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Find cheap flights from Idaho to Chicago O'Hare Airport from $71

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl 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

January

High season

June

Cheapest flight

$71
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 19% increase in price.
Flight from Boise to Chicago O'Hare Airport

FAQs for booking Idaho to Chicago O'Hare Airport flights

  • How does KAYAK find such low prices on flights from Idaho to Chicago O'Hare Airport?

    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 O'Hare Airport.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport 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 O'Hare Airport?

    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 O'Hare Airport 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 O'Hare Airport?

    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 O'Hare Airport 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 O'Hare Airport?

Find which airlines fly direct from Idaho to O'Hare Intl, which days they fly and book direct flights.

Nonstop departures

Idaho to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Nonstop returns

Chicago O'Hare Intl to Idaho

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Chicago

Recent round-trip flight deals

6/13Thu
1 stopSun Country Air
15h 53mGEG-ORD
6/16Sun
1 stopSun Country Air
13h 33mORD-GEG
$231
5/27Mon
1 stopDelta
5h 57mGEG-ORD
5/30Thu
1 stopDelta
6h 25mORD-GEG
$246
5/23Thu
1 stopSpirit Airlines
8h 50mBOI-ORD
5/27Mon
1 stopSpirit Airlines
28h 17mORD-BOI
$250
5/22Wed
1 stopSpirit Airlines
8h 54mBOI-ORD
5/27Mon
2 stopsSpirit Airlines
25h 25mORD-BOI
$252
10/13Sun
nonstopUnited Airlines
3h 43mGEG-ORD
10/22Tue
1 stopUnited Airlines
8h 21mORD-GEG
$258
10/13Sun
nonstopUnited Airlines
3h 43mGEG-ORD
10/22Tue
nonstopUnited Airlines
4h 10mORD-GEG
$265
6/6Thu
1 stopAmerican Airlines
8h 22mGEG-ORD
6/13Thu
1 stopAmerican Airlines
10h 08mORD-GEG
$266
5/30Thu
1 stopAmerican Airlines
6h 55mGEG-ORD
6/8Sat
1 stopAmerican Airlines
10h 01mORD-GEG
$267
6/6Thu
1 stop
8h 11mBOI-ORD
6/13Thu
2 stops
24h 54mORD-BOI
$305
7/2Tue
1 stop
6h 26mGEG-ORD
7/18Thu
1 stop
12h 05mORD-GEG
$311

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Recent one-way flight deals

5/14Tue
1 stopSpirit Airlines
8h 15mBOI-ORD
$71
5/25Sat
1 stopSpirit Airlines
12h 46mBOI-ORD
$79
6/24Mon
1 stopAlaska Airlines
6h 26mGEG-ORD
$118
8/2Fri
1 stopDelta
8h 41mGEG-ORD
$123
5/25Sat
2 stopsDelta
8h 49mGEG-ORD
$128
6/23Sun
1 stopSun Country Air
22h 14mGEG-ORD
$130
6/24Mon
1 stopAlaska Airlines
6h 26mGEG-ORD
$134
7/25Thu
1 stopSun Country Air
21h 24mGEG-ORD
$143
6/15Sat
3 stops
21h 57mBOI-ORD
$155
6/26Wed
2 stops
18h 30mBOI-ORD
$181

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Last minute flights from Idaho to O'Hare Intl

Last minute flight, train and bus deals

5/10Fri
multi-stopDelta
6h 22mGEG-ORD
5/13Mon
multi-stopDelta
6h 24mORD-GEG
$356
5/12Sun
multi-stopDelta
10h 07mGEG-ORD
5/17Fri
multi-stopDelta
6h 25mORD-GEG
$361
5/10Fri
multi-stopDelta
8h 20mGEG-ORD
5/13Mon
multi-stopDelta
7h 08mORD-GEG
$406
5/13Mon
multi-stopDelta
6h 25mGEG-ORD
5/18Sat
multi-stopDelta
9h 05mORD-GEG
$407
5/10Fri
multi-stopDelta
7h 09mGEG-ORD
5/13Mon
multi-stopDelta
8h 10mORD-GEG
$411
5/13Mon
multi-stopDelta
11h 09mGEG-ORD
5/18Sat
multi-stopDelta
7h 08mORD-GEG
$412
5/10Fri
multi-stopDelta
11h 35mGEG-ORD
5/13Mon
multi-stopDelta
8h 10mORD-GEG
$416
5/10Fri
multi-stopAlaska Airlines
18h 07mGEG-ORD
5/13Mon
multi-stopAlaska Airlines
6h 53mORD-GEG
$568
5/13Mon
multi-stopUnited Airlines
5h 25mIDA-ORD
5/15Wed
multi-stopUnited Airlines
5h 43mORD-IDA
$759
5/10Fri
multi-stopAlaska Airlines
11h 55mGEG-ORD
5/13Mon
multi-stopAlaska Airlines
11h 05mORD-GEG
$786

Search by stops

Search by airline

Search by price