$130+ Cheap flights from Idaho Falls (IDA) to Chicago (CHI)
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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — CHI
Jun 10 — Jun 171
Round-trip
1 adult, Economy
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Find cheap flights from Idaho Falls to Chicago with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Idaho Falls to ChicagoExplore the most affordable flight options available from Idaho Falls to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
Explore the most affordable flight options available from Idaho Falls to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/14:14 pm
IDA
- ORD
1 stop7h 30m
United Airlines
Sat 7/49:00 am
ORD
- IDA
Nonstop3h 45m
United Airlines
Deal found 5/9![United Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:54 pm
IDA
- ORD
2 stops24h 55m
Multiple Airlines
Mon 8/177:15 am
ORD
- IDA
1 stop9h 50m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:54 pm
IDA
- ORD
1 stop29h 34m
Multiple Airlines
Wed 8/199:48 pm
ORD
- IDA
2 stops37h 59m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:43 pm
IDA
- ORD
Nonstop3h 17m
American Airlines
Mon 10/269:40 am
ORD
- IDA
Nonstop3h 40m
American Airlines
Deal found 5/8![American Airlines logo]()
$309
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:46 pm
IDA
- ORD
1 stop9h 13m
Alaska Airlines
Tue 10/279:00 am
ORD
- IDA
1 stop7h 35m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2010:47 pm
IDA
- ORD
1 stop29h 41m
Multiple Airlines
Fri 7/317:15 am
ORD
- IDA
1 stop9h 45m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:45 pm
IDA
- ORD
1 stop9h 14m
Alaska Airlines
Wed 9/23:43 pm
ORD
- IDA
1 stop8h 13m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1310:47 pm
IDA
- ORD
1 stop29h 41m
Multiple Airlines
Fri 7/317:15 am
ORD
- IDA
1 stop9h 45m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$330
This American Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:43 pm
IDA
- ORD
Nonstop3h 17m
American Airlines
Fri 10/309:40 am
ORD
- IDA
Nonstop3h 40m
American Airlines
Deal found 5/9![American Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:54 pm
IDA
- ORD
1 stop29h 34m
Multiple Airlines
Fri 8/147:15 am
ORD
- IDA
1 stop9h 50m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:00 pm
IDA
- MDW
2 stops13h 14m
Delta
Tue 6/169:17 am
MDW
- IDA
2 stops14h 14m
Delta
Deal found 5/10![Delta logo]()
$485
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
IDA
- MDW
2 stops9h 12m
Delta
Wed 5/279:23 am
MDW
- IDA
2 stops9h 51m
Delta
Deal found 5/8![Delta logo]()
$519
Best flights from Idaho Falls to ChicagoDiscover carefully curated flight deals from Idaho Falls to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
Discover carefully curated flight deals from Idaho Falls to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:45 pm
IDA
- ORD
1 stop9h 14m
Alaska Airlines
Wed 9/23:43 pm
ORD
- IDA
1 stop8h 13m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
IDA
- ORD
1 stop4h 52m
Delta
Thu 5/282:00 pm
ORD
- IDA
2 stops9h 42m
Delta
Deal found 5/6![Delta logo]()
$424
This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/232:30 pm
IDA
- ORD
1 stop7h 49m
United Airlines
Sun 7/265:00 am
ORD
- IDA
1 stop5h 50m
United Airlines
Deal found 5/6![United Airlines logo]()
$479
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:09 am
IDA
- ORD
1 stop9h 41m
Alaska Airlines
Tue 10/279:00 am
ORD
- IDA
1 stop7h 35m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
IDA
- ORD
1 stop4h 52m
Delta
Wed 5/278:42 am
ORD
- IDA
2 stops10h 32m
Delta
Deal found 5/8![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:54 pm
IDA
- ORD
1 stop5h 50m
United Airlines
Sat 8/19:00 am
ORD
- IDA
Nonstop3h 45m
United Airlines
Deal found 5/10![United Airlines logo]()
$504
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:00 pm
IDA
- ORD
2 stops11h 59m
Delta
Sun 7/267:45 am
ORD
- IDA
1 stop7h 51m
Delta
Deal found 5/10![Delta logo]()
$544
This United Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:54 pm
IDA
- ORD
1 stop5h 50m
United Airlines
Sat 8/159:00 am
ORD
- IDA
Nonstop3h 52m
United Airlines
Deal found 5/8![United Airlines logo]()
$554
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
IDA
- ORD
1 stop4h 52m
Delta
Mon 5/252:11 pm
ORD
- IDA
1 stop5h 03m
Delta
Deal found 5/6![Delta logo]()
$567
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:00 pm
IDA
- MDW
2 stops22h 18m
Delta
Mon 7/271:18 pm
MDW
- IDA
2 stops22h 25m
Delta
Deal found 5/7![Delta logo]()
$643
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:00 pm
IDA
- MDW
2 stops22h 25m
Delta
Sat 8/16:55 pm
MDW
- IDA
2 stops28h 37m
Delta
Deal found 5/7![Delta logo]()
$648
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
IDA
- MDW
2 stops11h 33m
Delta
Wed 8/121:27 pm
MDW
- IDA
2 stops10h 05m
Delta
Deal found 5/8![Delta logo]()
$669
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:00 pm
IDA
- MDW
2 stops22h 18m
Delta
Wed 7/299:49 am
MDW
- IDA
2 stops13h 43m
Delta
