PDX to PHL from $337 in economy

UAUnited Airlines

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

PHL

Philadelphia International Airport

Philadelphia, United States

$457 USD

-26%$337 USD

Verified 14 days ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$538 1$437 2$432 3$432 4$437 5$432 6$437 7$432 8$432 9$432 10$437 11$468 12$487 13$499 14$437 15$487 16$462 17$437 18$583 19$462 20$606 21$437 22$542 23$553 24$437 25$437 26$468 27$462 28$437 29$466 30$437 31$437 1$437 2$437 3$437

Rare Availability

9% of dates checked are available within 10% of the lowest price

Monday, December 14th, 2026

6 round-trip options

Returning

Sat, Dec 19, 2026•5 Day Trip

$620 USD

Google Flights

Returning

Mon, Dec 21, 2026•7 Day Trip

$536 USD

Google Flights

Returning

Tue, Dec 22, 2026•8 Day Trip

$602 USD

Google Flights

Returning

Thu, Dec 24, 2026•10 Day Trip

$437 USD

Google Flights

Returning

Sun, Dec 27, 2026•13 Day Trip

$750 USD

Google Flights

Returning

Mon, Dec 28, 2026•14 Day Trip

$602 USD

Google Flights

Portland (PDX) to Philadelphia (PHL) flight deal in economy from $337

Portland International Airport

Philadelphia International Airport

December 2026

Monday, December 14th, 2026