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Cheap flights from Idaho to Illinois from $92

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Illinois departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Idaho to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Idaho to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Idaho to Illinois.

Cheap last minute flights

Planning a quick getaway from Idaho to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Idaho to Illinois

Find recent round-trip train or bus tickets from Idaho to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
3:45 pm - 5:30 amBOI-ORD
12h 45m1 stop
9:53 pm - 2:50 pmORD-BOI
17h 57m1 stop
$151Spirit Airlines
Find Deal
Sat, Dec 7 - Mon, Dec 9
11:51 am - 11:52 amBOI-ORD
23h 01m1 stop
9:53 pm - 2:50 pmORD-BOI
17h 57m1 stop
$178Spirit Airlines
Find Deal
Mon, Dec 2 - Mon, Dec 9
2:25 pm - 11:56 pmBOI-ORD
8h 31m1 stop
2:10 pm - 10:11 pmORD-BOI
9h 01m1 stop
$228Delta
Find Deal
Thu, Jan 30 - Mon, Feb 3
1:35 pm - 10:20 pmBOI-MDW
7h 45m1 stop
2:00 pm - 11:59 pmMDW-BOI
10h 59m2 stops
$233Delta
Find Deal
Wed, Feb 12 - Wed, Feb 19
6:00 am - 2:40 pmGEG-ORD
6h 40m1 stop
5:28 pm - 11:53 pmORD-GEG
8h 25m1 stop
$272Alaska Airlines
Find Deal
Fri, Jan 10 - Fri, Jan 10
3:29 pm - 11:59 pmGEG-ORD
6h 30m1 stop
3:03 pm - 9:09 pmORD-GEG
8h 06m1 stop
$278Alaska Airlines
Find Deal
Fri, Jan 10 - Sat, Jan 11
10:39 am - 12:32 amBOI-ORD
36h 53m2 stops
6:36 pm - 6:22 pmORD-BOI
24h 46m1 stop
Thu, Jan 9 - Thu, Jan 16
2:32 pm - 11:59 pmBOI-ORD
8h 27m1 stop
9:00 am - 12:20 pmORD-BOI
4h 20mnonstop
$299United Airlines
Find Deal
Fri, Feb 7 - Sun, Feb 9
8:00 am - 12:39 pmBOI-ORD
3h 39mnonstop
12:45 pm - 5:51 pmORD-BOI
6h 06m1 stop
$313United Airlines
Find Deal
Sat, Dec 7 - Mon, Dec 9
11:51 am - 11:18 pmBOI-ORD
34h 27m2 stops
6:36 pm - 10:58 amORD-BOI
17h 22m1 stop
Sun, Dec 1 - Sun, Dec 8
11:51 am - 4:35 amBOI-ORD
15h 44m1 stop
$92Spirit Airlines
Find Deal
Tue, Dec 3
11:51 am - 4:45 amBOI-ORD
15h 54m1 stop
$108Spirit Airlines
Find Deal
Tue, Nov 19
5:40 am - 1:05 pmBOI-MDW
6h 25m1 stop
$114Delta
Find Deal
Wed, Apr 30
11:10 am - 6:02 pmBOI-ORD
5h 52m1 stop
$114Delta
Find Deal
Wed, Dec 18
5:30 am - 7:05 pmBOI-MDW
12h 35m2 stops
$165Southwest
Find Deal
Mon, Nov 18
1:40 pm - 11:52 amIDA-ORD
21h 12m2 stops
Mon, Nov 25
10:07 am - 11:52 amGEG-ORD
23h 45m2 stops
Fri, Nov 22
11:35 am - 8:40 pmBOI-MDW
8h 05m1 stop
$174Southwest
Find Deal
Wed, Dec 18
6:05 pm - 11:51 pmJAC-ORD
4h 46m1 stop
$188United Airlines
Find Deal
Tue, Dec 31
4:01 pm - 11:57 pmGEG-ORD
5h 56m1 stop
$189United Airlines
Find Deal
Mon, Nov 25
2:35 pm - 11:57 pmBOI-ORD
