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Cheap flights from Idaho Falls (IDA) to Illinois from $209

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 8/1. 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.
IDA — ORD
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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What is the cheapest month to fly from Idaho Falls to Illinois?

The best pricing can be found in the month of December. Prices to Illinois from Idaho Falls average $548. You can even find prices in December for less than $548, as users have found deals to Illinois from as low as $375. The month of September appears to be one of the more expensive times to travel to Illinois from Idaho Falls. Flying in the targeted month can save you up to 32%.

What is the cheapest time of day to fly from IDA to IL?

When flying from Idaho Falls to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Alaska Airlines flights from Idaho Falls to Illinois

Explore cheap flight options specifically provided by Alaska Airlines for the route between Idaho Falls 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 2,807,690 searches. Data last updated June 2, 2024.
Consider these cheap Alaska Airlines flights we've found departing from Idaho Falls to Illinois. Be sure to come back soon if the deals available don't appeal to you at this time.
Wed 9/254:20 pmIDA - ORD
1 stop11h 17mAlaska Airlines
Sat 9/288:40 amORD - IDA
1 stop16h 16mAlaska Airlines
Deal found 6/2$348
Wed 9/256:06 amIDA - ORD
1 stop9h 52mAlaska Airlines
Sat 9/282:18 pmORD - IDA
2 stops10h 38mAlaska Airlines
Deal found 6/2$363
Wed 9/254:20 pmIDA - ORD
2 stops36h 10mAlaska Airlines
Sat 9/282:18 pmORD - IDA
2 stops10h 38mAlaska Airlines
Deal found 6/2$382
Thu 7/114:02 pmIDA - ORD
1 stop6h 37mAlaska Airlines
Mon 7/159:22 pmORD - IDA
1 stop27h 35mAlaska Airlines
Deal found 6/2$471
Thu 7/116:00 amIDA - ORD
2 stops22h 15mAlaska Airlines
Mon 7/156:00 amORD - IDA
1 stop18h 57mAlaska Airlines
Deal found 6/2$509
Thu 7/116:00 amIDA - ORD
2 stops22h 15mAlaska Airlines
Sun 7/149:22 pmORD - IDA
1 stop27h 35mAlaska Airlines
Deal found 6/2$553
Thu 7/114:02 pmIDA - ORD
2 stops12h 13mAlaska Airlines
Mon 7/156:35 amORD - IDA
2 stops18h 22mAlaska Airlines
Deal found 6/2$558
Thu 6/204:02 pmIDA - STL
1 stop6h 57mAlaska Airlines
Mon 6/247:32 pmSTL - IDA
1 stop20h 50mAlaska Airlines
Deal found 5/31$640
Wed 7/106:00 amIDA - ORD
2 stops22h 15mAlaska Airlines
Sun 7/146:20 pmORD - IDA
2 stops30h 37mAlaska Airlines
Deal found 6/2$824

Cheap Delta flights from Idaho Falls to Illinois

Explore cheap flight options specifically provided by Delta for the route between Idaho Falls 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 2,807,690 searches. Data last updated June 2, 2024.
To aid your search, here are some of the cheapest Delta flights we've found from Idaho Falls to Illinois. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sat 6/297:12 pmIDA - MDW
2 stops12h 36mDelta
Wed 7/101:25 pmMDW - IDA
2 stops9h 45mDelta
Deal found 6/2$473
Thu 7/41:05 pmIDA - ORD
1 stop7h 39mDelta
Sat 7/137:35 amORD - IDA
1 stop5h 51mDelta
Deal found 6/2$488
Thu 7/186:59 pmIDA - ORD
2 stops11h 31mDelta
Tue 7/239:39 amORD - IDA
2 stops9h 37mDelta
Deal found 6/1$591
Fri 6/287:00 pmIDA - ORD
2 stops13h 21mDelta
Mon 7/83:51 pmORD - IDA
2 stops7h 19mDelta
Deal found 6/2$616
Thu 7/186:59 pmIDA - ORD
2 stops11h 31mDelta
Tue 7/237:10 amORD - IDA
2 stops12h 06mDelta
Deal found 6/2$628
Fri 6/287:00 pmIDA - MDW
2 stops12h 48mDelta
Mon 7/82:49 pmMDW - IDA
2 stops8h 21mDelta
Deal found 6/2$684
Fri 6/287:00 pmIDA - MDW
2 stops12h 48mDelta
Tue 7/91:25 pmMDW - IDA
2 stops9h 45mDelta
Deal found 6/2$721
Thu 7/46:10 amIDA - MDW
2 stops11h 21mDelta
Sat 7/139:24 amMDW - IDA
2 stops9h 52mDelta
Deal found 6/2$766
Fri 6/77:00 pmIDA - ORD
2 stops13h 21mDelta
Mon 6/171:40 pmORD - IDA
1 stop5h 36mDelta
Deal found 6/2$796