Deal found 5/7![Delta logo]()
$694
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:00 am
IDA
- MDW
2 stops11h 31m
Delta
Sun 7/51:49 pm
MDW
- IDA
2 stops9h 42m
Delta
Deal found 5/9![Delta logo]()
$834
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/136:00 am
IDA
- MDW
2 stops8h 40m
Delta
Mon 6/151:49 pm
MDW
- IDA
2 stops9h 42m
Delta
Deal found 5/10![Delta logo]()
$837
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
IDA
- MDW
2 stops11h 31m
Delta
Sat 7/41:49 pm
MDW
- IDA
2 stops9h 42m
Delta
Deal found 5/9![Delta logo]()
$844
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
IDA
- MDW
2 stops11h 31m
Delta
Wed 7/812:41 pm
MDW
- IDA
2 stops10h 51m
Delta
Deal found 5/9![Delta logo]()
$862
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:00 am
IDA
- MDW
2 stops11h 25m
Delta
Sat 8/16:00 am
MDW
- IDA
2 stops13h 18m
Delta
Deal found 5/10![Delta logo]()
$912
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:00 am
IDA
- MDW
2 stops11h 33m
Delta
Tue 5/269:23 am
MDW
- IDA
2 stops9h 51m
Delta
Deal found 5/7![Delta logo]()
$1,139
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2311:25 am
IDA
- MDW
2 stops9h 50m
Delta
Sun 7/261:18 pm
MDW
- IDA
2 stops10h 14m
Delta
Deal found 5/10![Delta logo]()
$1,169
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:00 am
IDA
- MDW
2 stops11h 33m
Delta
Wed 8/129:59 am
MDW
- IDA
2 stops9h 21m
Delta
Deal found 5/8![Delta logo]()
$1,189
Last-minute flights from Idaho Falls to ChicagoDiscover last-minute flight deals from Idaho Falls to Chicago. Data last updated May 11, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Chicago. Data last updated May 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/205:26 pm
IDA
- ORD
1 stop5h 30m
United Airlines
Fri 5/297:05 am
ORD
- IDA
1 stop7h 20m
United Airlines
Deal found 5/9![United Airlines logo]()
$390
This Delta deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2011:30 am
IDA
- ORD
2 stops8h 50m
Delta
Fri 5/292:00 pm
ORD
- IDA
2 stops9h 42m
Delta
Deal found 5/9![Delta logo]()
$400
This Expedia deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
IDA
- ORD
1 stop7h 32m
Alaska Airlines
Fri 6/57:49 pm
ORD
- IDA
1 stop20h 37m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
IDA
- ORD
1 stop7h 32m
Alaska Airlines
Wed 5/277:40 am
ORD
- IDA
1 stop8h 46m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:16 pm
IDA
- ORD
1 stop5h 34m
Delta
Sat 5/305:00 pm
ORD
- IDA
1 stop6h 42m
Delta
Deal found 5/7![Delta logo]()
$389
This American Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:44 pm
IDA
- ORD
Nonstop3h 27m
American Airlines
Sat 5/3010:56 am
ORD
- IDA
Nonstop3h 42m
American Airlines
Deal found 5/7![American Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:00 am
IDA
- MDW
2 stops9h 12m
Delta
Wed 5/279:23 am
MDW
- IDA
2 stops9h 51m
Delta
Deal found 5/8![Delta logo]()
$519
This Expedia deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:03 pm
IDA
- ORD
1 stop20h 19m
Alaska Airlines
Tue 6/25:44 pm
ORD
- IDA
1 stop22h 42m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/123:25 pm
IDA
- ORD
1 stop5h 32m
Delta
Mon 6/158:36 am
ORD
- IDA
2 stops14h 55m
Delta
Deal found 5/10![Delta logo]()
$412
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:00 pm
IDA
- MDW
2 stops13h 14m
Delta
Tue 6/169:17 am
MDW
- IDA
2 stops14h 14m
Delta
Deal found 5/10![Delta logo]()
$485
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/135:54 pm
IDA
- ORD
1 stop5h 50m
United Airlines
Sat 6/205:00 am
ORD
- IDA
1 stop5h 50m
United Airlines
Deal found 5/9![United Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1510:56 pm
IDA
- ORD
1 stop29h 11m
Multiple Airlines
Fri 6/197:20 am
ORD
- IDA
1 stop9h 48m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$373
One-way flights from Idaho Falls to ChicagoSearch for one-way flight options from Idaho Falls to Chicago. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
Search for one-way flight options from Idaho Falls to Chicago. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:47 pm
IDA
- ORD
1 stop29h 41m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$130
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:46 pm
IDA
- ORD
1 stop9h 13m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2910:56 pm
IDA
- ORD
2 stops20h 47m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/310:47 pm
IDA
- ORD
2 stops30h 32m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:38 pm
IDA
- ORD
2 stops25h 54m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$164
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:03 pm
IDA
- ORD
1 stop6h 56m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:00 am
IDA
- ORD
1 stop9h 48m
Alaska Airlines
Deal found 5/8![Alaska Airlines logo]()
$170
This Alaska Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/144:14 pm
IDA
- ORD
1 stop11h 46m
Alaska Airlines
Deal found 5/7![Alaska Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:47 pm
IDA
- ORD
1 stop29h 41m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$176
