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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$76 CHEAP FLIGHTS from Idaho to Chicago

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

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Flights 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.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Idaho to Chicago

Wed, Aug 20 - Sat, Aug 23

1:10 pm - 5:43 pmBOI-ORD

3h 33mnonstop

9:50 am - 12:29 pmORD-BOI

3h 39mnonstop

$151American Airlines

Find Deal

Sat, Oct 25 - Tue, Oct 28

1:27 pm - 6:15 pmBOI-ORD

3h 48mnonstop

10:00 am - 12:47 pmORD-BOI

3h 47mnonstop

$159American Airlines

Find Deal

Sat, Oct 25 - Tue, Oct 28

4:01 pm - 5:01 amBOI-ORD

12h 00m1 stop

8:00 am - 3:12 pmORD-BOI

8h 12m1 stop

$170Alaska Airlines

Find Deal

Wed, Aug 20 - Sat, Aug 23

5:30 am - 1:03 pmBOI-MDW

6h 33m1 stop

7:17 pm - 11:56 pmMDW-BOI

5h 39m1 stop

$171Delta

Find Deal

Wed, Sep 24 - Tue, Sep 30

4:20 pm - 11:55 pmBOI-ORD

6h 35m1 stop

7:26 pm - 12:05 amORD-BOI

5h 39m1 stop

$171Delta

Find Deal

Mon, Aug 25 - Wed, Aug 27

1:10 pm - 5:35 pmBOI-MDW

3h 25mnonstop

2:15 pm - 10:10 pmMDW-BOI

8h 55m1 stop

$179Southwest

Find Deal

Sat, Sep 6 - Tue, Sep 9

12:10 pm - 11:25 pmGEG-MDW

9h 15m1 stop

8:25 am - 3:10 pmMDW-GEG

8h 45m1 stop

$181Southwest

Find Deal

Wed, Aug 20 - Sun, Sep 7

12:27 pm - 5:00 pmBOI-ORD

3h 33mnonstop

6:15 am - 1:49 pmORD-BOI

8h 34m1 stop

$181United Airlines

Find Deal

Tue, Sep 30 - Mon, Oct 6

4:34 pm - 12:03 amBOI-ORD

6h 29m1 stop

7:59 pm - 11:34 amORD-BOI

16h 35m1 stop

$194Alaska Airlines

Find Deal

Thu, Aug 21 - Sun, Aug 31

12:27 pm - 5:00 pmBOI-ORD

3h 33mnonstop

6:15 am - 1:49 pmORD-BOI

8h 34m1 stop

$197United Airlines

Find Deal

Useful Info

Low season	January
High season	August
Cheapest flight	$76

Best time to beat the crowds with an average 11% drop in price.

Most popular time to fly and prices are also 11% lower on average.

Flight from Boise to Chicago O'Hare Airport

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.

Everything you need to know for your flight to Chicago

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Idaho

First Class flights to Chicagofrom $1,103

Business Class flights to Chicagofrom $1,187

Prem Econ Class flights to Chicagofrom $1,426

Economy Class flights to Chicagofrom $206

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$76 Find Cheap Flights from Idaho to Chicago

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

Cheap Flights from Idaho to Chicago

Recent round-trip flight deals from Idaho to Chicago

Recent one-way flight deals from Idaho to Chicago

Recent last minute flight deals from Idaho to Chicago

Recent direct flight deals from Idaho to Chicago

Good to know

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.

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Idaho

Complete your trip to Chicago with a hotel stay or car rental

Find direct flights for Chicago

Flights to other popular destinations

Flights from domestic origins to Chicago

Choose which airport to fly into in Chicago

Find deals for your return flight