Portland (PDX) to Philadelphia (PHL) flight deal from $326 USD in economy class

DLDelta Air Lines

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

PHL

Philadelphia International Airport

Philadelphia, United States

$467 USD

-30%$326 USD

Verified Nov 6, 2025 at 6:44 PM

December 2025

Today

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Sun

1$371 2$326 3$326 4$326 5$326 6$326 7$326 8$326 9$326 10$326 11$326 12$326 13$336 14$336 15$336 16$336 17$336 18$346 19$411 20$472 21$437 22$688 23$532 24$346 25$411 26$346 27$432 28$346 29$346 30$346 31$346 1 2 3 4

Limited Availability

16% of dates checked are available within 10% of the lowest price

Thursday, December 18th, 2025

10 round-trip options

Returning

Tue, Dec 23, 2025•5 Day Trip

$688 USD

Google Flights

Returning

Wed, Dec 24, 2025•6 Day Trip

$461 USD

Google Flights

Returning

Thu, Dec 25, 2025•7 Day Trip

$346 USD

Google Flights

Returning

Fri, Dec 26, 2025•8 Day Trip

$532 USD

Google Flights

Returning

Sat, Dec 27, 2025•9 Day Trip

$768 USD

Google Flights

Returning

Sun, Dec 28, 2025•10 Day Trip

$738 USD

Google Flights

Returning

Mon, Dec 29, 2025•11 Day Trip

$532 USD

Google Flights

Returning

Tue, Dec 30, 2025•12 Day Trip

$532 USD

Google Flights

Returning

Wed, Dec 31, 2025•13 Day Trip

$411 USD

Google Flights

Returning

Thu, Jan 1, 2026•14 Day Trip

$411 USD

Google Flights