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Cheap flights from Idaho to Illinois from $71

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight 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.
BOI — ORD
May 13 — May 201
From?
To?
Mon 5/13
Mon 5/20
1 adult, Economy
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How far in advance should I book a flight from Idaho to Illinois?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 22 days in advance, which can save you up to 244% on flights from Idaho to Illinois compared to booking the week you need them. Waiting 22 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $325. For sooner than that we have options available in the next 3 days from $475.

What is the cheapest month to fly from Idaho to Illinois?

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, September can be a great choice for travel to Illinois. Flights to Illinois from Idaho in September are about $362 on average during September, but can be found for as low as $129.

When is the cheapest time to fly from Idaho to Illinois (ID - IL)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Illinois as you normally would.

Cheap Sun Country Air flights from Idaho to Illinois

Explore cheap flight options specifically provided by Sun Country Air for the route between Idaho and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Take a peek at the cheapest Sun Country Air flights we've detected traveling from Idaho to Illinois. Be sure to come back soon if the deals available don't appeal to you at this time.
Thu 6/135:40 pmGEG - ORD
1 stop15h 53mSun Country Air
Sun 6/166:25 amORD - GEG
1 stop13h 33mSun Country Air
Deal found 5/7$231
Sun 6/96:45 pmGEG - ORD
1 stop22h 21mSun Country Air
Wed 6/128:05 pmORD - GEG
1 stop22h 40mSun Country Air
Deal found 5/8$249
Sat 8/36:00 pmBOI - ORD
1 stop24h 10mSun Country Air
Fri 8/98:05 pmORD - BOI
1 stop22h 02mSun Country Air
Deal found 5/7$282

Cheap United Airlines flights from Idaho to Illinois

Explore cheap flight options specifically provided by United Airlines for the route between Idaho and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Some of the best deals we've found on United Airlines flights traveling from Idaho to Illinois. Make sure to examine the flight information before completing your reservation.
Sun 10/1311:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Tue 10/222:35 pmORD - GEG
1 stop8h 21mUnited Airlines
Deal found 5/7$258
Sun 10/1311:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Tue 10/227:50 pmORD - GEG
Nonstop4h 10mUnited Airlines
Deal found 5/7$265
Sat 6/225:35 pmBOI - ORD
1 stop5h 24mUnited Airlines
Sat 7/65:16 amORD - BOI
1 stop5h 24mUnited Airlines
Deal found 5/8$275
Sat 8/242:30 pmBOI - MLI
1 stop5h 41mUnited Airlines
Wed 8/286:50 amMLI - BOI
2 stops10h 15mUnited Airlines
Deal found 5/7$293
Sat 8/248:05 amBOI - MLI
2 stops12h 06mUnited Airlines
Wed 8/286:50 amMLI - BOI
2 stops13h 25mUnited Airlines
Deal found 5/7$298
Mon 6/311:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Sat 6/88:20 pmORD - GEG
Nonstop4h 10mUnited Airlines
Deal found 5/6$339
Mon 10/287:30 amGEG - ORD
Nonstop3h 35mUnited Airlines
Sat 11/23:55 pmORD - GEG
1 stop6h 34mUnited Airlines
Deal found 5/7$348
Mon 10/1411:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Tue 10/223:55 pmORD - GEG
1 stop7h 01mUnited Airlines
Deal found 5/7$350
Sat 6/2212:34 pmBOI - ORD
Nonstop3h 31mUnited Airlines
Sat 7/65:16 amORD - BOI
1 stop5h 24mUnited Airlines
Deal found 5/8$353

