Earn point on your loyalty program!arrow arc left

Cheap flights from Portland (PDX) to Philadelphia (PHL)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Portland (PDX) to Philadelphia (PHL)

How to find the cheapest flight from Portland (PDX) to Philadelphia (PHL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Philadelphia (PHL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Philadelphia (PHL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Portland to Philadelphia in June , July 2026

30 Jun - 27 Jul $ 478.00
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
30 Jun - 05 Jul $ 491.00
PDX
Portland
Frontier Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Frontier Airlines
1 STOPS
PDX
Portland
Pick dates
30 Jun - 07 Jul $ 553.00
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

Last minute flights from Portland to Philadelphia

30 Jun - 30 Jun $ 577.00
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
29 Jun - 30 Jun $ 613.00
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
29 Jun - 30 Jun $ 623.00
PDX
Portland
Alaska Airlines
1 STOPS
PHL
Philadelphia
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

One-way flights to Philadelphia from Portland

6:19 AM - 8:28 AM
Alaska Airlines
1 Stops
7h 24m
PDX - PHL
$ 275
Kiwi
Pick dates
7:17 AM - 7:17 AM
Alaska Airlines
0 Stops
5h 6m
PDX - PHL
$ 292
Kiwi
Pick dates
7:17 AM - 7:17 AM
Alaska Airlines
0 Stops
5h 6m
PDX - PHL
$ 328
Kiwi
Pick dates

How to find the cheapest flight from Portland (PDX) to Philadelphia (PHL)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Philadelphia (PHL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Philadelphia (PHL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.