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Cheap flights from Helena (HLN) to Portland (PDX)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Helena (HLN) to Portland (PDX)

How to find the cheapest flight from Helena (HLN) to Portland (PDX)
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How to find the cheapest flight from Helena (HLN) to Portland (PDX)
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How to find the cheapest flight from Helena (HLN) to Portland (PDX)
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Cheap flights from Helena to Portland in December 2025 , January 2026

31 Dec - 21 Jan $ 425.00
HLN
Helena
Hawaiian Airlines
1 STOPS
PDX
Portland
PDX
Portland
Hawaiian Airlines
1 STOPS
HLN
Helena
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24 Dec - 05 Jan $ 596.00
HLN
Helena
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
HLN
Helena
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17 Dec - 09 Jan $ 1,019.00
HLN
Helena
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
HLN
Helena
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Last minute flights from Helena to Portland

26 Dec - 31 Dec $ 694.00
HLN
Helena
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
HLN
Helena
Pick dates
24 Dec - 31 Dec $ 696.00
HLN
Helena
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
HLN
Helena
Pick dates
17 Dec - 31 Dec $ 1,115.00
HLN
Helena
Alaska Airlines
1 STOPS
PDX
Portland
PDX
Portland
Alaska Airlines
1 STOPS
HLN
Helena
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One-way flights to Portland from Helena

6:32 PM - 11:15 PM
Alaska Airlines
1 Stops
6h 40m
HLN - PDX
$ 283
Kiwi
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6:32 PM - 11:15 PM
Hawaiian Airlines
1 Stops
6h 40m
HLN - PDX
$ 420
Kiwi
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6:28 PM - 9:30 PM
Alaska Airlines
1 Stops
4h 59m
HLN - PDX
$ 479
Kiwi
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How to find the cheapest flight from Helena (HLN) to Portland (PDX)

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