Cheap Idaho to Illinois flights in May & June 2024

Find cheap flight options from Idaho to Illinois specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 2024.
Check out some of the best flight deals from Idaho to Illinois in 2024. Check back in a little while for more flight options.
Tue 6/119:13 pmBOI - STL
1 stop14h 52mSpirit Airlines
Wed 6/191:55 pmSTL - BOI
1 stop7h 15mSpirit Airlines
Deal found 5/8$141
Tue 5/145:20 pmBOI - ORD
1 stop12h 10mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$143
Tue 6/45:20 pmBOI - ORD
1 stop12h 16mSpirit Airlines
Tue 6/117:00 amORD - BOI
2 stops14h 23mSpirit Airlines
Deal found 5/7$147
Tue 6/49:15 pmBOI - ORD
1 stop8h 21mSpirit Airlines
Tue 6/119:36 amORD - BOI
1 stop11h 47mSpirit Airlines
Deal found 5/7$148
Tue 5/149:15 pmBOI - ORD
1 stop8h 15mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$164
Tue 6/119:13 pmBOI - STL
1 stop14h 52mSpirit Airlines
Mon 6/172:41 pmSTL - BOI
1 stop26h 58mSpirit Airlines
Deal found 5/8$176
Tue 6/49:15 pmBOI - ORD
1 stop8h 21mMultiple Airlines
Fri 6/78:05 pmORD - BOI
2 stops25h 18mMultiple Airlines
Deal found 5/7$184
Tue 6/45:20 pmBOI - ORD
3 stops29h 30mSpirit Airlines
Tue 6/117:00 amORD - BOI
2 stops14h 23mSpirit Airlines
Deal found 5/7$186
Tue 6/49:15 pmBOI - ORD
2 stops25h 35mSpirit Airlines
Tue 6/117:00 amORD - BOI
2 stops14h 23mSpirit Airlines
Deal found 5/7$192

Idaho to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Idaho and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Check out some of the best flight deals from Idaho to Illinois in 2024. Check back in a little while for more flight options.
Tue 6/119:13 pmBOI - STL
1 stop14h 52mSpirit Airlines
Wed 6/191:55 pmSTL - BOI
1 stop7h 15mSpirit Airlines
Deal found 5/8$141
Tue 5/145:20 pmBOI - ORD
1 stop12h 10mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$143
Tue 6/45:20 pmBOI - ORD
1 stop12h 16mSpirit Airlines
Tue 6/117:00 amORD - BOI
2 stops14h 23mSpirit Airlines
Deal found 5/7$147
Tue 6/49:15 pmBOI - ORD
1 stop8h 21mSpirit Airlines
Tue 6/119:36 amORD - BOI
1 stop11h 47mSpirit Airlines
Deal found 5/7$148
Tue 5/149:15 pmBOI - ORD
1 stop8h 15mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$164
Tue 6/119:13 pmBOI - STL
1 stop14h 52mSpirit Airlines
Mon 6/172:41 pmSTL - BOI
1 stop26h 58mSpirit Airlines
Deal found 5/8$176
Tue 6/49:15 pmBOI - ORD
1 stop8h 21mMultiple Airlines
Fri 6/78:05 pmORD - BOI
2 stops25h 18mMultiple Airlines
Deal found 5/7$184
Tue 6/45:20 pmBOI - ORD
3 stops29h 30mSpirit Airlines
Tue 6/117:00 amORD - BOI
2 stops14h 23mSpirit Airlines
Deal found 5/7$186
Tue 6/49:15 pmBOI - ORD
2 stops25h 35mSpirit Airlines
Tue 6/117:00 amORD - BOI
2 stops14h 23mSpirit Airlines
Deal found 5/7$192

Non-stop flights to Illinois from Idaho

Discover non-stop flight options from Idaho to Illinois. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
To help reduce your travel time, choose from one of these non-stop flights from Idaho to Illinois. Those looking to potentially save on 1 or 2-stop flights from Idaho to Illinois should utilize the search form at the the top of the page.
Sun 10/1311:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Tue 10/227:50 pmORD - GEG
Nonstop4h 10mUnited Airlines
Deal found 5/7$265
Mon 6/311:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Sat 6/88:20 pmORD - GEG
Nonstop4h 10mUnited Airlines
Deal found 5/6$339
Thu 5/3011:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Sat 6/88:20 pmORD - GEG
Nonstop4h 10mUnited Airlines
Deal found 5/7$340
Mon 10/1411:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Tue 10/227:50 pmORD - GEG
Nonstop4h 10mUnited Airlines
Deal found 5/7$357
Sun 10/1311:59 pmGEG - ORD
Nonstop3h 43mUnited Airlines
Mon 10/217:50 pmORD - GEG
Nonstop4h 10mUnited Airlines
Deal found 5/7$411
Wed 5/2212:33 pmBOI - ORD
Nonstop3h 37mUnited Airlines
Mon 5/278:45 amORD - BOI
Nonstop3h 52mUnited Airlines
Deal found 5/7$416
Sat 8/1012:36 pmBOI - ORD
Nonstop3h 27mUnited Airlines
Tue 8/138:45 amORD - BOI
Nonstop3h 50mUnited Airlines
Deal found 5/8$424
Sat 6/2212:34 pmBOI - ORD
Nonstop3h 31mUnited Airlines
Sat 7/68:45 amORD - BOI
Nonstop3h 50mUnited Airlines
Deal found 5/8$453
Wed 6/512:34 pmBOI - ORD
Nonstop3h 31mUnited Airlines
Sat 6/88:45 amORD - BOI
Nonstop3h 52mUnited Airlines
Deal found 5/6$458