This Alaska Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/201:54 pm
IDA
- ORD
1 stop8h 05m
Alaska Airlines
Deal found 5/6![Alaska Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:38 pm
IDA
- MDW
2 stops48h 21m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$218
This Delta deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:00 pm
IDA
- MDW
2 stops22h 01m
Delta
Deal found 5/10![Delta logo]()
$224
Find flight deals from Idaho Falls to Chicago
Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $281 (United Airlines) |
One-way from | $130 (Kiwi.com) |
Popular in | May |
Cheapest in | June |
Average price | $621 |
Good round-trip deal | $510 or less |
Good one-way deal | $174 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls to Chicago 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 2,558,603 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from Idaho Falls to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Tue 9/1
1:45 pm-11:59 pm
1 stop9h 14m
Chicago O'Hare Intl
Wed 9/2
3:43 pm-10:56 pm
1 stop8h 13m
$329
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Fri 10/23
6:09 am-4:50 pm
1 stop9h 41m
Chicago O'Hare Intl
Tue 10/27
9:00 am-3:35 pm
1 stop7h 35m
$329
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Thu 5/21
6:00 am-11:52 am
1 stop4h 52m
Chicago O'Hare Intl
Thu 5/28
2:00 pm-10:42 pm
2 stops9h 42m
$424
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Sat 5/23
6:00 am-11:52 am
1 stop4h 52m
Chicago O'Hare Intl
Wed 5/27
8:42 am-6:14 pm
2 stops10h 32m
$429
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Thu 7/23
2:30 pm-11:19 pm
1 stop7h 49m
Chicago O'Hare Intl
Sun 7/26
5:00 am-9:50 am
1 stop5h 50m
$479
Quickest round-trip
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Sun 7/12
5:54 pm-12:44 am
1 stop5h 50m
Chicago O'Hare Intl
Sat 8/1
9:00 am-11:45 am
Nonstop3h 45m
$504
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Thu 7/23
7:00 pm-7:59 am
2 stops11h 59m
Chicago O'Hare Intl
Sun 7/26
7:45 am-2:36 pm
1 stop7h 51m
$544
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Mon 8/10
5:54 pm-12:44 am
1 stop5h 50m
Chicago O'Hare Intl
Sat 8/15
9:00 am-11:52 am
Nonstop3h 52m
$554
Idaho FallsChicago
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Thu 5/21
6:00 am-11:52 am
1 stop4h 52m
Chicago O'Hare Intl
Mon 5/25
2:11 pm-6:14 pm
1 stop5h 03m
$567
Idaho FallsChicago
IDA - MDW
IDAMDW
Idaho Falls Fanning Field
Mon 7/20
7:00 pm-6:18 pm
2 stops22h 18m
Chicago Midway
Mon 7/27
1:18 pm-10:43 am
2 stops22h 25m
$643
Showing 1-10 of 40 resultsSorted by cheapest first
Compare providers for flights from Idaho Falls to Chicago
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Chicago in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Idaho Falls-Chicago flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Chicago flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Chicago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Idaho Falls-Chicago flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Idaho Falls to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Idaho Falls with our price prediction graph.
IDA-CHI
IDA-ORD
IDA-MDW
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.
Cheapflights Insights
Everything you need to know about your flight from Idaho Falls to Chicago
IDA-CHI
IDA-ORD
IDA-MDW
What is the cheapest month to book a flight from Idaho Falls to Chicago?
Currently, June is the cheapest month in which you can book a flight from Idaho Falls to Chicago (average of $144). Flying from Idaho Falls to Chicago in March is currently the most expensive (average of $410). 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.
How much does it cost to fly round-trip from Idaho Falls to Chicago?
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated May 11, 2026.
Read through reviews of airlines operating flights from Idaho Falls to Chicago, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Comfort
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Idaho Falls to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsBenton Harbor
Lansing
Merrillville
Hammond
Porter
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Other flights to Chicago
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Idaho Falls and Chicago flights
Browse other Idaho Falls and Chicago flight options. Last updated on May 11, 2026.
Other flights from Idaho Falls
Browse through other flights departing from Idaho Falls. Flights are based on user searches made on Cheapflights and were last updated on May 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Idaho Falls to Chicago
Discover the top 2 airlines that operate flights from Idaho Falls to Chicago. 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 2,558,603 searches. Data last updated May 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$311 | Average$443 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$331 | Average$411 | FlexibilityNo cancel fee | On-time71% |