Cheap flights from Philadelphia to Kelso - Longview

View AU$160 flight on Fri, 19 Sep. 2025Opens in a new window

Popular airlines from Philadelphia to Kelso - Longview

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Philadelphia (ILG) to Kelso - Longview (PDX)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 3 Aug. - Sat, 9 Aug.
PHL
Philadelphia
PDX
Portland
AU$793 Return, found 1 day ago
AU$793
Return
found 1 day ago
Select American Airlines flight, departing Sun, 3 Aug. from Philadelphia to Portland, returning Sat, 9 Aug., priced at AU$793 found 1 day ago
American Airlines
Sun, 3 Aug. - Sat, 9 Aug.
PHL
Philadelphia
PDX
Portland
AU$808 Return, found 1 day ago
AU$808
Return
found 1 day ago
Select American Airlines flight, departing Sun, 3 Aug. from Philadelphia to Portland, returning Sat, 9 Aug., priced at AU$808 found 1 day ago
American Airlines
Sun, 3 Aug. - Sat, 9 Aug.
PHL
Philadelphia
PDX
Portland
AU$808 Return, found 1 day ago
AU$808
Return
found 1 day ago
Select American Airlines flight, departing Sun, 3 Aug. from Philadelphia to Portland, returning Sat, 9 Aug., priced at AU$808 found 1 day ago
Delta
Sun, 3 Aug. - Sat, 9 Aug.
PHL
Philadelphia
PDX
Portland
AU$821 Return, found 1 day ago
AU$821
Return
found 1 day ago
Select Delta flight, departing Sun, 3 Aug. from Philadelphia to Portland, returning Sat, 9 Aug., priced at AU$821 found 1 day ago
United
Sun, 3 Aug. - Sat, 9 Aug.
PHL
Philadelphia
PDX
Portland
AU$928 Return, found 1 day ago
AU$928
Return
found 1 day ago
Select United flight, departing Sun, 3 Aug. from Philadelphia to Portland, returning Sat, 9 Aug., priced at AU$928 found 1 day ago
Alaska Airlines
Sun, 3 Aug. - Sat, 9 Aug.
PHL
Philadelphia
PDX
Portland
AU$1,015 Return, found 1 day ago
AU$1,015
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 3 Aug. from Philadelphia to Portland, returning Sat, 9 Aug., priced at AU$1,015 found 1 day ago

Find the cheapest month to fly from Philadelphia (PHL) to Portland (PDX)

September is typically the cheapest month to fly

From AU$210 - AU$473 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.