Cheap Idaho Falls to Illinois flights in June & July 2024

Find cheap flight options from Idaho Falls to Illinois specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Prices were last updated on June 2, 2024.
Scroll through some of the best deals on flights from Idaho Falls to Illinois in 2024. Check back soon for alternative fares.
Fri 6/217:17 pmIDA - ORD
1 stop9h 43mMultiple Airlines
Thu 6/273:30 pmORD - IDA
2 stops23h 20mMultiple Airlines
Deal found 6/1$331
Fri 6/217:17 pmIDA - ORD
1 stop9h 43mMultiple Airlines
Thu 6/271:00 pmORD - IDA
3 stops27h 12mMultiple Airlines
Deal found 6/1$336
Fri 6/212:40 pmIDA - ORD
2 stops14h 44mMultiple Airlines
Thu 6/271:00 pmORD - IDA
3 stops27h 12mMultiple Airlines
Deal found 6/1$422
Fri 6/212:40 pmIDA - ORD
3 stops19h 52mMultiple Airlines
Thu 6/271:00 pmORD - IDA
3 stops27h 12mMultiple Airlines
Deal found 6/1$433
Sat 6/297:12 pmIDA - ORD
2 stops13h 09mDelta
Wed 7/101:31 pmORD - IDA
2 stops9h 39mDelta
Deal found 6/2$473
Sat 6/225:56 pmIDA - ORD
1 stop5h 03mUnited Airlines
Thu 6/275:16 amORD - IDA
1 stop16h 52mUnited Airlines
Deal found 6/1$528
Fri 6/285:58 pmIDA - ORD
1 stop5h 01mUnited Airlines
Mon 7/85:16 amORD - IDA
1 stop5h 19mUnited Airlines
Deal found 6/2$543
Fri 6/285:58 pmIDA - ORD
2 stops14h 35mUnited Airlines
Mon 7/85:16 amORD - IDA
1 stop5h 19mUnited Airlines
Deal found 6/2$560
Fri 6/285:58 pmIDA - ORD
1 stop5h 01mUnited Airlines
Tue 7/91:00 pmORD - IDA
1 stop9h 08mUnited Airlines
Deal found 6/2$572

Idaho Falls to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Idaho Falls and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
Scroll through some of the best deals on flights from Idaho Falls to Illinois in 2024. Check back soon for alternative fares.
Fri 6/217:17 pmIDA - ORD
1 stop9h 43mMultiple Airlines
Thu 6/273:30 pmORD - IDA
2 stops23h 20mMultiple Airlines
Deal found 6/1$331
Fri 6/217:17 pmIDA - ORD
1 stop9h 43mMultiple Airlines
Thu 6/271:00 pmORD - IDA
3 stops27h 12mMultiple Airlines
Deal found 6/1$336
Wed 9/254:20 pmIDA - ORD
1 stop11h 17mAlaska Airlines
Sat 9/288:40 amORD - IDA
1 stop16h 16mAlaska Airlines
Deal found 6/2$348
Wed 9/256:06 amIDA - ORD
1 stop9h 52mAlaska Airlines
Sat 9/282:18 pmORD - IDA
2 stops10h 38mAlaska Airlines
Deal found 6/2$363
Wed 9/254:20 pmIDA - ORD
2 stops36h 10mAlaska Airlines
Sat 9/282:18 pmORD - IDA
2 stops10h 38mAlaska Airlines
Deal found 6/2$382
Fri 6/212:40 pmIDA - ORD
2 stops14h 44mMultiple Airlines
Thu 6/271:00 pmORD - IDA
3 stops27h 12mMultiple Airlines
Deal found 6/1$422
Thu 8/155:59 pmIDA - MLI
2 stops26h 18mUnited Airlines
Sat 8/2411:00 amMLI - IDA
2 stops7h 14mUnited Airlines
Deal found 6/2$433
Fri 6/212:40 pmIDA - ORD
3 stops19h 52mMultiple Airlines
Thu 6/271:00 pmORD - IDA
3 stops27h 12mMultiple Airlines
Deal found 6/1$433
Thu 8/152:35 pmIDA - MLI
1 stop5h 18mUnited Airlines
Sat 8/2411:00 amMLI - IDA
2 stops7h 14mUnited Airlines
Deal found 6/2$449

