$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 1/11. 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
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$214
Overall average: $611
Alaska Airlines
Sat 2/7Tue 2/10
GEG - ORD • 1 stop
Cheapest non-stop
$249
Typical prices: $389-$493
American Airlines
Thu 2/12Sun 2/15
BOI - ORD • Non-stop
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Idaho to Chicago

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Idaho to Chicago

Sat, Feb 7 - Tue, Feb 10
Alaska Airlines Logo
3:43 pm - 11:50 pm
GEG
-
ORD
6h 07m1 stop
Alaska Airlines Logo
8:00 am - 12:44 pm
ORD
-
GEG
6h 44m1 stop
$214Alaska Airlines
Sun, Mar 8 - Thu, Mar 12
Frontier Logo
12:47 pm - 12:12 am
GEG
-
ORD
9h 25m1 stop
Frontier Logo
7:00 am - 11:47 am
ORD
-
GEG
6h 47m1 stop
$217Frontier
Mon, Mar 9 - Thu, Mar 12
Multiple Airlines Logo
8:10 am - 4:33 pm
GEG
-
ORD
6h 23m1 stop
Multiple Airlines Logo
7:00 am - 11:47 am
ORD
-
GEG
6h 47m1 stop
$220Multiple Airlines
Tue, Jan 6 - Fri, Jan 9
Alaska Airlines Logo
6:00 pm - 2:38 pm
BOI
-
ORD
19h 38m1 stop
Alaska Airlines Logo
6:06 pm - 11:59 pm
ORD
-
BOI
6h 53m1 stop
$228Alaska Airlines
Wed, May 13 - Sat, May 30
American Airlines Logo
2:03 pm - 7:50 pm
GEG
-
ORD
3h 47mnonstop
American Airlines Logo
9:45 am - 11:35 am
ORD
-
GEG
3h 50mnonstop
$235American Airlines
Wed, Jan 7 - Sat, Jan 10
United Airlines Logo
1:48 pm - 11:59 pm
GEG
-
ORD
8h 11m1 stop
United Airlines Logo
9:16 am - 11:39 am
ORD
-
GEG
4h 23mnonstop
$245United Airlines
Thu, Feb 12 - Sun, Feb 15
American Airlines Logo
1:24 pm - 6:09 pm
BOI
-
ORD
3h 45mnonstop
American Airlines Logo
9:46 am - 12:54 pm
ORD
-
BOI
4h 08mnonstop
$249American Airlines
Wed, Jan 7 - Sat, Jan 10
Southwest Logo
2:10 pm - 10:50 pm
GEG
-
MDW
6h 40m1 stop
Southwest Logo
12:40 pm - 8:25 pm
MDW
-
GEG
9h 45m1 stop
$255Southwest
Mon, Jan 5 - Mon, Jan 12
United Airlines Logo
5:12 pm - 11:59 pm
BOI
-
ORD
5h 47m1 stop
United Airlines Logo
7:40 pm - 10:57 pm
ORD
-
BOI
4h 17mnonstop
$259United Airlines
Wed, Jan 7 - Sun, Jan 11
Southwest Logo
6:05 am - 6:45 pm
BOI
-
MDW
11h 40m2 stops
Southwest Logo
5:00 am - 11:00 am
MDW
-
BOI
7h 00m1 stop
$277Southwest
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$88
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly with an average 2% increase in price.
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.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Saint Joseph
Hammond
Portage
Lansing
Valparaiso
Chesterton
Schererville
Munster
Porter
Monticello
Saint John
Griffith

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Idaho

Cabin classes available on flights to Chicago. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Chicagofrom $991
Business Class flights to Chicagofrom $1,017
Prem Econ Class flights to Chicagofrom $1,426
Economy Class flights to Chicagofrom $268