$63+ Cheap flights from Durham, NC 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — ORD
Sep 6 — Sep 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Durham to Illinois with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Durham to Illinois
Cheapest
Best
Last-minute
One-way
Cheapest flights from Durham to IllinoisExplore the most affordable flight options available from Durham to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
Explore the most affordable flight options available from Durham to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/146:35 am -
1 stop7h 35m
Mon 9/212:29 pm -
1 stop21h 09m
Deal found 8/3![Frontier logo]()
$130
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 9/101:56 pm -
1 stop24h 14m
Mon 9/142:29 pm -
1 stop9h 00m
Deal found 8/7![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/201:56 pm -
1 stop24h 14m
Fri 9/252:29 pm -
1 stop9h 00m
Deal found 8/3![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/71:56 pm -
1 stop20h 44m
Sun 10/1110:35 am -
1 stop19h 55m
Deal found 8/5![Frontier logo]()
$136
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:56 pm -
1 stop24h 14m
Fri 10/22:29 pm -
1 stop9h 00m
Deal found 8/6![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/810:11 pm -
1 stop15h 59m
Mon 9/142:29 pm -
1 stop9h 00m
Deal found 8/3![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/24:02 pm -
1 stop26h 20m
Wed 9/92:29 pm -
1 stop9h 00m
Deal found 8/3![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/94:05 pm -
1 stop18h 35m
Mon 10/1210:35 am -
1 stop12h 42m
Deal found 8/5![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/46:05 am -
1 stop12h 17m
Mon 9/76:17 pm -
1 stop12h 19m
Deal found 8/5![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 10/134:05 pm -
1 stop18h 35m
Thu 10/1510:35 am -
1 stop19h 55m
Deal found 8/3![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 8/263:06 pm -
1 stop9h 02m
Sat 8/295:59 pm -
1 stop16h 36m
Deal found 8/3![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/244:49 pm -
2 stops26h 02m
Tue 9/296:25 am -
1 stop5h 13m
Deal found 8/5![Frontier logo]()
$237
Best flights from Durham to IllinoisDiscover carefully curated flight deals from Durham to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
Discover carefully curated flight deals from Durham to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/19:46 pm -
1 stop13h 08m
Wed 11/43:34 pm -
1 stop16h 26m
Deal found 8/5![Multiple Airlines logo]()
$240
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:20 pm -
Nonstop2h 00m
Mon 10/125:00 am -
1 stop5h 55m
Deal found 8/4![Southwest logo]()
$245
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 8/286:55 am -
1 stop5h 56m
Mon 8/3112:50 pm -
Nonstop2h 12m
Deal found 8/6![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 8/5. 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 9/195:15 am -
1 stop5h 58m
Sat 9/265:16 pm -
1 stop6h 12m
Deal found 8/5![Delta logo]()
$271
This American Airlines deal was found by Cheapflights users on 8/3. 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 8/286:41 pm -
2 stops6h 18m
Sat 8/295:00 am -
1 stop5h 29m
Deal found 8/3![American Airlines logo]()
$324
This Southwest deal was found by Cheapflights users on 8/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:25 am -
1 stop6h 25m
Sat 10/319:15 am -
Nonstop2h 00m
Deal found 8/5![Southwest logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/214:05 pm -
2 stops17h 45m
Fri 10/237:56 pm -
1 stop12h 03m
Deal found 8/5![Multiple Airlines logo]()
$255
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/121:15 pm -
1 stop5h 30m
Sat 9/192:05 pm -
1 stop6h 44m
Deal found 8/3![United Airlines logo]()
$271
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:50 am -
2 stops8h 05m
Mon 10/125:00 am -
1 stop5h 55m
Deal found 8/7![Southwest logo]()
$260
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:05 am -
1 stop9h 57m
Sat 10/174:18 pm -
1 stop19h 56m
Deal found 8/6![Multiple Airlines logo]()
$278
This Southwest deal was found by Cheapflights users on 8/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:40 am -
2 stops7h 25m
Mon 9/285:30 am -
1 stop8h 55m
Deal found 8/5![Southwest logo]()
$260
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 9/121:15 pm -
Nonstop2h 31m
Sun 9/136:28 pm -
Nonstop2h 21m
Deal found 8/7![United Airlines logo]()
$291
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.