Idaho Falls to Illinois flights leaving soon

Find last-minute flight options from Idaho Falls 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 2,807,690 searches. Data last updated June 2, 2024.
Have a look at some of the flights available from Idaho Falls to Illinois departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.
Fri 6/75:56 pmIDA - ORD
1 stop5h 03mUnited Airlines
Sun 6/165:04 amORD - IDA
1 stop5h 36mUnited Airlines
Deal found 6/2$739
Fri 6/75:56 pmIDA - ORD
1 stop5h 03mUnited Airlines
Sat 6/1510:45 amORD - IDA
1 stop7h 30mUnited Airlines
Deal found 6/2$759
Fri 6/77:00 pmIDA - ORD
2 stops13h 21mDelta
Mon 6/171:40 pmORD - IDA
1 stop5h 36mDelta
Deal found 6/2$796
Fri 6/77:00 pmIDA - ORD
2 stops13h 21mDelta
Mon 6/173:55 pmORD - IDA
2 stops7h 22mDelta
Deal found 6/2$886
Fri 6/71:05 pmIDA - ORD
1 stop7h 37mDelta
Sat 6/151:25 pmORD - IDA
2 stops9h 52mDelta
Deal found 6/2$963

One-way flights to Illinois from Idaho Falls

Search for one-way flight options from Idaho Falls 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 2,807,690 searches. Data last updated June 2, 2024.
Take a look at some of the best available options we've come across on one-way flights from Idaho Falls to Illinois. Users in need of a round-trip flight from Idaho Falls to Illinois instead should update the search form at the top of page.
Thu 8/16:59 pmIDA - ORD
2 stops11h 31mDelta
Deal found 6/2$209
Tue 6/257:10 amIDA - ORD
1 stop15h 49mUnited Airlines
Deal found 6/1$244
Thu 8/110:45 amIDA - ORD
1 stop11h 10mUnited Airlines
Deal found 6/2$257
Tue 6/2510:45 amIDA - ORD
2 stops19h 51mUnited Airlines
Deal found 6/2$303
Tue 6/257:10 amIDA - ORD
2 stops16h 03mUnited Airlines
Deal found 6/1$308
Thu 8/16:59 pmIDA - MDW
2 stops12h 39mDelta
Deal found 6/2$344
Tue 6/257:00 pmIDA - MDW
2 stops12h 48mDelta
Deal found 6/2$424

Find flights from Idaho Falls to Illinois within your budget

Customize your flight search to find flights from Idaho Falls 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 2,807,690 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$331 - $562

