$89+ Cheap flights from North Dakota to Illinois
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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
FAR — ORD
Mar 24 — Mar 311
1 adult, Economy
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Cheapest flights from North Dakota to IllinoisExplore the most affordable flight options available from North Dakota to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.
Explore the most affordable flight options available from North Dakota to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/16:05 pm
FAR
- ORD
Nonstop2h 16m
United Airlines
Sun 4/57:45 pm
ORD
- FAR
Nonstop2h 13m
United Airlines
Deal found 2/21![United Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/276:35 pm
FAR
- ORD
Nonstop2h 00m
United Airlines
Sun 3/299:15 pm
ORD
- FAR
Nonstop2h 09m
United Airlines
Deal found 2/19![United Airlines logo]()
$222
This Delta deal was found by Cheapflights users on 2/21. 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 4/45:05 am
FAR
- ORD
1 stop3h 47m
Delta
Fri 4/106:15 am
ORD
- FAR
1 stop3h 49m
Delta
Deal found 2/21![Delta logo]()
$229
This Delta deal was found by Cheapflights users on 2/21. 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 4/45:05 am
FAR
- MDW
1 stop3h 45m
Delta
Fri 4/107:20 pm
MDW
- FAR
1 stop3h 51m
Delta
Deal found 2/21![Delta logo]()
$229
This Delta deal was found by Cheapflights users on 2/21. 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.
Tue 4/77:15 am
FAR
- ORD
2 stops6h 02m
Delta
Wed 4/158:50 am
ORD
- FAR
1 stop3h 41m
Delta
Deal found 2/21![Delta logo]()
$234
This Delta deal was found by Cheapflights users on 2/21. 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.
Tue 4/77:15 am
FAR
- MDW
2 stops5h 14m
Delta
Tue 4/147:16 pm
MDW
- FAR
1 stop3h 56m
Delta
Deal found 2/21![Delta logo]()
$234
This Delta deal was found by Cheapflights users on 2/20. 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 4/257:10 am
FAR
- ORD
2 stops5h 39m
Delta
Sat 5/25:04 pm
ORD
- FAR
2 stops6h 08m
Delta
Deal found 2/20![Delta logo]()
$239
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/71:31 pm
FAR
- ORD
Nonstop2h 09m
United Airlines
Sun 5/108:45 am
ORD
- FAR
Nonstop2h 11m
United Airlines
Deal found 2/20![United Airlines logo]()
$241
This American Airlines deal was found by Cheapflights users on 2/19. 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 5/234:30 pm
FAR
- ORD
Nonstop2h 16m
American Airlines
Sat 5/309:34 am
ORD
- FAR
Nonstop2h 07m
American Airlines
Deal found 2/19![American Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 2/18. 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 5/214:30 pm
FAR
- ORD
Nonstop2h 16m
American Airlines
Sun 5/241:48 pm
ORD
- FAR
Nonstop2h 06m
American Airlines
Deal found 2/18![American Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/275:10 am
FAR
- ORD
Nonstop2h 07m
American Airlines
Mon 3/304:54 pm
ORD
- FAR
Nonstop2h 05m
American Airlines
Deal found 2/19![American Airlines logo]()
$254
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 11/31:10 pm
BIS
- ORD
1 stop6h 34m
Delta
Sat 11/76:00 am
ORD
- BIS
1 stop4h 54m
Delta
Deal found 2/20![Delta logo]()
$255
Best flights from North Dakota to IllinoisDiscover carefully curated flight deals from North Dakota to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2026.
Discover carefully curated flight deals from North Dakota to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2026.