Tue 9/85:15 am -
1 stop5h 19m
Mon 9/145:59 pm -
1 stop4h 13m
Deal found 8/6![Delta logo]()
$325
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/73:36 pm -
2 stops9h 23m
Sun 9/135:02 am -
2 stops7h 57m
Deal found 8/5![American Airlines logo]()
$344
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:40 pm -
2 stops5h 55m
Mon 9/287:55 am -
1 stop4h 05m
Deal found 8/7![Southwest logo]()
$260
This United Airlines deal was found by Cheapflights users on 8/4. 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 10/3110:01 am -
Nonstop2h 29m
Sun 11/11:10 pm -
Nonstop2h 07m
Deal found 8/4![United Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 9/146:35 am -
2 stops13h 11m
Thu 9/174:24 pm -
1 stop15h 36m
Deal found 8/4![Multiple Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 8/5. 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 10/306:20 am -
1 stop6h 06m
Mon 11/212:13 pm -
1 stop5h 50m
Deal found 8/5![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:45 pm -
2 stops6h 20m
Sat 9/127:40 am -
2 stops7h 55m
Deal found 8/4![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/16:55 am -
1 stop6h 04m
Sun 10/43:35 pm -
Nonstop2h 13m
Deal found 8/4![United Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 8/4. 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 10/234:49 pm -
1 stop6h 47m
Sun 10/254:26 pm -
1 stop7h 02m
Deal found 8/4![Delta logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 10/29:35 pm -
1 stop19h 27m
Sat 10/104:42 pm -
1 stop15h 18m
Deal found 8/3![Multiple Airlines logo]()
$318
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.
Thu 12/245:31 pm -
2 stops7h 39m
Fri 1/15:30 pm -
1 stop5h 25m
Deal found 8/7![American Airlines logo]()
$385
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:50 pm -
2 stops7h 35m
Tue 9/1510:30 am -
2 stops7h 35m
Deal found 8/3![Southwest logo]()
$265
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 9/56:00 am -
1 stop4h 38m
Sun 9/66:28 pm -
Nonstop2h 21m
Deal found 8/7![United Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 8/3. 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 8/266:15 pm -
1 stop6h 01m
Sat 8/294:24 pm -
1 stop7h 18m
Deal found 8/3![Delta logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/197:05 am -
1 stop9h 57m
Sat 9/264:42 pm -
1 stop15h 27m
Deal found 8/5![Multiple Airlines logo]()
$320
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:50 pm -
1 stop4h 15m
Wed 10/217:55 am -
Nonstop2h 00m
Deal found 8/3![Southwest logo]()
$273
This deal was found by Cheapflights users on 8/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:20 am -
1 stop5h 58m
Sun 10/116:06 am -
1 stop4h 21m
Deal found 8/4![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 8/3. 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 8/296:55 am -
1 stop6h 04m
Sun 9/62:30 pm -
Nonstop2h 11m
Deal found 8/3![United Airlines logo]()
$307
Last-minute flights from Durham to IllinoisDiscover last-minute flight deals from Durham to Illinois. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Durham to Illinois. Data last updated August 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/24:02 pm -
1 stop26h 20m
Wed 9/92:29 pm -
1 stop9h 00m
Deal found 8/3![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/46:05 am -
1 stop12h 17m
Mon 9/76:17 pm -
1 stop12h 19m
Deal found 8/5![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/810:11 pm -
