airlines

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Porter Airlines

    Porter Airlines

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Cheap flights from Philadelphia (ILG) to Puget Sound (SEA)

Prices were available within the past 7 days and start at CA $153 for one-way flights and CA $376 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Sep. 18 - Wed, Sep. 24
PHL
Philadelphia
SEA
Seattle
CA $376 Roundtrip, found 1 day ago
CA $376
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Sep. 18 from Philadelphia to Seattle, returning Wed, Sep. 24, priced at CA $376 found 1 day ago
Hawaiian Airlines
Wed, Sep. 17 - Tue, Sep. 23
PHL
Philadelphia
SEA
Seattle
CA $377 Roundtrip, found 5 days ago
CA $377
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Wed, Sep. 17 from Philadelphia to Seattle, returning Tue, Sep. 23, priced at CA $377 found 5 days ago
American Airlines
Sat, Sep. 20 - Sat, Sep. 27
PHL
Philadelphia
SEA
Seattle
CA $379 Roundtrip, found 5 days ago
CA $379
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Sep. 20 from Philadelphia to Seattle, returning Sat, Sep. 27, priced at CA $379 found 5 days ago
Alaska Airlines
Tue, Aug. 19 - Wed, Sep. 24
PHL
Philadelphia
SEA
Seattle
CA $380 Roundtrip, found 1 day ago
CA $380
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Aug. 19 from Philadelphia to Seattle, returning Wed, Sep. 24, priced at CA $380 found 1 day ago
Delta
Sat, Aug. 30 - Tue, Sep. 2
PHL
Philadelphia
SEA
Seattle
CA $397 Roundtrip, found 6 days ago
CA $397
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Aug. 30 from Philadelphia to Seattle, returning Tue, Sep. 2, priced at CA $397 found 6 days ago
Sun Country Airlines
Thu, Aug. 21 - Fri, Aug. 29
PHL
Philadelphia
SEA
Seattle
CA $428 Roundtrip, found 1 day ago
CA $428
Roundtrip
found 1 day ago
Select Sun Country Airlines flight, departing Thu, Aug. 21 from Philadelphia to Seattle, returning Fri, Aug. 29, priced at CA $428 found 1 day ago
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