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$93 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 5/25. 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
mié. 6/19
mié. 6/26

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In the last 7 days travelers have searched 41,611,298 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

August

Cheapest flight

$93
Best time to beat the crowds with an average 30% drop in price.
Most popular time to fly and prices are also 6% 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, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 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, +78 more

ANA, Aer Lingus, +79 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +81 more

ANA, Aer Lingus, +82 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +79 more

ANA, Aer Lingus, +80 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Chicago

Recent round-trip flight deals

5/30jue.
1 stopSpirit Airlines
8h 50mBOI-ORD
6/4mar.
1 stopSpirit Airlines
11h 49mORD-BOI
$167
5/30jue.
1 stopSpirit Airlines
12h 20mBOI-ORD
6/4mar.
1 stopSpirit Airlines
7h 54mORD-BOI
$169
5/30jue.
2 stops
17h 18mBOI-ORD
6/1sáb.
1 stop
8h 12mORD-BOI
$228
6/18mar.
1 stop
11h 57mBOI-ORD
6/24lun.
2 stops
21h 34mORD-BOI
$235
9/5jue.
1 stopDelta
6h 26mBOI-MDW
9/10mar.
1 stopDelta
5h 44mMDW-BOI
$248
8/30vie.
1 stopDelta
6h 26mBOI-MDW
9/7sáb.
2 stopsDelta
11h 38mMDW-BOI
$253
8/13mar.
1 stopAmerican Airlines
7h 04mGEG-ORD
8/20mar.
1 stopAmerican Airlines
10h 36mORD-GEG
$267
6/22sáb.
1 stopUnited Airlines
5h 24mBOI-ORD
7/6sáb.
1 stopUnited Airlines
5h 24mORD-BOI
$271
6/14vie.
1 stopUnited Airlines
5h 24mBOI-ORD
6/16dom.
1 stopUnited Airlines
5h 41mORD-BOI
$275
6/5mié.
1 stopAmerican Airlines
8h 22mGEG-ORD
6/9dom.
1 stopAmerican Airlines
7h 25mORD-GEG
$330

Search by stops

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Recent one-way flight deals

5/25sáb.
1 stopSpirit Airlines
8h 25mBOI-ORD
$93
5/31vie.
1 stopSpirit Airlines
8h 25mBOI-ORD
$99
6/13jue.
1 stopSun Country Air
15h 53mGEG-ORD
$116
6/14vie.
1 stopDelta
7h 26mBOI-ORD
$124
7/7dom.
1 stopSun Country Air
22h 30mGEG-ORD
$130
8/10sáb.
1 stopAmerican Airlines
9h 58mGEG-ORD
$133
9/13vie.
1 stopDelta
5h 37mGEG-ORD
$134
6/19mié.
3 stops
26h 07mBOI-ORD
$157
6/21vie.
2 stops
13h 23mGEG-ORD
$165
7/8lun.
1 stopAmerican Airlines
8h 14mBOI-ORD
$179

Search by stops

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Search by price

Last minute flights from Idaho to Chicago

Last minute flight, train and bus deals

5/22mié.
multi-stopDelta
8h 04mGEG-ORD
5/29mié.
multi-stopDelta
6h 25mORD-GEG
$388
5/23jue.
multi-stopDelta
6h 24mBOI-ORD
5/27lun.
multi-stopDelta
7h 19mORD-BOI
$428
5/20lun.
multi-stopDelta
6h 22mGEG-ORD
5/25sáb.
multi-stopDelta
6h 46mORD-GEG
$480
5/20lun.
multi-stopDelta
11h 17mGEG-ORD
5/25sáb.
multi-stopDelta
7h 48mORD-GEG
$485
5/20lun.
multi-stopDelta
10h 10mGEG-ORD
5/25sáb.
multi-stopDelta
12h 04mORD-GEG
$490
5/23jue.
multi-stopUnited Airlines
5h 24mBOI-ORD
5/27lun.
nonstopUnited Airlines
3h 52mORD-BOI
$499
5/24vie.
multi-stopAlaska Airlines
5h 55mGEG-ORD
5/27lun.
multi-stopAlaska Airlines
8h 38mORD-GEG
$505
5/23jue.
nonstopUnited Airlines
3h 31mBOI-ORD
5/27lun.
nonstopUnited Airlines
3h 52mORD-BOI
$554
5/22mié.
multi-stopAlaska Airlines
14h 45mGEG-ORD
5/29mié.
multi-stopAlaska Airlines
7h 22mORD-GEG
$564
5/23jue.
multi-stopAmerican Airlines
9h 00mBOI-ORD
5/27lun.
multi-stopAmerican Airlines
7h 20mORD-BOI
$840

Search by stops

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Flights to Chicago

Return flight deals:

Chicago - Idaho

Cabin classes:

$1,133
$1,544
$1,043
$557