1 stop15h 59m
Mon 9/142:29 pm -
1 stop9h 00m
Deal found 8/3![Frontier logo]()
$140
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 9/101:56 pm -
1 stop24h 14m
Mon 9/142:29 pm -
1 stop9h 00m
Deal found 8/7![Frontier logo]()
$133
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:35 pm -
2 stops21h 16m
Mon 9/146:25 am -
1 stop5h 13m
Deal found 8/6![Frontier logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/146:35 am -
1 stop7h 35m
Mon 9/212:29 pm -
1 stop21h 09m
Deal found 8/3![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/201:56 pm -
1 stop24h 14m
Fri 9/252:29 pm -
1 stop9h 00m
Deal found 8/3![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/221:56 pm -
1 stop24h 14m
Fri 9/252:29 pm -
1 stop9h 00m
Deal found 8/3![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/231:56 pm -
2 stops23h 03m
Sat 9/266:25 am -
1 stop5h 13m
Deal found 8/5![Frontier logo]()
$239
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/241:56 pm -
1 stop24h 14m
Fri 10/22:29 pm -
1 stop9h 00m
Deal found 8/6![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/244:49 pm -
2 stops26h 02m
Tue 9/296:25 am -
1 stop5h 13m
Deal found 8/5![Frontier logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/291:56 pm -
1 stop24h 14m
Fri 10/22:29 pm -
1 stop9h 00m
Deal found 8/5![Frontier logo]()
$148
One-way flights from Durham to IllinoisSearch for one-way flight options from Durham to Illinois. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Durham to Illinois. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 8/316:05 am -
1 stop12h 17m
Deal found 8/2![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/41:56 pm -
1 stop24h 14m
Deal found 8/2![Frontier logo]()
$64
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:35 am -
1 stop7h 35m
Deal found 8/6![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/36:05 am -
1 stop12h 17m
Deal found 8/2![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 11/43:54 pm -
1 stop18h 46m
Deal found 8/4![Frontier logo]()
$69
This Trip.com deal was found by Cheapflights users on 8/3. 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 10/26:35 am -
1 stop7h 35m
Deal found 8/3![Frontier logo]()
$71
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:05 am -
1 stop12h 17m
Deal found 8/6![Frontier logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/11:56 pm -
1 stop24h 14m
Deal found 8/5![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 11/58:30 am -
1 stop26h 10m
Deal found 8/3![Frontier logo]()
$74
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:53 pm -
2 stops20h 00m
Deal found 8/6![Frontier logo]()
$117
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/710:05 am -
Nonstop2h 24m
Deal found 8/4![United Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 8/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:20 am -
Nonstop1h 50m
Deal found 8/4![Southwest logo]()
$118
Find flight deals from Durham to Illinois
Keep the following information in mind while searching for Durham to Illinois flight deals. Data was last updated August 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $130 (Kiwi.com) |
One-way from | $63 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $297 |
Cheapflights Fare Finder
Customize your flight search to find flights from Durham 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 August 7, 2026.