Idaho to Illinois flights leaving soon

Find last-minute flight options from Idaho to Illinois for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Book one of these great deals on flights from Idaho to Illinois. Tip: verify your flight details before completing your reservation.
Tue 5/145:20 pmBOI - ORD
1 stop12h 10mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$143
Tue 5/149:15 pmBOI - ORD
1 stop8h 15mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$164
Tue 5/149:15 pmBOI - ORD
2 stops25h 14mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$199
Sun 5/124:20 pmBOI - STL
1 stop21h 54mSpirit Airlines
Wed 5/1511:36 amSTL - BOI
1 stop9h 20mSpirit Airlines
Deal found 5/7$229
Tue 5/149:15 pmBOI - ORD
3 stops21h 04mSpirit Airlines
Sat 5/181:13 pmORD - BOI
1 stop8h 12mSpirit Airlines
Deal found 5/7$263
Fri 5/179:15 pmBOI - ORD
1 stop8h 25mSpirit Airlines
Sun 5/199:36 amORD - BOI
1 stop6h 54mSpirit Airlines
Deal found 5/6$281
Fri 5/179:15 pmBOI - ORD
1 stop8h 25mSpirit Airlines
Mon 5/207:52 pmORD - BOI
1 stop25h 33mSpirit Airlines
Deal found 5/6$292
Fri 5/179:15 pmBOI - ORD
1 stop8h 25mSpirit Airlines
Mon 5/208:00 pmORD - BOI
2 stops25h 25mSpirit Airlines
Deal found 5/6$293
Fri 5/179:15 pmBOI - ORD
2 stops27h 03mSpirit Airlines
Mon 5/208:00 pmORD - BOI
2 stops25h 25mSpirit Airlines
Deal found 5/6$296

One-way flights to Illinois from Idaho

Search for one-way flight options from Idaho to Illinois. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Take a look at some of the best available options we've come across on one-way flights from Idaho to Illinois. Users can also find round-trip Idaho to Illinois flights by using the search form above.
Tue 5/149:15 pmBOI - ORD
1 stop8h 15mSpirit Airlines
Deal found 5/7$71
Sat 5/254:54 pmBOI - ORD
1 stop12h 46mSpirit Airlines
Deal found 5/7$79
Tue 6/259:13 pmBOI - STL
1 stop14h 52mSpirit Airlines
Deal found 5/8$80
Mon 6/35:20 pmBOI - ORD
1 stop12h 20mSpirit Airlines
Deal found 5/7$85
Fri 5/179:15 pmBOI - ORD
2 stops27h 03mSpirit Airlines
Deal found 5/8$87
Mon 6/35:20 pmBOI - ORD
1 stop12h 20mSpirit Airlines
Deal found 5/8$90
Fri 5/179:15 pmBOI - ORD
1 stop8h 25mSpirit Airlines
Deal found 5/8$91
Thu 5/308:50 pmBOI - STL
1 stop17h 24mSpirit Airlines
Deal found 5/7$92
Sat 6/19:15 pmBOI - ORD
1 stop8h 25mSpirit Airlines
Deal found 5/7$96

Find flights from Idaho to Illinois within your budget

Customize your flight search to find flights from Idaho to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$141 - $306

