Earn point on your loyalty program!arrow arc left

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

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 Philadelphia (PHL) to Portland (PDX)

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

Cheap flights from Philadelphia to Portland in September , October 2026

30 Sep - 13 Oct $ 413.00
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
Pick dates
09 Sep - 17 Oct $ 529.00
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
Pick dates
16 Sep - 10 Oct $ 529.00
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
Pick dates

Last minute flights from Philadelphia to Portland

29 Sep - 30 Sep $ 447.00
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
Pick dates
09 Sep - 30 Sep $ 564.00
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
Pick dates
12 Sep - 30 Sep $ 564.00
PHL
Philadelphia
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
PHL
Philadelphia
Pick dates

One-way flights to Portland from Philadelphia

4:48 PM - 4:48 PM
Alaska Airlines
0 Stops
5h 46m
PHL - PDX
$ 224
Kiwi
Pick dates
4:48 PM - 4:48 PM
Alaska Airlines
0 Stops
5h 46m
PHL - PDX
$ 341
Kiwi
Pick dates
4:48 PM - 4:48 PM
Alaska Airlines
0 Stops
5h 46m
PHL - PDX
$ 341
Kiwi
Pick dates

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

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