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$161 Cheap United flights Philadelphia (PHL) to Seattle (SEA)
$161 Cheap United flights Philadelphia (PHL) to Seattle (SEA)
Prices were available within the past 7 days and start at $161 for one-way flights and $273 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 10 - Wed, Oct 14
PHL
Philadelphia
SEA
Seattle
$273 Roundtrip, found 14 hours ago
$273
Roundtrip
found 14 hours ago

Sat, Oct 10 - Wed, Oct 14
PHL
Philadelphia
SEA
Seattle
$300 Roundtrip, found 14 hours ago
$300
Roundtrip
found 14 hours ago

Sat, Oct 10 - Wed, Oct 14
PHL
Philadelphia
SEA
Seattle
$301 Roundtrip, found 14 hours ago
$301
Roundtrip
found 14 hours ago

Tue, Aug 25 - Fri, Aug 28
PHL
Philadelphia
SEA
Seattle
$304 Roundtrip, found 15 hours ago
$304
Roundtrip
found 15 hours ago

Tue, Aug 25 - Fri, Aug 28
PHL
Philadelphia
SEA
Seattle
$309 Roundtrip, found 15 hours ago
$309
Roundtrip
found 15 hours ago

Tue, Aug 25 - Fri, Aug 28
PHL
Philadelphia
SEA
Seattle
$322 Roundtrip, found 15 hours ago
$322
Roundtrip
found 15 hours ago
Travel information
Origin airport | Philadelphia Intl. |
|---|---|
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United |
Popular airline | Delta |
Distance | 3794 km |
Average flight time | 3 hours 21 mins |
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