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

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

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

31 Jul - 25 Aug $ 269.00
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
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31 Jul - 07 Aug $ 348.00
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
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29 Jul - 04 Aug $ 547.00
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
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Last minute flights from Portland to Denver

30 Jul - 31 Jul $ 413.00
PDX
Portland
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
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30 Jul - 31 Jul $ 417.00
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
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30 Jul - 31 Jul $ 622.00
PDX
Portland
United Airlines
DIRECT
DEN
Denver
DEN
Denver
United Airlines
DIRECT
PDX
Portland
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One-way flights to Denver from Portland

12:20 PM - 12:20 PM
Frontier Airlines
0 Stops
2h 43m
PDX - DEN
$ 201
Kiwi
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5:36 PM - 8:49 PM
Frontier Airlines
1 Stops
5h 53m
PDX - DEN
$ 213
Kiwi
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5:00 AM - 5:00 AM
United Airlines
0 Stops
2h 31m
PDX - DEN
$ 331
Kiwi
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How to find the cheapest flight from Portland (PDX) to Denver (DEN)

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