Find flights
When to book
FAQs & Tips
Direct Flights
Deals

$89 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 7/2. 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
Wed 7/3
Wed 7/10

Search hundreds of travel sites at once for deals on flights to Chicago

In the last 7 days travelers have searched 41,909,192 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Good to know

Low season

February

High season

July

Cheapest flight

$89
Best time to beat the crowds with an average 30% drop in price.
Most popular time to fly and prices are also 0% lower on average.
Flight from Spokane 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

7/10Wed
1 stopSpirit Airlines
8h 16mBOI-ORD
7/17Wed
1 stopSpirit Airlines
10h 09mORD-BOI
$163
7/10Wed
1 stopSpirit Airlines
8h 16mBOI-ORD
7/17Wed
1 stopSpirit Airlines
10h 09mORD-BOI
$164
9/9Mon
1 stopAmerican Airlines
9h 04mGEG-ORD
9/11Wed
1 stopAmerican Airlines
8h 17mORD-GEG
$193
7/15Mon
1 stop
8h 55mBOI-ORD
7/17Wed
1 stop
10h 09mORD-BOI
$197
9/13Fri
1 stopAmerican Airlines
8h 18mGEG-ORD
9/16Mon
1 stopAmerican Airlines
10h 17mORD-GEG
$208
10/8Tue
1 stopDelta
8h 23mBOI-ORD
10/22Tue
1 stopDelta
6h 00mORD-BOI
$226
8/6Tue
1 stopDelta
7h 03mBOI-MDW
8/12Mon
1 stopDelta
5h 50mMDW-BOI
$227
8/14Wed
nonstopUnited Airlines
3h 40mGEG-ORD
8/20Tue
1 stopUnited Airlines
6h 32mORD-GEG
$259
6/15Sat
1 stop
8h 11mBOI-ORD
6/23Sun
3 stops
23h 58mORD-BOI
$277
8/14Wed
nonstopUnited Airlines
3h 40mGEG-ORD
8/18Sun
1 stopUnited Airlines
7h 08mORD-GEG
$284

Search by stops

Search by airline

Search by price

Recent one-way flight deals

7/2Tue
1 stopAmerican Airlines
7h 06mGEG-ORD
$89
6/10Mon
1 stopSpirit Airlines
10h 17mBOI-ORD
$100
10/23Wed
1 stopDelta
5h 47mBOI-ORD
$113
8/12Mon
1 stopDelta
7h 03mBOI-MDW
$114
7/2Tue
1 stopAlaska Airlines
6h 26mGEG-ORD
$114
6/30Sun
1 stopSun Country Air
24h 43mGEG-ORD
$130
6/16Sun
1 stopSun Country Air
22h 16mGEG-ORD
$143
10/23Wed
2 stopsAlaska Airlines
12h 30mBOI-ORD
$152
6/13Thu
1 stop
10h 00mBOI-MDW
$157
6/16Sun
3 stops
20h 53mBOI-ORD
$192

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Chicago

Last minute flight, train and bus deals

6/3Mon
multi-stopAmerican Airlines
8h 20mGEG-ORD
6/6Thu
multi-stopAmerican Airlines
10h 01mORD-GEG
$300
6/7Fri
multi-stopSpirit Airlines
8h 11mBOI-ORD
6/12Wed
multi-stopSpirit Airlines
13h 37mORD-BOI
$328
6/7Fri
multi-stop
10h 05mBOI-ORD
6/11Tue
multi-stop
23h 45mORD-BOI
$336
6/7Fri
multi-stop
28h 58mBOI-ORD
6/11Tue
multi-stop
23h 45mORD-BOI
$347
6/7Fri
nonstopUnited Airlines
3h 31mBOI-ORD
7/6Sat
multi-stopUnited Airlines
5h 24mORD-BOI
$354
6/7Fri
multi-stopDelta
9h 12mBOI-MDW
6/9Sun
multi-stopDelta
5h 41mMDW-BOI
$405
6/7Fri
multi-stopDelta
7h 26mBOI-ORD
6/9Sun
multi-stopDelta
5h 50mORD-BOI
$405
6/7Fri
nonstopUnited Airlines
3h 31mBOI-ORD
6/11Tue
nonstopUnited Airlines
4h 02mORD-BOI
$409
6/3Mon
multi-stopAlaska Airlines
5h 55mGEG-ORD
6/4Tue
multi-stopAlaska Airlines
7h 08mORD-GEG
$442
6/3Mon
multi-stopAlaska Airlines
9h 03mGEG-ORD
6/9Sun
multi-stopAlaska Airlines
8h 23mORD-GEG
$608

Search by stops

Search by airline

Search by price

Flights to Chicago

Return flight deals:

Chicago - Idaho

Cabin classes:

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