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Cheap flights from Boise (BOI) to Denver (DEN)

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

How to find the cheapest flight from Boise (BOI) to Denver (DEN)
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How to find the cheapest flight from Boise (BOI) to Denver (DEN)
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How to find the cheapest flight from Boise (BOI) to Denver (DEN)
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Cheap flights from Boise to Denver in March , April 2026

26 Mar - 02 Apr $ 142.00
BOI
Boise
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
BOI
Boise
Pick dates
12 Mar - 09 Apr $ 150.00
BOI
Boise
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
BOI
Boise
Pick dates
12 Mar - 02 Apr $ 150.00
BOI
Boise
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
BOI
Boise
Pick dates

Last minute flights from Boise to Denver

12 Mar - 31 Mar $ 203.00
BOI
Boise
Alaska Airlines
DIRECT
DEN
Denver
DEN
Denver
Alaska Airlines
1 STOPS
BOI
Boise
Pick dates
12 Mar - 31 Mar $ 220.00
BOI
Boise
Hawaiian Airlines
DIRECT
DEN
Denver
DEN
Denver
Hawaiian Airlines
1 STOPS
BOI
Boise
Pick dates
05 Mar - 31 Mar $ 354.00
BOI
Boise
Hawaiian Airlines
DIRECT
DEN
Denver
DEN
Denver
Hawaiian Airlines
1 STOPS
BOI
Boise
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One-way flights to Denver from Boise

12:15 PM - 12:15 PM
Frontier Airlines
0 Stops
2h
BOI - DEN
$ 71
Kiwi
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12:15 PM - 12:15 PM
Frontier Airlines
0 Stops
2h
BOI - DEN
$ 79
Kiwi
Pick dates
2:40 PM - 2:40 PM
United Airlines
0 Stops
1h 59m
BOI - DEN
$ 339
Kiwi
Pick dates

How to find the cheapest flight from Boise (BOI) to Denver (DEN)

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