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 4/36:00 pm
FAR
- ORD
Nonstop2h 16m
United Airlines
Wed 4/89:25 pm
ORD
- FAR
Nonstop2h 09m
United Airlines
Deal found 2/19![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 2/19. 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 4/231:16 pm
FAR
- ORD
1 stop6h 36m
Delta
Sun 4/266:25 am
ORD
- FAR
1 stop3h 49m
Delta
Deal found 2/19![Delta logo]()
$229
This American Airlines deal was found by Cheapflights users on 2/18. 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 5/214:30 pm
FAR
- ORD
Nonstop2h 16m
American Airlines
Sun 5/241:48 pm
ORD
- FAR
Nonstop2h 06m
American Airlines
Deal found 2/18![American Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 2/19. 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 3/196:35 pm
FAR
- ORD
Nonstop2h 00m
United Airlines
Thu 3/267:44 pm
ORD
- FAR
Nonstop2h 15m
United Airlines
Deal found 2/19![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 2/21. 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 4/57:15 am
FAR
- MDW
1 stop6h 09m
Delta
Sat 4/112:05 pm
MDW
- FAR
1 stop5h 35m
Delta
Deal found 2/21![Delta logo]()
$229
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Fri 4/176:00 pm
FAR
- ORD
Nonstop2h 16m
United Airlines
Sun 4/194:50 pm
ORD
- FAR
Nonstop2h 05m
United Airlines
Deal found 2/18![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 2/18. 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 5/215:00 am
FAR
- MDW
1 stop3h 42m
Delta
Sun 5/247:00 pm
MDW
- FAR
1 stop5h 03m
Delta
Deal found 2/18![Delta logo]()
$229
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/276:35 pm
FAR
- ORD
Nonstop2h 00m
United Airlines
Sun 3/299:15 pm
ORD
- FAR
Nonstop2h 09m
United Airlines
Deal found 2/19![United Airlines logo]()
$222
This American Airlines deal was found by Cheapflights users on 2/20. 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 4/97:00 am
FAR
- PIA
1 stop5h 52m
American Airlines
Sun 4/127:05 pm
PIA
- FAR
1 stop5h 11m
American Airlines
Deal found 2/20![American Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 2/19. 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 5/235:00 am
FAR
- MDW
1 stop3h 42m
Delta
Sat 5/309:22 am
MDW
- FAR
2 stops7h 37m
Delta
Deal found 2/19![Delta logo]()
$234
This American Airlines deal was found by Cheapflights users on 2/19. 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 4/97:31 pm
FAR
- STL
1 stop4h 15m
American Airlines
Sun 4/128:03 pm
STL
- FAR
1 stop4h 13m
American Airlines
Deal found 2/19![American Airlines logo]()
$269
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 7/112:54 pm
BIS
- ORD
Nonstop2h 24m
American Airlines
Tue 7/79:50 am
ORD
- BIS
Nonstop2h 31m
American Airlines
Deal found 2/18![American Airlines logo]()
$272
This Delta deal was found by Cheapflights users on 2/20. 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 4/2512:36 pm
MOT
- ORD
1 stop5h 35m
Delta
Wed 4/2912:14 pm
ORD
- MOT
1 stop4h 37m
Delta
Deal found 2/20![Delta logo]()
$258
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/276:35 pm
FAR
- PIA
1 stop3h 45m
United Airlines
Sat 4/45:30 pm
PIA
- FAR
1 stop4h 28m
United Airlines
Deal found 2/19![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 2/19. 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 3/1912:45 pm
MOT
- ORD
1 stop7h 04m
Delta
Thu 3/266:15 am
ORD
- MOT
1 stop5h 44m
Delta
Deal found 2/19![Delta logo]()
$258
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 2/251:22 pm
FAR
- ORD
1 stop8h 38m
American Airlines
Wed 3/49:40 am
ORD
- FAR
Nonstop2h 07m
American Airlines
Deal found 2/18![American Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 2/20. 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 4/2512:36 pm
MOT
- MDW
1 stop6h 00m
Delta
Wed 4/292:12 pm
