$106+ Cheap flights from Illinois to North Dakota
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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FAR
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to North Dakota 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 Illinois to North DakotaExplore the most affordable flight options available from Illinois to North Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from Illinois to North Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This CheapOair deal was found by Cheapflights users on 8/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:41 pm -
1 stop23h 59m
Sun 9/137:48 pm -
1 stop15h 33m
Deal found 8/9![Frontier logo]()
$260
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/49:00 pm -
Nonstop2h 07m
Mon 9/145:00 am -
Nonstop2h 11m
Deal found 8/11![American Airlines logo]()
$279
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:57 pm -
1 stop15h 42m
Mon 8/172:24 pm -
1 stop23h 12m
Deal found 8/7![Frontier logo]()
$280
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:40 am -
1 stop8h 05m
Sat 10/315:00 am -
Nonstop2h 09m
Deal found 8/10![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:00 am -
1 stop6h 06m
Thu 10/13:41 pm -
Nonstop2h 13m
Deal found 8/10![American Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 9/79:20 pm -
Nonstop2h 12m
Mon 9/145:54 am -
Nonstop2h 06m
Deal found 8/9![United Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/93:34 pm -
1 stop8h 25m
Sat 9/125:42 pm -
1 stop6h 01m
Deal found 8/7![American Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 9/41:51 pm -
1 stop5h 57m
Wed 9/95:00 am -
1 stop3h 48m
Deal found 8/6![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:40 am -
1 stop5h 27m
Fri 10/306:16 pm -
1 stop6h 03m
Deal found 8/10![American Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 8/11. 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 10/239:59 am -
Nonstop2h 08m
Sun 10/255:33 pm -
1 stop6h 26m
Deal found 8/11![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:00 pm -
1 stop7h 52m
Tue 9/151:13 pm -
Nonstop2h 27m
Deal found 8/10![American Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/510:16 am -
1 stop6h 56m
Sat 9/125:00 am -
2 stops9h 44m
Deal found 8/9![American Airlines logo]()
$316
Best flights from Illinois to North DakotaDiscover carefully curated flight deals from Illinois to North Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Illinois to North Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This Delta deal was found by Cheapflights users on 8/6. 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 8/276:00 am -
1 stop4h 19m
Sun 8/305:00 am -
1 stop3h 30m
Deal found 8/6![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Fri 9/111:36 pm -
1 stop7h 11m
Sun 9/135:54 am -
1 stop4h 18m
Deal found 8/8![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:01 am -
2 stops11h 51m
Tue 9/157:12 am -
1 stop7h 32m
Deal found 8/10![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 8/9. 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 9/93:52 pm -
1 stop7h 19m
Tue 9/151:17 pm -
1 stop3h 30m
Deal found 8/9![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/254:40 pm -
1 stop7h 19m
Sat 8/2910:20 am -
1 stop5h 11m
Deal found 8/10![United Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:33 am -
1 stop5h 52m
Sat 8/291:55 pm -
1 stop8h 16m
Deal found 8/10![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 8/6. 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.
Sat 9/199:59 am -
1 stop7h 01m
Sat 9/269:40 am -
1 stop3h 40m
Deal found 8/6![Delta logo]()
$325
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 9/79:20 pm -
Nonstop2h 12m
Mon 9/145:13 pm -
1 stop5h 33m
Deal found 8/9![United Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 8/8. 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 9/99:59 am -
1 stop7h 01m
Tue 9/151:17 pm -
1 stop5h 02m
Deal found 8/8![Delta logo]()
$325
This Delta deal was found by Cheapflights users on 8/8. 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 9/193:29 pm -
1 stop4h 26m
Sat 9/261:17 pm -
1 stop3h 42m
Deal found 8/8![Delta logo]()
$325
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Wed 9/29:20 pm -
Nonstop2h 12m
Sun 9/67:20 am -
Nonstop2h 10m
Deal found 8/8![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:33 pm -
1 stop6h 19m
Sat 9/191:57 pm -
2 stops10h 08m
Deal found 8/10![American Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 8/6. 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 8/279:20 pm -
Nonstop2h 12m
Sun 8/305:35 am -
1 stop6h 44m
Deal found 8/6![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 8/7. 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.
