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Cheap flights from Chicago (CHI) to Boise (BOI)

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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 Chicago (CHI) to Boise (BOI)

How to find the cheapest flight from Chicago (CHI) to Boise (BOI)
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How to find the cheapest flight from Chicago (CHI) to Boise (BOI)
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How to find the cheapest flight from Chicago (CHI) to Boise (BOI)
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Cheap flights from Chicago to Boise in May , June 2026

28 May - 04 Jun $ 324.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
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24 May - 09 Jun $ 330.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
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24 May - 10 Jun $ 519.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Boise

24 May - 31 May $ 386.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
Pick dates
29 May - 31 May $ 493.00
CHI
Chicago
United Airlines
DIRECT
BOI
Boise
BOI
Boise
United Airlines
DIRECT
CHI
Chicago
Pick dates
21 May - 31 May $ 639.00
CHI
Chicago
United Airlines
DIRECT
BOI
Boise
BOI
Boise
United Airlines
DIRECT
CHI
Chicago
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One-way flights to Boise from Chicago

6:00 AM - 10:25 AM
Alaska Airlines
1 Stops
8h 2m
CHI - BOI
$ 173
Kiwi
Pick dates
8:40 AM - 8:40 AM
United Airlines
0 Stops
3h 52m
CHI - BOI
$ 202
Kiwi
Pick dates
8:40 AM - 8:40 AM
United Airlines
0 Stops
3h 52m
CHI - BOI
$ 244
Kiwi
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How to find the cheapest flight from Chicago (CHI) to Boise (BOI)

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