
$149 Cheap Alaska Airlines flights Philadelphia (PHL) to Seattle (SEA)
Prices were available within the past 7 days and start at $149 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Dec 15 - Wed, Dec 24
PHL
Philadelphia
SEA
Seattle
$257 Roundtrip, found 1 day ago
$257
Roundtrip
found 1 day ago

Wed, Dec 17 - Mon, Jan 5
PHL
Philadelphia
SEA
Seattle
$297 Roundtrip, found 6 days ago
$297
Roundtrip
found 6 days ago

Mon, Dec 15 - Sun, Jan 4
PHL
Philadelphia
SEA
Seattle
$327 Roundtrip, found 6 days ago
$327
Roundtrip
found 6 days ago

Mon, Dec 15 - Mon, Dec 22
PHL
Philadelphia
SEA
Seattle
$340 Roundtrip, found 1 day ago
$340
Roundtrip
found 1 day ago

Sun, Dec 14 - Sun, Jan 4
PHL
Philadelphia
SEA
Seattle
$347 Roundtrip, found 6 days ago
$347
Roundtrip
found 6 days ago

Mon, Dec 15 - Mon, Dec 22
PHL
Philadelphia
SEA
Seattle
$360 Roundtrip, found 1 day ago
$360
Roundtrip
found 1 day ago

Thu, Dec 18 - Wed, Dec 24
PHL
Philadelphia
SEA
Seattle
$362 Roundtrip, found 1 day ago
$362
Roundtrip
found 1 day ago

Wed, Dec 17 - Mon, Jan 5
PHL
Philadelphia
SEA
Seattle
$377 Roundtrip, found 6 days ago
$377
Roundtrip
found 6 days ago
Travel information
Origin airport | Philadelphia Intl. |
---|---|
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, United |
Popular airline | American Airlines |
Distance | 3794 km |
Average flight time | 4 hours 6 mins |
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Most Popular Alaska Airlines Routes from Philadelphia
Most Popular Alaska Airlines Routes from Seattle
- Anchorage to Toronto (ANC - YYZ)
- Los Angeles to Tokyo (LAX - HND)
- Anchorage to Toronto (ANC - YYZ)
- Austin to Orange County (AUS - SNA)
- Portland to San José (PDX - SJO)
- Palm Springs to San Francisco (PSP - SFO)
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)
- Spokane to Wichita (GEG - ICT)
- Reno to Phoenix (RNO - PHX)
- Dallas to Los Angeles (DFW - LAX)
Popular Domestic Routes in Seattle - Tacoma Intl.
- Boise to Orlando (BOI - MCO)
- Portland to Honolulu (PDX - HNL)
- Anchorage to Toronto (ANC - YYZ)
- Phoenix to San José del Cabo (PHX - SJD)
- Washington to Los Angeles (DCA - LAX)
- Boise to Orlando (BOI - MCO)
- Seattle to Fort Lauderdale (SEA - FLL)
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)
- Sacramento to Minneapolis (SMF - MSP)
- Los Angeles to Tokyo (LAX - HND)