Fri 8/218:24 pm -
1 stop3h 26m
Sun 8/235:00 am -
1 stop3h 30m
Deal found 8/7![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 8/251:51 pm -
1 stop5h 57m
Sat 8/297:10 am -
1 stop6h 00m
Deal found 8/10![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 8/7. 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 8/221:25 pm -
2 stops9h 19m
Wed 8/261:55 pm -
2 stops10h 19m
Deal found 8/7![American Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 11/78:30 am -
1 stop7h 15m
Wed 11/115:45 pm -
1 stop4h 39m
Deal found 8/10![United Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 8/8. 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.
Sun 9/65:34 pm -
1 stop6h 16m
Sun 9/135:00 am -
1 stop5h 23m
Deal found 8/8![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sun 9/68:40 am -
2 stops12h 08m
Sun 9/135:54 am -
1 stop4h 18m
Deal found 8/8![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 9/84:32 pm -
1 stop6h 12m
Mon 9/217:12 am -
1 stop8h 51m
Deal found 8/8![American Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 8/6. 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 9/246:15 am -
1 stop5h 39m
Sun 9/275:40 am -
1 stop4h 51m
Deal found 8/6![Delta logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/259:20 pm -
Nonstop2h 12m
Sat 8/2910:20 am -
Nonstop2h 08m
Deal found 8/10![United Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:45 pm -
2 stops10h 22m
Sat 8/296:02 am -
2 stops10h 41m
Deal found 8/10![American Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 8/9. 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.
Sat 9/266:10 am -
1 stop5h 44m
Sat 10/312:34 pm -
1 stop4h 25m
Deal found 8/9![Delta logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:30 pm -
1 stop6h 02m
Wed 8/261:24 pm -
1 stop5h 52m
Deal found 8/7![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 8/9. 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 9/241:55 pm -
2 stops9h 28m
Wed 9/3012:34 pm -
1 stop4h 25m
Deal found 8/9![Delta logo]()
$364
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
1 stop6h 36m
Sat 9/191:57 pm -
2 stops10h 08m
Deal found 8/10![American Airlines logo]()
$537
This Delta deal was found by Cheapflights users on 8/7. 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 9/124:48 pm -
1 stop6h 23m
Sun 9/135:00 am -
1 stop3h 48m
Deal found 8/7![Delta logo]()
$367
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 11/2511:25 am -
2 stops10h 32m
Fri 11/271:58 pm -
2 stops10h 16m
Deal found 8/7![American Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Fri 9/44:40 pm -
1 stop7h 19m
Mon 9/77:20 am -
1 stop4h 42m
Deal found 8/6![United Airlines logo]()
$465
Last-minute flights from Illinois to North DakotaDiscover last-minute flight deals from Illinois to North Dakota. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to North Dakota. Data last updated August 11, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:57 pm -
1 stop15h 42m
Mon 8/172:24 pm -
1 stop23h 12m
Deal found 8/7![Frontier logo]()
$280
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 8/285:30 pm -
Nonstop2h 14m
Tue 9/17:20 am -
Nonstop2h 10m
Deal found 8/10![United Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:50 pm -
1 stop6h 09m
Mon 8/314:57 pm -
Nonstop2h 21m
Deal found 8/10![American Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/49:00 pm -
Nonstop2h 07m
Mon 9/145:00 am -
Nonstop2h 11m
Deal found 8/11![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/6. 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.