MDW
- MOT
1 stop5h 47m
Delta
Deal found 2/20![Delta logo]()
$258
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 3/187:30 pm
FAR
- PIA
1 stop3h 55m
American Airlines
Wed 3/255:15 am
PIA
- FAR
1 stop6h 32m
American Airlines
Deal found 2/18![American Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Tue 3/2410:40 am
FAR
- PIA
1 stop6h 00m
United Airlines
Wed 4/18:15 am
PIA
- FAR
1 stop5h 40m
United Airlines
Deal found 2/19![United Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Tue 8/111:32 pm
BIS
- STL
1 stop6h 47m
American Airlines
Tue 8/188:35 am
STL
- BIS
2 stops13h 42m
American Airlines
Deal found 2/21![American Airlines logo]()
$298
This Delta deal was found by Cheapflights users on 2/18. 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 4/245:00 am
FAR
- ORD
1 stop3h 38m
Delta
Sun 4/266:25 am
ORD
- FAR
1 stop3h 49m
Delta
Deal found 2/18![Delta logo]()
$274
This United Airlines deal was found by Cheapflights users on 2/20. 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 3/41:40 pm
FAR
- STL
1 stop7h 25m
United Airlines
Mon 3/97:00 pm
STL
- FAR
1 stop4h 23m
United Airlines
Deal found 2/20![United Airlines logo]()
$323
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 4/1712:59 pm
BIS
- ORD
Nonstop2h 24m
American Airlines
Thu 4/239:55 am
ORD
- BIS
Nonstop2h 34m
American Airlines
Deal found 2/19![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 2/19. 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 5/221:15 pm
FAR
- ORD
1 stop3h 37m
Delta
Mon 5/258:05 pm
ORD
- FAR
1 stop3h 58m
Delta
Deal found 2/19![Delta logo]()
$274
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Tue 3/2410:40 am
FAR
- PIA
1 stop6h 00m
United Airlines
Fri 4/31:20 pm
PIA
- FAR
1 stop5h 35m
United Airlines
Deal found 2/19![United Airlines logo]()
$330
This Delta deal was found by Cheapflights users on 2/19. 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 3/205:05 am
FAR
- MDW
1 stop3h 45m
Delta
Tue 3/312:05 pm
MDW
- FAR
1 stop5h 35m
Delta
Deal found 2/19![Delta logo]()
$274
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Tue 3/247:30 pm
FAR
- PIA
1 stop3h 55m
American Airlines
Wed 4/16:50 pm
PIA
- FAR
1 stop4h 13m
American Airlines
Deal found 2/19![American Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Tue 3/2410:40 am
FAR
- PIA
1 stop6h 00m
United Airlines
Sun 4/55:30 pm
PIA
- FAR
1 stop6h 04m
United Airlines
Deal found 2/19![United Airlines logo]()
$330
This Delta deal was found by Cheapflights users on 2/18. 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 5/225:00 am
FAR
- MDW
1 stop3h 42m
Delta
Sun 5/247:00 pm
MDW
- FAR
1 stop5h 03m
Delta
Deal found 2/18![Delta logo]()
$274
This American Airlines deal was found by Cheapflights users on 2/19. 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 3/287:10 am
FAR
- PIA
1 stop5h 08m
American Airlines
Wed 4/16:50 pm
PIA
- FAR
1 stop4h 13m
American Airlines
Deal found 2/19![American Airlines logo]()
$330
Last-minute flights from North Dakota to IllinoisDiscover last-minute flight deals from North Dakota to Illinois. Data last updated February 22, 2026 and is based on user searches.
Discover last-minute flight deals from North Dakota to Illinois. Data last updated February 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 2/255:15 am
FAR
- ORD
Nonstop2h 07m
American Airlines
Wed 3/49:40 am
ORD
- FAR
Nonstop2h 07m
American Airlines
Deal found 2/18![American Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 2/18. 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 3/55:00 am
FAR
- MDW
1 stop4h 06m
Delta
Mon 3/97:20 pm
MDW
- FAR
1 stop3h 51m
Delta
Deal found 2/18![Delta logo]()
$269
This American Airlines deal was found by Cheapflights users on 2/18. 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.