Use the filters below to find and compare flights from Durham to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
RaleighChicago
RDU Raleigh-Durham - RFD Chicago Greater Rockford
RDURFD
Raleigh-Durham
Sun 11/1
9:46 pm-9:54 am
1 stop13h 08m
Chicago Greater Rockford
Wed 11/4
3:34 pm-9:00 am
1 stop16h 26m
$240
RaleighChicago
RDU Raleigh-Durham - MDW Chicago Midway
RDUMDW
Raleigh-Durham
Mon 10/5
7:20 pm-8:20 pm
Nonstop2h 00m
Chicago Midway
Mon 10/12
5:00 am-11:55 am
1 stop5h 55m
$245
RaleighChicago
RDU Raleigh-Durham - MDW Chicago Midway
RDUMDW
Raleigh-Durham
Wed 10/28
11:25 am-4:50 pm
1 stop6h 25m
Chicago Midway
Sat 10/31
9:15 am-12:15 pm
Nonstop2h 00m
$245
RaleighChicago
RDU Raleigh-Durham - RFD Chicago Greater Rockford
RDURFD
Raleigh-Durham
Wed 10/21
4:05 pm-8:50 am
2 stops17h 45m
Chicago Greater Rockford
Fri 10/23
7:56 pm-8:59 am
1 stop12h 03m
$255
RaleighChicago
RDU Raleigh-Durham - MDW Chicago Midway
RDUMDW
Raleigh-Durham
Sat 10/10
10:50 am-5:55 pm
2 stops8h 05m
Chicago Midway
Mon 10/12
5:00 am-11:55 am
1 stop5h 55m
$260
RaleighChicago
RDU Raleigh-Durham - MDW Chicago Midway
RDUMDW
Raleigh-Durham
Sat 9/26
6:40 am-1:05 pm
2 stops7h 25m
Chicago Midway
Mon 9/28
5:30 am-3:25 pm
1 stop8h 55m
$260
RaleighChicago
RDU Raleigh-Durham - MDW Chicago Midway
RDUMDW
Raleigh-Durham
Mon 9/21
2:40 pm-7:35 pm
2 stops5h 55m
Chicago Midway
Mon 9/28
7:55 am-1:00 pm
1 stop4h 05m
$260
RaleighChicago
RDU Raleigh-Durham - MDW Chicago Midway
RDUMDW
Raleigh-Durham
Wed 9/9
1:45 pm-7:05 pm
2 stops6h 20m
Chicago Midway
Sat 9/12
7:40 am-4:35 pm
2 stops7h 55m
$265
RaleighChicago
RDU Raleigh-Durham - MDW Chicago Midway
RDUMDW
Raleigh-Durham
Mon 9/14
4:50 pm-11:25 pm
2 stops7h 35m
Chicago Midway
Tue 9/15
10:30 am-7:05 pm
2 stops7h 35m
$265
RaleighChicago
RDU Raleigh-Durham - ORD Chicago O'Hare Intl
RDUORD
Raleigh-Durham
Fri 8/28
6:55 am-11:51 am
1 stop5h 56m
Chicago O'Hare Intl
Mon 8/31
12:50 pm-4:02 pm
Nonstop2h 12m
$269
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Durham to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Durham with our price prediction graph.
RDU-RFD
RDU-MDW
RDU-ORD
RDU-MLI
RDU-BMI
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 Durham to Illinois
DU8-USIL
RDU-RFD
RDU-MDW
RDU-ORD
RDU-MLI
What is the cheapest time of day to fly from DU8 to IL?
Find hourly flight availability from Durham 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 August 7, 2026.
A simple way to save on the total cost of your ticket is to fly from Durham to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight at noon.
Weekly flight availability from Durham to Illinois
Explore weekly flight availability from Durham 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 August 7, 2026.
The most flights from DU8 to USIL are scheduled on a Thursday (36 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (14 on average).
How much does it cost to fly round-trip from Durham to Illinois?
Airfare is below average for this route at the moment.
Durham to Illinois flights typically cost between $270 and $367 in August.The cheapest round-trip price found within the last 5 days was $237 on Multiple Airlines (Aug 26-Aug 29).
What is the cheapest day to fly from Durham to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Durham to Illinois. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Durham to Illinois flight should consider departing on Friday evenings 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 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 August 7, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican Airlines from Durham to Illinois have to say. 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.
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Durham to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Alternative routes for Durham to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Durham to Illinois by cabin class
Find flights from Durham to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Durham and Illinois flights
Browse other Durham and Illinois flight options. Last updated on August 7, 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 Durham after your stay in Illinois
Durham to Illinois flights
Consider these flights traveling from Durham to Illinois.
Top 6 airlines flying from Durham to Illinois
Discover the top 6 airlines that operate flights from Durham 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 August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$71 | Average$197 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$340 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$160 | Average$330 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$342 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$177 | Average$443 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$188 | Average$342 | FlexibilityNo cancel fee | On-time63% |