Fri 9/41:51 pm -
1 stop5h 57m
Wed 9/95:00 am -
1 stop3h 48m
Deal found 8/6![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/9. 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 9/56:54 pm -
1 stop4h 38m
Sat 9/125:54 am -
1 stop4h 18m
Deal found 8/9![United Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/510:16 am -
1 stop6h 56m
Sat 9/125:00 am -
2 stops9h 44m
Deal found 8/9![American Airlines logo]()
$316
This CheapOair deal was found by Cheapflights users on 8/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:41 pm -
1 stop23h 59m
Sun 9/137:48 pm -
1 stop15h 33m
Deal found 8/9![Frontier logo]()
$260
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 9/79:20 pm -
Nonstop2h 12m
Mon 9/145:54 am -
Nonstop2h 06m
Deal found 8/9![United Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/93:34 pm -
1 stop8h 25m
Sat 9/125:42 pm -
1 stop6h 01m
Deal found 8/7![American Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:00 pm -
1 stop7h 52m
Tue 9/151:13 pm -
Nonstop2h 27m
Deal found 8/10![American Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:00 am -
1 stop6h 06m
Thu 10/13:41 pm -
Nonstop2h 13m
Deal found 8/10![American Airlines logo]()
$290
One-way flights from Illinois to North DakotaSearch for one-way flight options from Illinois to North Dakota. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Illinois to North Dakota. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:30 am -
1 stop12h 23m
Deal found 8/7![Frontier logo]()
$106
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:41 pm -
1 stop23h 07m
Deal found 8/7![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Wed 9/91:21 pm -
1 stop23h 29m
Deal found 8/10![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Wed 9/231:21 pm -
1 stop23h 19m
Deal found 8/11![Multiple Airlines logo]()
$125
This Trip.com deal was found by Cheapflights users on 8/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/212:41 pm -
1 stop23h 07m
Deal found 8/9![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 11/411:06 am -
2 stops21h 43m
Deal found 8/7![Multiple Airlines logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Wed 9/96:30 am -
2 stops26h 55m
Deal found 8/11![Multiple Airlines logo]()
$151
This Frontier deal was found by Cheapflights users on 8/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:30 am -
1 stop12h 23m
Deal found 8/10![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Sat 9/126:30 am -
2 stops26h 55m
Deal found 8/11![Multiple Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Tue 10/63:50 pm -
2 stops42h 22m
Deal found 8/7![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Wed 10/71:21 pm -
1 stop32h 05m
Deal found 8/7![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Thu 9/108:55 pm -
1 stop15h 15m
Deal found 8/7![Multiple Airlines logo]()
$168
Find flight deals from Illinois to North Dakota
Keep the following information in mind while searching for Illinois to North Dakota flight deals. Data was last updated August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $260 (CheapOair) |
One-way from | $106 (Frontier) |
Popular in | March |
Cheapest in | September |
Average price | $433 |
Good round-trip deal | $289 or less |
Good one-way deal | $363 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to North Dakota 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 August 11, 2026.
Use the filters below to find and compare flights from Illinois to North Dakota that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoFargo
ORD Chicago O'Hare Intl - FAR Fargo Hector Field
ORDFAR
Chicago O'Hare Intl
Thu 8/27
6:00 am-10:19 am
1 stop4h 19m
Fargo Hector Field
Sun 8/30
5:00 am-8:30 am
1 stop3h 30m
$319
St. LouisFargo
STL Lambert-St Louis - FAR Fargo Hector Field
STLFAR
Lambert-St Louis
Fri 9/11
1:36 pm-8:47 pm
1 stop7h 11m
Fargo Hector Field
Sun 9/13
5:54 am-10:12 am
1 stop4h 18m
$319
St. LouisBismarck
STL Lambert-St Louis - BIS Bismarck
STLBIS
Lambert-St Louis
Wed 9/9
3:52 pm-11:11 pm
1 stop7h 19m
Bismarck
Tue 9/15
1:17 pm-4:47 pm
1 stop3h 30m
$319
St. LouisBismarck
STL Lambert-St Louis - BIS Bismarck
STLBIS
Lambert-St Louis
Wed 9/9
11:01 am-10:52 pm
2 stops11h 51m
Bismarck
Tue 9/15
7:12 am-2:44 pm
1 stop7h 32m
