
$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 22 hours ago
$257
Roundtrip
found 22 hours 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 22 hours ago
$340
Roundtrip
found 22 hours 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 22 hours ago
$360
Roundtrip
found 22 hours ago

Thu, Dec 18 - Wed, Dec 24
PHL
Philadelphia
SEA
Seattle
$362 Roundtrip, found 22 hours ago
$362
Roundtrip
found 22 hours ago

Wed, Dec 17 - Mon, Jan 5
PHL
Philadelphia
SEA
Seattle
$377 Roundtrip, found 6 days ago
$377
Roundtrip
found 6 days ago
Origin airport | Philadelphia Intl. |
---|---|
Destination airport | Seattle - Tacoma Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United |
Popular airline | Delta |
Distance | 3794 km |
Average flight time | 4 hours 10 mins |
Most Popular Alaska Airlines Routes from Philadelphia
Most Popular Alaska Airlines Routes from Seattle
- New York to London (JFK - LHR)
- San Francisco to Calgary (SFO - YYC)
- Seattle to Tokyo (SEA - HND)
- Portland to Houston (PDX - IAH)
- Missoula to Sacramento (MSO - SMF)
- Portland to Pittsburgh (PDX - PIT)
- Orlando to Las Vegas (MCO - LAS)
- Phoenix to Seattle (PHX - SEA)
- Seattle to Tokyo (SEA - HND)
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)
Popular Domestic Routes in Seattle - Tacoma Intl.
- Orlando to Las Vegas (MCO - LAS)
- Las Vegas to Los Angeles (LAS - LAX)
- Portland to Houston (PDX - IAH)
- Portland to Houston (PDX - IAH)
- Newark Liberty Intl. Airport to San Francisco (EWR - SFO)
- Portland to Pittsburgh (PDX - PIT)
- Phoenix to Seattle (PHX - SEA)
- Traverse City to Las Vegas (TVC - LAS)
- Seattle to Tokyo (SEA - HND)
- Las Vegas to Los Angeles (LAS - LAX)