Route

Depart

Return

Price

Boise Air Term. Gowen FldLambert-St Louis

BOI - STL

BOISTL

Boise Air Term. Gowen Fld

Tue 6/11

1 stop14h 52m

Lambert-St Louis

Wed 6/19

1 stop7h 15m

$141

Boise Air Term. Gowen FldChicago O'Hare Intl

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

Tue 6/4

1 stop12h 16m

Chicago O'Hare Intl

Tue 6/11

2 stops14h 23m

$147

Boise Air Term. Gowen FldChicago O'Hare Intl

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

Tue 6/4

1 stop8h 21m

Chicago O'Hare Intl

Tue 6/11

1 stop11h 47m

$148

Boise Air Term. Gowen FldChicago O'Hare Intl

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

Tue 6/4

1 stop8h 21m

Chicago O'Hare Intl

Fri 6/7

2 stops25h 18m

$184

SpokaneChicago O'Hare Intl

GEG - ORD

GEGORD

Spokane

Thu 6/13

1 stop15h 53m

Chicago O'Hare Intl

Sun 6/16

1 stop13h 33m

$231

SpokaneChicago Midway

GEG - MDW

GEGMDW

Spokane

Tue 9/17

1 stop6h 59m

Chicago Midway

Wed 9/18

1 stop5h 58m

$246

SpokaneChicago O'Hare Intl

GEG - ORD

GEGORD

Spokane

Sun 10/13

Nonstop3h 43m

Chicago O'Hare Intl

Tue 10/22

1 stop8h 21m

$258

SpokaneChicago O'Hare Intl

GEG - ORD

GEGORD

Spokane

Thu 6/6

1 stop8h 22m

Chicago O'Hare Intl

Thu 6/13

1 stop10h 08m

$266

SpokaneChicago O'Hare Intl

GEG - ORD

GEGORD

Spokane

Wed 6/5

1 stop5h 55m

Chicago O'Hare Intl

Wed 6/12

2 stops17h 59m

$306

Flights are sorted by cheapest first

Deals found on 5/8

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated May 8, 2024.
Read through reviews of airlines operating flights from Idaho to Illinois, such as Sun Country Air, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Overall

8.1

Boarding

8.2

Entertainment

7.3

Crew

8.6

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,141 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Overall

8.1

Boarding

8.2

Entertainment

7.3

Crew

8.6

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,789 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Overall

8.1

Boarding

8.2

Entertainment

7.3

Crew

8.6

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

WestJet
7.6
Good
2,945 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Overall

8.1

Boarding

8.2

Entertainment

7.3

Crew

8.6

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,043 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Overall

8.1

Boarding

8.2

Entertainment

7.3

Crew

8.6

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,677 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Overall

8.1

Boarding

8.2

Entertainment

7.3

Crew

8.6

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Idaho to Illinois for under $200 on Cheapflights?

    Yes, there are multiple flights from Idaho to Illinois for under $200. The cheapest flight booked recently is on Spirit Airlines for just $141, but on average you can expect to pay $192.

  • Are there nonstop flights from Idaho to Illinois for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Idaho to Illinois under $300. A good price for a nonstop flight from Idaho to Illinois is less than $452.

  • Are there last-minute flights available from Idaho to Illinois for under $200?

    There are currently 20+ open flights from Idaho to Illinois within the next 7 days for less than $200.

  • What are the cheapest airlines to fly from Idaho to Illinois one-way?

    $71 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $118 and $123, respectively.

  • What does BOI to ORD mean?

    BOI and ORD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. BOI to ORD refers to a flight route from Boise Air Term. Gowen Fld Airport to Chicago O'Hare Intl Airport. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Idaho to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Idaho to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Idaho to Illinois that include hotel bookings?

    Yes. In addition to deals on Idaho to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Illinois.

  • Can I find deals for business class flights from Idaho to Illinois?

    Yes. Cheapflights offers flight deals from Idaho to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Idaho to Illinois that allow pets onboard?

    Many airlines flying from Idaho to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Idaho to Illinois?

    Yes, you can often find last-minute deals on Idaho to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Idaho to Illinois flight deals updated?

    The Idaho to Illinois flight deals you see on this page were last updated on 5/8.

See more FAQs

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Alternative routes for Idaho to Illinois
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from Idaho to Illinois

Discover the top 5 airlines that operate flights from Idaho to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$139Average$413FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Spirit AirlinesCheapest$157Average$247FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$185Average$510FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$208Average$646FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$296Average$542FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Atlanta to Dallas flights
Philadelphia to Orlando flights
Tampa to Orlando flights
Los Angeles to Rome flights
Denver to Nashville flights
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Jacksonville to Miami flights
Idaho to Indiana flights

Search flights from Idaho to Illinois by cabin class

Find flights from Idaho to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Idaho to Illinois

Find hourly flight availability from Idaho to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 8, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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How does Cheapflights help users find flights from Idaho to Illinois?

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Why should you use Cheapflights to find cheap flight tickets from Idaho to Illinois?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Idaho to Illinois for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Idaho to Illinois with no change fees?

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Can Cheapflights notify me if prices for flights from Idaho to Illinois become cheaper?

Of course! You can now track prices for flights from Idaho to Illinois and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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