Alaska Airlines, Inc.ASAlaska Airlines, Inc.
One Way•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
$243 USD
-43%$139 USD
Verified Nov 30, 2025 at 8:32 AM
Limited Availability
12% of dates checked are available within 10% of the lowest price

Tuesday, January 20th, 2026

Outbound Flights

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5h 9m·Nonstop
$414 USD
Alaska Airlines, Inc.
SEAJan 20 09:54
→
PHLJan 20 18:03
AS 442Boeing 737MAX 9 Passenger
9h 55m·1 stop
$5,036 USD
Alaska Airlines, Inc.
SEAJan 20 11:00
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ORDJan 20 17:10
AS 410Boeing 737
3h 46m layover
American Airlines
ORDJan 20 20:56
→
PHLJan 20 23:55
AA 1560Boeing 737
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