8h 22m1 stop
5:30 pm - 12:05 amORD-BOI
7h 35m1 stop
$388Delta
Find Deal
Fri, Nov 8 - Mon, Nov 11
10:00 am - 5:28 amBOI-ORD
18h 28m1 stop
7:00 am - 1:05 pmORD-BOI
7h 05m1 stop
$428Alaska Airlines
Find Deal
Tue, Nov 5 - Tue, Dec 31
5:30 am - 1:15 pmBOI-ORD
6h 45m1 stop
6:20 am - 1:06 pmORD-BOI
7h 46m1 stop
$438Delta
Find Deal
Tue, Nov 5 - Fri, Nov 8
2:55 pm - 10:35 pmBOI-ORD
6h 40m1 stop
1:45 pm - 10:55 pmORD-BOI
10h 10m2 stops
$473Southwest
Find Deal
Tue, Nov 5 - Tue, Dec 31
6:00 am - 4:45 pmBOI-ORD
9h 45m2 stops
4:00 pm - 12:55 amORD-BOI
9h 55m1 stop
$478Southwest
Find Deal
Thu, Nov 7 - Mon, Nov 11
5:34 pm - 11:57 pmBOI-ORD
5h 23m1 stop
9:00 am - 12:13 pmORD-BOI
4h 13mnonstop
$529United Airlines
Find Deal
Fri, Nov 8 - Sun, Nov 10
10:40 am - 7:30 pmBOI-ORD
7h 50m1 stop
7:35 pm - 10:40 pmORD-BOI
4h 05mnonstop
$535United Airlines
Find Deal
Thu, Nov 7 - Mon, Nov 11
11:51 am - 12:14 pmBOI-ORD
23h 23m2 stops
10:13 pm - 10:56 amORD-BOI
13h 43m1 stop
$595Spirit Airlines
Find Deal
Fri, Nov 8 - Mon, Nov 11
11:51 am - 8:15 pmBOI-ORD
31h 24m3 stops
10:21 am - 10:56 amORD-BOI
25h 35m2 stops
$615Spirit Airlines
Find Deal
Thu, Nov 7 - Mon, Nov 11
11:51 am - 12:14 pmBOI-ORD
23h 23m2 stops
11:45 am - 10:56 amORD-BOI
24h 11m3 stops
Fri, Nov 8 - Sun, Nov 10
12:20 pm - 4:58 pmBOI-ORD
3h 38mnonstop
9:00 am - 12:13 pmORD-BOI
4h 13mnonstop
$329United Airlines
Find Deal
Sat, Dec 7 - Sun, Dec 15
11:59 pm - 5:41 amGEG-ORD
3h 42mnonstop
8:05 pm - 10:17 pmORD-GEG
4h 12mnonstop
$359United Airlines
Find Deal
Sat, Dec 28 - Thu, Jan 2
8:00 am - 12:39 pmBOI-ORD
3h 39mnonstop
7:39 pm - 10:44 pmORD-BOI
4h 05mnonstop
$369United Airlines
Find Deal
Sat, Dec 7 - Mon, Dec 9
11:44 pm - 5:26 amGEG-ORD
3h 42mnonstop
8:15 pm - 10:27 pmORD-GEG
4h 12mnonstop
$474United Airlines
Find Deal
Sat, Dec 21 - Sat, Dec 28
8:30 am - 1:15 pmBOI-ORD
3h 45mnonstop
9:00 am - 12:20 pmORD-BOI
4h 20mnonstop
$493United Airlines
Find Deal
Thu, Dec 19 - Thu, Jan 9
12:20 pm - 4:58 pmBOI-ORD
3h 38mnonstop
7:35 pm - 10:40 pmORD-BOI
4h 05mnonstop
$529United Airlines
Find Deal
Sat, Nov 16 - Mon, Nov 18
8:30 am - 1:15 pmBOI-ORD
3h 45mnonstop
7:35 pm - 10:49 pmORD-BOI
4h 14mnonstop
$533United Airlines
Find Deal
Fri, Dec 27 - Fri, Jan 3
12:20 pm - 4:58 pmBOI-ORD
3h 38mnonstop
9:00 am - 12:13 pmORD-BOI
4h 13mnonstop
$569United Airlines
Find Deal
Wed, Nov 27 - Wed, Dec 4
8:30 am - 1:10 pmBOI-ORD
3h 40mnonstop
7:35 pm - 10:45 pmORD-BOI
4h 10mnonstop
$613United Airlines
Find Deal
Thu, Feb 13 - Thu, Feb 20
8:30 am - 1:15 pmBOI-ORD
3h 45mnonstop
7:35 pm - 10:49 pmORD-BOI
4h 14mnonstop
$629United Airlines
Find Deal
Tue, Dec 24 - Sun, Dec 29