$324
ChicagoBismarck
MDW Chicago Midway - BIS Bismarck
MDWBIS
Chicago Midway
Sat 9/19
9:59 am-5:00 pm
1 stop7h 01m
Bismarck
Sat 9/26
9:40 am-1:20 pm
1 stop3h 40m
$325
ChicagoBismarck
MDW Chicago Midway - BIS Bismarck
MDWBIS
Chicago Midway
Wed 9/9
9:59 am-5:00 pm
1 stop7h 01m
Bismarck
Tue 9/15
1:17 pm-6:19 pm
1 stop5h 02m
$325
ChicagoBismarck
ORD Chicago O'Hare Intl - BIS Bismarck
ORDBIS
Chicago O'Hare Intl
Sat 9/19
3:29 pm-7:55 pm
1 stop4h 26m
Bismarck
Sat 9/26
1:17 pm-4:59 pm
1 stop3h 42m
$325
ChicagoFargo
ORD Chicago O'Hare Intl - FAR Fargo Hector Field
ORDFAR
Chicago O'Hare Intl
Fri 8/21
8:24 pm-11:50 pm
1 stop3h 26m
Fargo Hector Field
Sun 8/23
5:00 am-8:30 am
1 stop3h 30m
$339
ChicagoFargo
MDW Chicago Midway - FAR Fargo Hector Field
MDWFAR
Chicago Midway
Tue 8/25
1:51 pm-7:48 pm
1 stop5h 57m
Fargo Hector Field
Sat 8/29
7:10 am-1:10 pm
1 stop6h 00m
$339
St. LouisFargo
STL Lambert-St Louis - FAR Fargo Hector Field
STLFAR
Lambert-St Louis
Sun 9/6
5:34 pm-11:50 pm
1 stop6h 16m
Fargo Hector Field
Sun 9/13
5:00 am-10:23 am
1 stop5h 23m
$347
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to North Dakota
Have a flexible travel schedule? Discover the best time to fly to North Dakota from Illinois with our price prediction graph.
ORD-FAR
STL-FAR
MDW-FAR
ORD-BIS
ORD-MOT
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 Illinois to North Dakota
USIL-USND
ORD-FAR
STL-FAR
MDW-FAR
ORD-BIS
What is the cheapest month to book a flight from Illinois to North Dakota?
Currently, November is the cheapest month in which you can book a flight from Illinois to North Dakota (average of $311). Flying from Illinois to North Dakota in July is currently the most expensive (average of $418). 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 IL to ND?
Find hourly flight availability from Illinois to North Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 11, 2026.
A simple way to save on the total cost of your ticket is to fly from Illinois to North Dakota at noon. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the morning.
How much does it cost to fly round-trip from Illinois to North Dakota?
Airfare is below average for this route at the moment.
Illinois to North Dakota flights typically cost between $319 and $387 in September.The cheapest round-trip price found within the last 5 days was $260 on Frontier (Sep 6-Sep 13).
What is the cheapest day to fly from Illinois to North Dakota?
Use this chart to determine the cheapest time to fly round-trip from Illinois to North Dakota. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Illinois to North Dakota flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing North Dakota
Get insights into the airlines that provide service to North Dakota. 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 North Dakota. Reviews last updated August 11, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Illinois to North Dakota. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Illinois to North Dakota. 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 Illinois to North Dakota
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Complete your trip
Complete your trip to North Dakota by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to North Dakota by cabin class
Find flights from Illinois to North Dakota, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and North Dakota flights
Browse other Illinois and North Dakota flight options. Last updated on August 11, 2026.
Popular flight searches
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Find a return flight route from North Dakota
Find the right flight back to Illinois after your stay in North Dakota
Illinois to North Dakota flights
Consider these flights traveling from Illinois to North Dakota.
Top 3 airlines flying from Illinois to North Dakota
Discover the top 3 airlines that operate flights from Illinois to North Dakota. 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 August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$224 | Average$394 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$341 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$229 | Average$423 | FlexibilityNo cancel fee | On-time71% |