Wed 3/117:30 pm
FAR
- ORD
Nonstop2h 06m
American Airlines
Wed 3/189:40 am
ORD
- FAR
Nonstop2h 07m
American Airlines
Deal found 2/18![American Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 2/19. 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 3/196:35 pm
FAR
- ORD
Nonstop2h 00m
United Airlines
Thu 3/267:44 pm
ORD
- FAR
Nonstop2h 15m
United Airlines
Deal found 2/19![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 2/19. 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 3/1912:45 pm
MOT
- ORD
1 stop7h 04m
Delta
Thu 3/266:15 am
ORD
- MOT
1 stop5h 44m
Delta
Deal found 2/19![Delta logo]()
$258
This Delta deal was found by Cheapflights users on 2/19. 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 3/2010:50 am
FAR
- MDW
2 stops7h 04m
Delta
Tue 3/312:05 pm
MDW
- FAR
1 stop5h 35m
Delta
Deal found 2/19![Delta logo]()
$279
This American Airlines deal was found by Cheapflights users on 2/20. 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 3/267:30 pm
FAR
- ORD
Nonstop2h 06m
American Airlines
Sun 3/297:00 pm
ORD
- FAR
Nonstop2h 03m
American Airlines
Deal found 2/20![American Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/276:35 pm
FAR
- ORD
Nonstop2h 00m
United Airlines
Sun 3/299:15 pm
ORD
- FAR
Nonstop2h 09m
United Airlines
Deal found 2/19![United Airlines logo]()
$222
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/275:10 am
FAR
- ORD
Nonstop2h 07m
American Airlines
Mon 3/304:54 pm
ORD
- FAR
Nonstop2h 05m
American Airlines
Deal found 2/19![American Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/276:35 pm
FAR
- PIA
1 stop3h 45m
United Airlines
Sat 4/45:30 pm
PIA
- FAR
1 stop4h 28m
United Airlines
Deal found 2/19![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 2/19. 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 3/275:05 am
FAR
- ORD
1 stop3h 35m
Delta
Mon 3/303:59 pm
ORD
- FAR
1 stop3h 41m
Delta
Deal found 2/19![Delta logo]()
$274
This Delta deal was found by Cheapflights users on 2/19. 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 3/275:05 am
FAR
- MDW
1 stop3h 45m
Delta
Mon 3/307:20 pm
MDW
- FAR
1 stop3h 51m
Delta
Deal found 2/19![Delta logo]()
$274
One-way flights from North Dakota to IllinoisSearch for one-way flight options from North Dakota to Illinois. Find affordable one-way fares based on user searches. Data last updated February 22, 2026.
Search for one-way flight options from North Dakota to Illinois. Find affordable one-way fares based on user searches. Data last updated February 22, 2026.
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/197:37 pm
FAR
- ORD
1 stop14h 13m
Frontier
Deal found 2/20![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Thu 3/197:14 pm
FAR
- ORD
1 stop29h 43m
Frontier
Deal found 2/20![Frontier logo]()
$104
This American Airlines deal was found by Cheapflights users on 2/18. 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 4/1812:59 pm
BIS
- ORD
Nonstop2h 24m
American Airlines
Deal found 2/18![American Airlines logo]()
$106
This Delta deal was found by Cheapflights users on 2/19. 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 4/181:19 pm
BIS
- ORD
1 stop4h 52m
Delta
Deal found 2/19![Delta logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 4/209:04 pm
FAR
- ORD
1 stop8h 46m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$119
This Delta deal was found by Cheapflights users on 2/19. 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 4/228:05 am
BIS
- ORD
2 stops10h 47m
Delta
Deal found 2/19![Delta logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Thu 4/168:00 pm
FAR
- ORD
1 stop13h 50m
Frontier
Deal found 2/18![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 5/158:32 pm
FAR
- ORD
1 stop9h 18m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Sun 4/1911:36 am
BIS
- ORD
1 stop18h 47m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 3/239:08 pm
FAR
- ORD
1 stop9h 00m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/209:20 pm
BIS
- ORD
3 stops35h 50m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$168
This Delta deal was found by Cheapflights users on 2/19. 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 5/201:14 pm
BIS
- MDW
1 stop4h 42m
Delta
Deal found 2/19![Delta logo]()
$170
Find flight deals from North Dakota to Illinois
Keep the following information in mind while searching for North Dakota to Illinois flight deals. Data was last updated February 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (United Airlines) |
One-way from | $89 (Trip.com) |
Popular in | July |
Cheapest in | January |
Average price | $279 |
Good round-trip deal | $339 or less |
Good one-way deal | $321 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from North Dakota 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 2,558,603 searches. Data last updated February 22, 2026.
Use the filters below to find and compare flights from North Dakota to Illinois that are best for you.
