Philadelphia (PHL) to Seattle / Tacoma (SEA) flight deal from $124 USD in economy class – flightdeals.net

Home Premium Fare Deals About Pricing

American Airlines

AAAmerican Airlines

One Way•Economy

Philadelphia International Airport

Philadelphia, United States

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$246 USD

-50%$124 USD

Verified Nov 29, 2025 at 4:46 PM

January 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$489 30$414 31$348 1$368 2$368 3$414 4$296 5$198 6$139 7$139 8$139 9$139 10$139 11$139 12$139 13$139 14$139 15$139 16$139 17$124 18$124 19$139 20$124 21$139 22$139 23$139 24$139 25$139 26$139 27$139 28$139 29$139 30$139 31$139 1

Extremely Rare Availability

4% of dates checked are available within 10% of the lowest price

Wednesday, January 28th, 2026

Outbound Flights

·

→

·

→

·

→