$55+ Cheap flights from Illinois to Raleigh (RDU)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — RDU
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Raleigh 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 Illinois to Raleigh
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Cheapest flights from Illinois to RaleighExplore the most affordable flight options available from Illinois to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Illinois to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop4h 53m
Wed 10/216:30 am -
1 stop12h 10m
Deal found 9/8![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:44 pm -
1 stop19h 12m
Wed 11/186:30 am -
1 stop12h 10m
Deal found 9/8![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop9h 00m
Tue 10/61:56 pm -
1 stop24h 14m
Deal found 9/8![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop21h 09m
Wed 10/76:35 am -
1 stop7h 35m
Deal found 9/8![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:29 pm -
1 stop9h 00m
Tue 10/61:56 pm -
1 stop24h 14m
Deal found 9/8![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/72:29 pm -
1 stop9h 00m
Mon 10/121:16 pm -
1 stop5h 24m
Deal found 9/5![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop21h 09m
Mon 10/56:35 am -
1 stop7h 35m
Deal found 9/8![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:35 pm -
1 stop19h 22m
Fri 10/166:30 am -
1 stop12h 10m
Deal found 9/8![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 9/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:44 pm -
1 stop4h 13m
Mon 11/212:58 pm -
1 stop5h 42m
Deal found 9/8![Frontier logo]()
$138
This CheapOair deal was found by Cheapflights users on 9/7. 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.
Wed 11/46:44 pm -
1 stop16h 40m
Tue 11/104:20 pm -
1 stop26h 20m
Deal found 9/7![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Tue 11/36:16 am -
1 stop8h 07m
Wed 11/44:20 pm -
1 stop8h 27m
Deal found 9/4![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:53 am -
1 stop11h 56m
Wed 10/284:20 pm -
1 stop8h 27m
Deal found 9/8![Frontier logo]()
$210
Best flights from Illinois to RaleighDiscover carefully curated flight deals from Illinois to Raleigh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Illinois to Raleigh that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Thu 10/87:25 am -
Nonstop2h 23m
Tue 10/201:10 pm -
Nonstop2h 31m
Deal found 9/8![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:15 am -
Nonstop1h 50m
Tue 11/174:45 pm -
1 stop5h 40m
Deal found 9/8![Southwest logo]()
$267
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/76:15 am -
1 stop4h 02m
Wed 11/188:15 pm -
1 stop4h 48m
Deal found 9/7![American Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Thu 10/298:39 am -
1 stop23h 38m
Fri 10/304:48 pm -
1 stop18h 51m
Deal found 9/4![Multiple Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 9/8. 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.
Tue 9/296:00 am -
1 stop4h 21m
Sun 10/46:20 am -
1 stop4h 53m
Deal found 9/8![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:30 am -
1 stop6h 55m
Wed 10/146:50 pm -
Nonstop2h 05m
Deal found 9/9![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 9/8. 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 11/1312:50 pm -
Nonstop2h 07m
Mon 11/168:05 am -
Nonstop2h 27m
Deal found 9/8![United Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:06 pm -
1 stop4h 53m
Mon 10/198:06 am -
Nonstop2h 24m
Deal found 9/9![United Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/76:02 am -
2 stops7h 41m
Tue 11/1710:21 am -
2 stops7h 47m
Deal found 9/7![American Airlines logo]()
$301
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:40 am -
2 stops6h 20m
Mon 10/198:45 pm -
1 stop4h 10m
Deal found 9/9![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 9/6. 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 10/16:00 am -
1 stop6h 54m
Sat 10/312:26 pm -
1 stop5h 03m
Deal found 9/6![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/7. 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 10/174:27 pm -
1 stop5h 06m
Mon 10/266:20 pm -
2 stops6h 50m
Deal found 9/7![American Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:50 pm -
1 stop4h 40m
Fri 10/301:50 pm -
2 stops7h 15m
Deal found 9/9![Southwest logo]()
$292
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:33 am -
Nonstop2h 16m
Fri 10/96:05 am -
Nonstop2h 22m
Deal found 9/9![United Airlines logo]()
$305
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 11/122:34 pm -
1 stop4h 11m
Sun 11/158:15 pm -
1 stop4h 44m
Deal found 9/9![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:30 pm -
Nonstop1h 55m
