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Cheap flights from Denver (DEN) to Portland (PDX)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Denver (DEN) to Portland (PDX)

How to find the cheapest flight from Denver (DEN) to Portland (PDX)
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How to find the cheapest flight from Denver (DEN) to Portland (PDX)
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How to find the cheapest flight from Denver (DEN) to Portland (PDX)
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Cheap flights from Denver to Portland in August , September 2026

28 Aug - 10 Sep $ 267.00
DEN
Denver
Frontier Airlines
1 STOPS
PDX
Portland
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
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26 Aug - 10 Sep $ 292.00
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
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27 Aug - 10 Sep $ 379.00
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
Pick dates

Last minute flights from Denver to Portland

27 Aug - 01 Sep $ 364.00
DEN
Denver
Frontier Airlines
1 STOPS
PDX
Portland
PDX
Portland
Frontier Airlines
1 STOPS
DEN
Denver
Pick dates
26 Aug - 31 Aug $ 413.00
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
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22 Aug - 31 Aug $ 762.00
DEN
Denver
United Airlines
DIRECT
PDX
Portland
PDX
Portland
United Airlines
DIRECT
DEN
Denver
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One-way flights to Portland from Denver

6:10 AM - 10:26 AM
Frontier Airlines
1 Stops
7h 42m
DEN - PDX
$ 179
Kiwi
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3:28 PM - 3:28 PM
Frontier Airlines
0 Stops
2h 43m
DEN - PDX
$ 204
Kiwi
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1:25 PM - 1:25 PM
United Airlines
0 Stops
2h 36m
DEN - PDX
$ 349
Kiwi
Pick dates

How to find the cheapest flight from Denver (DEN) to Portland (PDX)

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