Spirit Airlines flights from Idaho to Illinois

Our best Spirit Airlines deals on Idaho to Illinois flight tickets
Spirit Airlines
Dec 7
BOI3:45 pmBoise Air Term. Gowen Fld
12h 45m
1 stop
ORD5:30 amChicago O'Hare Intl
Dec 9
ORD9:53 pmChicago O'Hare Intl
17h 57m
1 stop
BOI2:50 pmBoise Air Term. Gowen Fld
Spirit Airlines
Dec 2
BOI11:51 amBoise Air Term. Gowen Fld
23h 01m
1 stop
ORD11:52 amChicago O'Hare Intl
Dec 9
ORD9:53 pmChicago O'Hare Intl
17h 57m
1 stop
BOI2:50 pmBoise Air Term. Gowen Fld
Spirit Airlines
Dec 7
BOI3:45 pmBoise Air Term. Gowen Fld
12h 45m
1 stop
ORD5:30 amChicago O'Hare Intl
Dec 9
ORD9:32 pmChicago O'Hare Intl
18h 18m
2 stops
BOI2:50 pmBoise Air Term. Gowen Fld

Delta flights from Idaho to Illinois

Our best Delta deals on Idaho to Illinois flight tickets
Delta
Jan 30
BOI2:25 pmBoise Air Term. Gowen Fld
8h 31m
1 stop
ORD11:56 pmChicago O'Hare Intl
Feb 3
ORD2:10 pmChicago O'Hare Intl
9h 01m
1 stop
BOI10:11 pmBoise Air Term. Gowen Fld
Delta
Jan 23
BOI5:30 amBoise Air Term. Gowen Fld
11h 55m
2 stops
ORD6:25 pmChicago O'Hare Intl
Jan 26
ORD6:15 amChicago O'Hare Intl
8h 42m
1 stop
BOI1:57 pmBoise Air Term. Gowen Fld
Delta
Jan 23
BOI9:15 amBoise Air Term. Gowen Fld
11h 43m
2 stops
ORD9:58 pmChicago O'Hare Intl
Jan 26
ORD6:55 amChicago O'Hare Intl
11h 07m
2 stops
BOI5:02 pmBoise Air Term. Gowen Fld

How to get the cheapest flight ticket from Idaho to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Illinois from Idaho?

Spirit Airlines. Spirit Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Idaho to Illinois

What is the cheapest Idaho to Illinois flight route?

Boise Air Term. Gowen Fld - Chicago O'Hare Intl. Fly from Boise Air Term. Gowen Fld to Chicago O'Hare Intl for the best Idaho - Illinois flight prices

What cabin class options are available on Idaho to Illinois flights?

There are 2 cabin classes available to choose from on Idaho to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Illinois flights?

You could potentially save up to 33% on your flight if you consider stops on a Idaho to Illinois flight.

Cheap Idaho to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Illinois

Best Price Found

$92

Fastest flight time

3h 04m

Direct flights

Every day

Airports in Illinois

4 airports
The best one-way flight to Illinois from Idaho in the past 72 hours is $92. The best round-trip flight deal from Idaho to Illinois found on momondo in the last 72 hours is $151.
The fastest flight from Idaho to Illinois takes 3h 04m
Direct flights go from Idaho to Illinois every day.
There are 4 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL), Moline Quad-City (MLI)

  • When did momondo last update prices for flights from Idaho to Illinois?

    Prices for flights from Idaho to Illinois refresh daily.

  • How many operators does momondo search for flights from Idaho to Illinois?

  • How old do you have to be to fly from Idaho to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Idaho to Illinois?


Best airlines flying from Idaho to Illinois

Compare and see reviews for airlines that fly from Idaho to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $114Free CancellationRating
6.3
8,187 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $154Free CancellationRating
8.0
9,423 reviews
Search Alaska Airlines flights
DeltaPriceFrom $185Free CancellationRating
8.0
8,829 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $274Free CancellationRating
7.4
9,226 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Illinois?

Finding the right flight to Illinois from Idaho is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

Can I find flights from Idaho to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Idaho which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Idaho to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Idaho.

I’m not ready to book a flight from Idaho to Illinois right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Idaho and alert you when they change.


An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
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Popular flights according to clicks in the last 7 days on momondo