An Alaska Airlines plane taking off with a snow-capped mountain in the background.

￥40,750 Cheap Flights from Philadelphia (PHL) to Seattle (SEA)

Photo by Port of Seattle
Open Photo by Port of Seattle

Cheap Flights from Philadelphia to Seattle (PHL-SEA)

Prices were available within the past 7 days and start at ￥40,750 for one-way flights, for the period specified. Prices and availability are subject to change.
Delta
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥40,750
One way
Found 2 days ago
Select Delta flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥40,750 Found 2 days ago
Alaska Airlines
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥49,410
One way
Found 2 days ago
Select Alaska Airlines flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥49,410 Found 2 days ago
Delta
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥61,070
One way
Found 2 days ago
Select Delta flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥61,070 Found 2 days ago
American Airlines
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥62,630
One way
Found 2 days ago
Select American Airlines flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥62,630 Found 2 days ago
American Airlines
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥64,180
One way
Found 2 days ago
Select American Airlines flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥64,180 Found 2 days ago
Alaska Airlines
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥64,250
One way
Found 2 days ago
Select Alaska Airlines flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥64,250 Found 2 days ago
Delta
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥70,530
One way
Found 2 days ago
Select Delta flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥70,530 Found 2 days ago
American Airlines
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥77,510
One way
Found 2 days ago
Select American Airlines flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥77,510 Found 2 days ago
Delta
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥84,610
One way
Found 2 days ago
Select Delta flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥84,610 Found 2 days ago
Delta
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥92,460
One way
Found 2 days ago
Select Delta flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥92,460 Found 2 days ago
American Airlines
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥103,640
One way
Found 2 days ago
Select American Airlines flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥103,640 Found 2 days ago
American Airlines
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥109,870
One way
Found 2 days ago
Select American Airlines flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥109,870 Found 2 days ago
Delta
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥111,380
One way
Found 2 days ago
Select Delta flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥111,380 Found 2 days ago
Delta
Sun, Mar 21
PHL
Philadelphia
SEA
Seattle
￥142,770
One way
Found 2 days ago
Select Delta flight, departing Sun, Mar 21 from Philadelphia to Seattle, priced at ￥142,770 Found 2 days ago

Find the cheapest month to fly from Philadelphia (PHL) to Seattle (SEA)

October is typically the cheapest month to fly

From ￥45,574 - ￥62,570 per traveler.

Travel information

Origin airport
Philadelphia Intl. Airport
Destination airport
Seattle-Tacoma International Airport
Distance
3,816 km away
Airlines serving
Alaska Airlines, American Airlines, Delta, United, Southwest Airlines, JetBlue Airways, Sun Country Airlines, Frontier Airlines
Popular airline
Alaska Airlines
Roundtrip price
￥40,750
Average flight time
6 hours 8 mins
*Available to One Key members.