Flights to Southwest Idaho from Chicago - ￥11,320

View ￥11,320 flight on Sat, Sep 27, 2025Opens in a new window

Popular airlines from Chicago to Southwest Idaho

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Chicago to Southwest Idaho (CHI-BOI)

Prices were available within the past 7 days and start at ￥11,320 for one-way flights and ￥22,540 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Oct 16 - Fri, Oct 17
ORD
Chicago
BOI
Boise
￥22,540 Roundtrip, found 1 day ago
￥22,540
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 16 from Chicago to Boise, returning Fri, Oct 17, priced at ￥22,540 found 1 day ago
Delta
Thu, Oct 16 - Fri, Oct 17
ORD
Chicago
BOI
Boise
￥30,170 Roundtrip, found 1 day ago
￥30,170
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Oct 16 from Chicago to Boise, returning Fri, Oct 17, priced at ￥30,170 found 1 day ago
American Airlines
Thu, Oct 16 - Fri, Oct 17
ORD
Chicago
BOI
Boise
￥34,360 Roundtrip, found 1 day ago
￥34,360
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 16 from Chicago to Boise, returning Fri, Oct 17, priced at ￥34,360 found 1 day ago
American Airlines
Thu, Oct 16 - Fri, Oct 17
ORD
Chicago
BOI
Boise
￥34,630 Roundtrip, found 1 day ago
￥34,630
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 16 from Chicago to Boise, returning Fri, Oct 17, priced at ￥34,630 found 1 day ago
Delta
Thu, Oct 16 - Fri, Oct 17
ORD
Chicago
BOI
Boise
￥36,400 Roundtrip, found 1 day ago
￥36,400
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Oct 16 from Chicago to Boise, returning Fri, Oct 17, priced at ￥36,400 found 1 day ago
United
Thu, Oct 16 - Fri, Oct 17
ORD
Chicago
BOI
Boise
￥51,620 Roundtrip, found 1 day ago
￥51,620
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 16 from Chicago to Boise, returning Fri, Oct 17, priced at ￥51,620 found 1 day ago

Find the cheapest month to fly from Chicago (CHI) to Boise (BOI)

October is typically the cheapest month to fly

From ￥18,041 - ￥62,297 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.