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$71 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 5/14. 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
Fri 6/7
Fri 6/14

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In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Good to know

Low season

February

High season

August

Cheapest flight

$71
Best time to beat the crowds with an average 31% drop in price.
Most popular time to fly and prices are also 8% 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

6/4Tue
1 stopSpirit Airlines
8h 21mBOI-ORD
6/8Sat
1 stopSpirit Airlines
11h 09mORD-BOI
$163
5/22Wed
1 stopSpirit Airlines
8h 54mBOI-ORD
5/26Sun
1 stopSpirit Airlines
7h 47mORD-BOI
$181
6/13Thu
1 stopSun Country Air
15h 53mGEG-ORD
6/16Sun
1 stopSun Country Air
13h 33mORD-GEG
$231
6/7Fri
1 stopDelta
8h 54mGEG-MDW
6/10Mon
1 stopDelta
6h 24mMDW-GEG
$246
7/4Thu
1 stopDelta
6h 08mGEG-ORD
7/7Sun
1 stopDelta
7h 02mORD-GEG
$246
6/9Sun
1 stopSun Country Air
22h 21mGEG-ORD
6/12Wed
1 stopSun Country Air
22h 40mORD-GEG
$249
10/13Sun
nonstopUnited Airlines
3h 43mGEG-ORD
10/22Tue
1 stopUnited Airlines
8h 21mORD-GEG
$258
6/25Tue
1 stop
11h 57mBOI-ORD
6/28Fri
1 stop
21h 32mORD-BOI
$262
10/13Sun
nonstopUnited Airlines
3h 43mGEG-ORD
10/22Tue
nonstopUnited Airlines
4h 10mORD-GEG
$265
6/25Tue
1 stop
8h 23mBOI-ORD
6/28Fri
2 stops
24h 58mORD-BOI
$280

Search by stops

Search by airline

Search by price

Recent one-way flight deals

5/14Tue
1 stopSpirit Airlines
8h 15mBOI-ORD
$71
5/17Fri
2 stopsSpirit Airlines
27h 03mBOI-ORD
$87
5/30Thu
2 stops
13h 48mBOI-ORD
$103
6/20Thu
1 stopSun Country Air
15h 33mGEG-ORD
$118
6/7Fri
1 stopDelta
8h 54mGEG-MDW
$123
6/7Fri
1 stopDelta
9h 16mGEG-ORD
$123
6/23Sun
1 stopSun Country Air
22h 14mGEG-ORD
$130
5/22Wed
1 stopAlaska Airlines
5h 55mGEG-ORD
$159
6/9Sun
3 stops
37h 07mBOI-ORD
$172
6/24Mon
2 stopsAlaska Airlines
8h 20mGEG-ORD
$202

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Chicago

Last minute flight, train and bus deals

5/9Thu
multi-stopDelta
6h 19mGEG-ORD
5/13Mon
multi-stopDelta
6h 24mORD-GEG
$406
5/10Fri
multi-stopDelta
11h 21mGEG-MDW
5/13Mon
multi-stopDelta
5h 42mMDW-GEG
$411
5/9Thu
multi-stopDelta
11h 24mGEG-ORD
5/13Mon
multi-stopDelta
6h 24mORD-GEG
$411
5/9Thu
multi-stopDelta
11h 24mGEG-ORD
5/13Mon
multi-stopDelta
8h 10mORD-GEG
$416
5/9Thu
multi-stopDelta
11h 17mGEG-MDW
5/13Mon
multi-stopDelta
5h 42mMDW-GEG
$501
5/10Fri
multi-stopDelta
11h 21mGEG-MDW
5/13Mon
multi-stopDelta
11h 39mMDW-GEG
$517
5/11Sat
multi-stopAlaska Airlines
8h 25mGEG-ORD
5/13Mon
multi-stopAlaska Airlines
6h 53mORD-GEG
$528
5/11Sat
multi-stopDelta
8h 10mGEG-MDW
5/13Mon
multi-stopDelta
5h 42mMDW-GEG
$528
5/11Sat
multi-stopDelta
9h 55mGEG-MDW
5/13Mon
multi-stopDelta
5h 42mMDW-GEG
$533
5/13Mon
multi-stopUnited Airlines
5h 25mIDA-ORD
5/15Wed
multi-stopUnited Airlines
5h 43mORD-IDA
$759

Search by stops

Search by airline

Search by price

Flights to Chicago

Return flight deals:

Chicago - Idaho

Cabin classes:

$1,133
$1,544
$1,440
$546