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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)
Save up to 31%
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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 July , August 2026

28 Jul - 29 Aug $ 372.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
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28 Jul - 04 Aug $ 396.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
Pick dates
28 Jul - 07 Aug $ 704.00
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

29 Jul - 31 Jul $ 438.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
Pick dates
29 Jul - 31 Jul $ 438.00
CHI
Chicago
Alaska Airlines
1 STOPS
BOI
Boise
BOI
Boise
Alaska Airlines
1 STOPS
CHI
Chicago
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29 Jul - 31 Jul $ 607.00
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 - 10:12 AM
Alaska Airlines
1 Stops
7h 47m
CHI - BOI
$ 210
Kiwi
Pick dates
8:40 AM - 8:40 AM
United Airlines
0 Stops
3h 48m
CHI - BOI
$ 217
Kiwi
Pick dates
8:40 AM - 8:40 AM
United Airlines
0 Stops
3h 48m
CHI - BOI
$ 261
Kiwi
Pick dates

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.