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$82 Find cheap flights from Idaho to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Chicago departing on 6/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
dom. 6/30
dom. 7/7

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In the last 7 days travelers have searched 43,361,115 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

August

Cheapest flight

$82
Best time to beat the crowds with an average 30% drop in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from Boise to Chicago O'Hare Airport

FAQs for booking flights from Idaho to Chicago

  • How does KAYAK find such low prices on flights from Idaho to Chicago?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Chicago?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Chicago?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Idaho to Chicago?

Find which airlines fly direct from Idaho to Chicago, which days they fly and book direct flights.

Nonstop departures

Idaho to Chicago

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

See more direct flights

Nonstop returns

Chicago to Idaho

Monday

ANA, Aer Lingus, Aeromexico, +80 more

ANA, Aer Lingus, +81 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Wednesday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Thursday

ANA, Aer Lingus, Aeromexico, +79 more

ANA, Aer Lingus, +80 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +80 more

ANA, Aer Lingus, +81 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Chicago

Recent round-trip flight deals

7/16mar.
1 stopSpirit Airlines
11h 16mBOI-ORD
7/23mar.
1 stopSpirit Airlines
14h 21mORD-BOI
$166
9/5jue.
1 stopSpirit Airlines
8h 01mBOI-ORD
9/10mar.
1 stopSpirit Airlines
7h 54mORD-BOI
$177
8/1jue.
1 stop
8h 25mBOI-ORD
8/6mar.
1 stop
14h 21mORD-BOI
$204
7/17mié.
1 stop
8h 16mBOI-ORD
7/26vie.
1 stop
23h 38mORD-BOI
$216
11/7jue.
1 stopAlaska Airlines
8h 13mBOI-ORD
11/10dom.
1 stopAlaska Airlines
8h 19mORD-BOI
$228
8/13mar.
1 stopDelta
5h 43mGEG-MDW
8/20mar.
1 stopDelta
5h 46mMDW-GEG
$228
10/17jue.
1 stopDelta
9h 15mGEG-ORD
10/21lun.
1 stopDelta
7h 11mORD-GEG
$228
8/10sáb.
1 stopAmerican Airlines
7h 05mGEG-ORD
8/20mar.
1 stopAmerican Airlines
8h 25mORD-GEG
$248
8/6mar.
1 stopAmerican Airlines
7h 04mGEG-ORD
8/8jue.
1 stopAmerican Airlines
7h 25mORD-GEG
$268
9/18mié.
2 stopsAlaska Airlines
9h 15mGEG-ORD
9/22dom.
1 stopAlaska Airlines
13h 10mORD-GEG
$276

Search by stops

Search by airline

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Recent one-way flight deals

6/25mar.
1 stopSpirit Airlines
11h 57mBOI-ORD
$82
6/25mar.
1 stopSpirit Airlines
8h 23mBOI-ORD
$83
8/12lun.
1 stopDelta
7h 03mBOI-MDW
$114
8/5lun.
1 stopDelta
7h 33mBOI-ORD
$114
9/13vie.
1 stopAmerican Airlines
8h 18mGEG-ORD
$119
6/18mar.
3 stops
24h 27mBOI-ORD
$130
6/22sáb.
1 stopAmerican Airlines
7h 06mGEG-ORD
$134
6/23dom.
1 stopSun Country Air
22h 14mGEG-ORD
$143
6/26mié.
3 stops
26h 03mBOI-ORD
$144
6/13jue.
1 stopSun Country Air
23h 26mGEG-ORD
$153

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Chicago

Last minute flight, train and bus deals

6/4mar.
multi-stopSpirit Airlines
31h 45mBOI-ORD
6/11mar.
multi-stopSpirit Airlines
32h 40mORD-BOI
$213
6/4mar.
multi-stopSpirit Airlines
31h 45mBOI-ORD
6/11mar.
multi-stopSpirit Airlines
17h 15mORD-BOI
$219
6/4mar.
multi-stop
8h 21mBOI-ORD
6/11mar.
multi-stop
9h 10mORD-BOI
$274
6/1sáb.
multi-stopAmerican Airlines
8h 20mGEG-ORD
6/8sáb.
multi-stopAmerican Airlines
10h 01mORD-GEG
$299
5/31vie.
multi-stopAmerican Airlines
6h 55mGEG-ORD
6/3lun.
multi-stopAmerican Airlines
8h 13mORD-GEG
$300
6/1sáb.
multi-stopAlaska Airlines
7h 09mBOI-ORD
6/15sáb.
multi-stopAlaska Airlines
8h 14mORD-BOI
$347
6/1sáb.
multi-stop
7h 47mBOI-ORD
6/12mié.
multi-stop
6h 54mORD-BOI
$388
6/3lun.
multi-stopAlaska Airlines
8h 00mBOI-ORD
6/8sáb.
multi-stopAlaska Airlines
9h 10mORD-BOI
$405
6/1sáb.
multi-stopDelta
9h 27mBOI-ORD
6/3lun.
multi-stopDelta
7h 06mORD-BOI
$442
6/1sáb.
multi-stopDelta
5h 02mBOI-ORD
6/3lun.
multi-stopDelta
7h 30mORD-BOI
$447

Search by stops

Search by airline

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Flights to Chicago

Return flight deals:

Chicago - Idaho

Cabin classes:

$927
$1,106
$1,127
$459