Route

Depart

Return

Price

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 6/21

1 stop9h 43m

Chicago O'Hare Intl

Thu 6/27

2 stops23h 20m

$331

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 6/21

1 stop9h 43m

Chicago O'Hare Intl

Thu 6/27

3 stops27h 12m

$336

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 9/25

1 stop11h 17m

Chicago O'Hare Intl

Sat 9/28

1 stop16h 16m

$348

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 9/25

1 stop9h 52m

Chicago O'Hare Intl

Sat 9/28

2 stops10h 38m

$363

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 9/25

2 stops36h 10m

Chicago O'Hare Intl

Sat 9/28

2 stops10h 38m

$382

Idaho Falls Fanning FieldMoline Quad-City

IDA - MLI

IDAMLI

Idaho Falls Fanning Field

Thu 8/15

2 stops26h 18m

Moline Quad-City

Sat 8/24

2 stops7h 14m

$433

Idaho Falls Fanning FieldMoline Quad-City

IDA - MLI

IDAMLI

Idaho Falls Fanning Field

Thu 8/15

1 stop5h 18m

Moline Quad-City

Sat 8/24

2 stops7h 14m

$449

Idaho Falls Fanning FieldChicago Midway

IDA - MDW

IDAMDW

Idaho Falls Fanning Field

Sat 6/29

2 stops12h 36m

Chicago Midway

Wed 7/10

2 stops9h 45m

$473

Idaho Falls Fanning FieldLambert-St Louis

IDA - STL

IDASTL

Idaho Falls Fanning Field

Wed 8/7

1 stop11h 25m

Lambert-St Louis

Fri 8/9

1 stop6h 07m

$562

Flights are sorted by cheapest first

Deals found on 6/1

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

Best time to book a flight from Idaho Falls to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 June 2, 2024.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Idaho Falls to Illinois have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,197 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,197 reviews
Alaska Airlines
8.1
Very good
9,197 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,402 reviews
Alaska Airlines
8.1
Very good
9,197 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,755 reviews
Alaska Airlines
8.1
Very good
9,197 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

American Airlines
7.3
Good
14,260 reviews
Alaska Airlines
8.1
Very good
9,197 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.3

Entertainment

7.3

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

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

  • What airport do you fly from for flights from Idaho Falls to Illinois?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field (IDA) is the airport most travelers will use when flying to Illinois from Idaho Falls.

  • Can I find flights from Idaho Falls to Illinois for under $400 on Cheapflights?

    Yes, there are multiple flights from Idaho Falls to Illinois for under $400. The cheapest flight booked recently is on Multiple Airlines for just $331, but on average you can expect to pay $455.

  • Are there last-minute flights available from Idaho Falls to Illinois for under $800?

    There are currently 5+ open flights from Idaho Falls to Illinois within the next 7 days for less than $800.

  • What are the most popular routes from Idaho Falls to Illinois?

    The most popular flight routes from Idaho Falls to Illinois are Idaho Falls Fanning Field - Chicago O'Hare Intl, Idaho Falls Fanning Field - Chicago Midway and Idaho Falls Fanning Field - Lambert-St Louis.

  • What does IDA to ORD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Idaho Falls Fanning Field Airport to Chicago O'Hare Intl Airport flight would often be abbreviated as a IDA to ORD flight. 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 Falls to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho Falls 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 Falls to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho Falls 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 Falls to Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls 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 Falls to Illinois that allow pets onboard?

    Many airlines flying from Idaho Falls 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 Falls to Illinois?

    Yes, you can often find last-minute deals on Idaho Falls 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 Falls to Illinois flight deals updated?

    The Idaho Falls to Illinois flight deals you see on this page were last updated on 6/2.

  • What are the most popular airlines that fly from Idaho Falls to Illinois?

    The most popular airlines flying from Idaho Falls to Illinois are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

  • What is the cheapest month to book a flight from Idaho Falls to Illinois?

    Currently, February is the cheapest month in which you can book a flight from Idaho Falls to Illinois (average of $244). Flying from Idaho Falls to Illinois in June is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho Falls to Illinois
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Top 4 airlines flying from Idaho Falls to Illinois

Discover the top 4 airlines that operate flights from Idaho Falls 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 2,807,690 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$390Average$486FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$393Average$673FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$407Average$491FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$420Average$736FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Denver to San Francisco flights
Atlanta to Newark Airport flights
Boston to San Diego flights
Houston to Orlando flights
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Orlando to Phoenix flights
Philadelphia to Orlando flights
USA to Pakistan flights
Idaho Falls to Indiana flights

Search flights from Idaho Falls to Illinois by cabin class

Find flights from Idaho Falls to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Illinois from Idaho Falls today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Idaho Falls to Illinois.

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

Need flexible booking options for your flight to Illinois from Idaho Falls? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Idaho Falls to Illinois flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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