Fly from
North Dakota
Fly to
Illinois
Route
Depart
Return
Price
FargoChicago
FAR - ORD
FARORD
Fargo Hector Field
Fri 4/3
6:00 pm-8:16 pm
Nonstop2h 16m
Chicago O'Hare Intl
Wed 4/8
9:25 pm-11:34 pm
Nonstop2h 09m
$209
FargoChicago
FAR - ORD
FARORD
Fargo Hector Field
Thu 3/19
6:35 pm-8:35 pm
Nonstop2h 00m
Chicago O'Hare Intl
Thu 3/26
7:44 pm-9:59 pm
Nonstop2h 15m
$209
FargoChicago
FAR - ORD
FARORD
Fargo Hector Field
Fri 4/17
6:00 pm-8:16 pm
Nonstop2h 16m
Chicago O'Hare Intl
Sun 4/19
4:50 pm-6:55 pm
Nonstop2h 05m
$209
FargoChicago
FAR - ORD
FARORD
Fargo Hector Field
Fri 3/27
6:35 pm-8:35 pm
Nonstop2h 00m
Chicago O'Hare Intl
Sun 3/29
9:15 pm-11:24 pm
Nonstop2h 09m
$222
FargoChicago
FAR - ORD
FARORD
Fargo Hector Field
Thu 4/23
1:16 pm-7:52 pm
1 stop6h 36m
Chicago O'Hare Intl
Sun 4/26
6:25 am-10:14 am
1 stop3h 49m
$229
FargoChicago
FAR - MDW
FARMDW
Fargo Hector Field
Sun 4/5
7:15 am-1:24 pm
1 stop6h 09m
Chicago Midway
Sat 4/11
2:05 pm-7:40 pm
1 stop5h 35m
$229
FargoChicago
FAR - MDW
FARMDW
Fargo Hector Field
Thu 5/21
5:00 am-8:42 am
1 stop3h 42m
Chicago Midway
Sun 5/24
7:00 pm-12:03 am
1 stop5h 03m
$229
FargoChicago
FAR - MDW
FARMDW
Fargo Hector Field
Sat 5/23
5:00 am-8:42 am
1 stop3h 42m
Chicago Midway
Sat 5/30
9:22 am-4:59 pm
2 stops7h 37m
$234
FargoChicago
FAR - ORD
FARORD
Fargo Hector Field
Thu 5/21
4:30 pm-6:46 pm
Nonstop2h 16m
Chicago O'Hare Intl
Sun 5/24
1:48 pm-3:54 pm
Nonstop2h 06m
$249
MinotChicago
MOT - ORD
MOTORD
Minot
Sat 4/25
12:36 pm-6:11 pm
1 stop5h 35m
Chicago O'Hare Intl
Wed 4/29
12:14 pm-4:51 pm
1 stop4h 37m
$258
Showing 1-10 of 60 results
Best time to book a flight from North Dakota to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from North Dakota with our price prediction graph.
FAR-ORD
MOT-ORD
FAR-PIA
FAR-MDW
BIS-ORD
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 North Dakota to Illinois
USND-USIL
FAR-ORD
MOT-ORD
FAR-PIA
FAR-MDW
What is the cheapest month to book a flight from North Dakota to Illinois?
Currently, January is the cheapest month in which you can book a flight from North Dakota to Illinois (average of $209). Flying from North Dakota to Illinois in March is currently the most expensive (average of $260). 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.
What is the cheapest time of day to fly from ND to IL?
Find hourly flight availability from North Dakota 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 February 22, 2026.
When flying from North Dakota to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 14% versus a flight at noon.
What is the cheapest day to fly from North Dakota to Illinois?
Use this chart to determine the cheapest time to fly round-trip from North Dakota to Illinois. Price data was last updated on February 21, 2026.
Travelers seeking maximum savings on their North Dakota to Illinois flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from North Dakota to Illinois
Explore weekly flight availability from North Dakota to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 22, 2026.
The most flights from USND to USIL are scheduled on a Friday (22 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (15 on average).
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 February 22, 2026.
Read through reviews of airlines operating flights from North Dakota to Illinois, such as Delta, United Airlines, and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from North Dakota to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for North Dakota to Illinois
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Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from North Dakota to Illinois by cabin class
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North Dakota and Illinois flights
Browse other North Dakota and Illinois flight options. Last updated on February 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Illinois
Find the right flight back to North Dakota after your stay in Illinois
North Dakota to Illinois flights
Consider these flights traveling from North Dakota to Illinois.
Top 3 airlines flying from North Dakota to Illinois
Discover the top 3 airlines that operate flights from North Dakota 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 2,558,603 searches. Data last updated February 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$209 | Average$334 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$324 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$218 | Average$318 | FlexibilityNo cancel fee | On-timeN/A |