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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 April , May 2026

28 Apr - 02 May $ 88.00
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
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16 Apr - 02 May $ 155.00
PDX
Portland
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
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16 Apr - 07 May $ 265.00
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

28 Apr - 30 Apr $ 143.00
PDX
Portland
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
PDX
Portland
Pick dates
16 Apr - 01 May $ 187.00
PDX
Portland
Frontier Airlines
1 STOPS
DEN
Denver
DEN
Denver
Frontier Airlines
1 STOPS
PDX
Portland
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16 Apr - 30 Apr $ 262.00
PDX
Portland
Alaska Airlines
DIRECT
DEN
Denver
DEN
Denver
Alaska Airlines
DIRECT
PDX
Portland
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One-way flights to Denver from Portland

12:38 PM - 12:38 PM
Frontier Airlines
0 Stops
2h 40m
PDX - DEN
$ 44
Kiwi
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12:45 PM - 4:51 PM
Frontier Airlines
1 Stops
6h 15m
PDX - DEN
$ 111
Kiwi
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11:48 AM - 11:48 AM
Frontier Airlines
0 Stops
2h 38m
PDX - DEN
$ 149
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.