Thu 10/156:00 am -
Nonstop2h 10m
Deal found 9/8![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 9/9. 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 11/216:20 am -
1 stop5h 32m
Sat 11/285:15 am -
1 stop5h 16m
Deal found 9/9![Delta logo]()
$361
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 10/92:30 pm -
1 stop6h 18m
Sun 10/118:25 pm -
1 stop4h 34m
Deal found 9/7![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:33 am -
Nonstop2h 16m
Mon 10/126:05 am -
Nonstop2h 22m
Deal found 9/5![United Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:50 pm -
Nonstop1h 55m
Fri 10/167:20 pm -
Nonstop2h 00m
Deal found 9/9![Southwest logo]()
$300
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 9/155:16 pm -
1 stop6h 12m
Sat 9/196:20 am -
1 stop4h 53m
Deal found 9/7![Delta logo]()
$377
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:30 pm -
1 stop6h 18m
Sun 11/18:15 pm -
1 stop4h 44m
Deal found 9/6![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/159:05 am -
Nonstop2h 23m
Mon 10/195:01 pm -
Nonstop2h 29m
Deal found 9/6![United Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:30 am -
2 stops7h 30m
Tue 10/136:20 am -
Nonstop2h 10m
Deal found 9/8![Southwest logo]()
$312
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 11/132:34 pm -
1 stop4h 11m
Mon 11/169:35 am -
1 stop5h 23m
Deal found 9/9![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/7. 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 11/72:30 pm -
Nonstop2h 11m
Mon 11/95:19 pm -
Nonstop2h 36m
Deal found 9/7![United Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/198:15 am -
Nonstop1h 50m
Sun 11/221:45 pm -
Nonstop2h 05m
Deal found 9/8![Southwest logo]()
$312
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 10/92:30 pm -
1 stop6h 18m
Mon 10/128:25 pm -
1 stop4h 34m
Deal found 9/8![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:25 pm -
Nonstop2h 21m
Mon 10/128:06 am -
Nonstop2h 24m
Deal found 9/5![United Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 9/9. 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.
Fri 10/236:05 pm -
1 stop4h 16m
Sun 10/255:15 am -
1 stop5h 12m
Deal found 9/9![Delta logo]()
$437
Last-minute flights from Illinois to RaleighDiscover last-minute flight deals from Illinois to Raleigh. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Raleigh. Data last updated September 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop9h 00m
Tue 10/61:56 pm -
1 stop24h 14m
Deal found 9/8![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop21h 09m
Wed 10/76:35 am -
1 stop7h 35m
Deal found 9/8![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop21h 09m
Mon 10/56:35 am -
1 stop7h 35m
Deal found 9/8![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 10/22:29 pm -
1 stop9h 00m
Sun 10/41:56 pm -
1 stop24h 14m
Deal found 9/4![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:29 pm -
1 stop9h 00m
Tue 10/61:56 pm -
1 stop24h 14m
Deal found 9/8![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/72:29 pm -
1 stop9h 00m
Mon 10/121:16 pm -
1 stop5h 24m
Deal found 9/5![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/76:20 am -
1 stop5h 18m
Wed 10/146:30 am -
1 stop13h 01m
Deal found 9/7![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:35 pm -
1 stop19h 22m
Fri 10/166:30 am -
1 stop12h 10m
Deal found 9/8![Frontier logo]()
$131
This CheapOair deal was found by Cheapflights users on 9/9. 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.
Sat 10/106:00 am -
1 stop7h 57m
Sat 10/176:30 am -
1 stop6h 02m
Deal found 9/9![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop4h 53m
Wed 10/216:30 am -
1 stop12h 10m
Deal found 9/8![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:53 am -
1 stop11h 56m
Wed 10/284:20 pm -
1 stop8h 27m
Deal found 9/8![Frontier logo]()
$210
This Frontier deal was found by Cheapflights users on 9/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:44 pm -
1 stop4h 13m
Mon 11/212:58 pm -
1 stop5h 42m
Deal found 9/8![Frontier logo]()
$138
One-way flights from Illinois to RaleighSearch for one-way flight options from Illinois to Raleigh. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Illinois to Raleigh. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Wed 10/72:29 pm -
1 stop9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$55
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 11/46:44 pm -
1 stop16h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 12/22:59 pm -
1 stop8h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$59
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Mon 10/52:29 pm -
1 stop9h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 11/26:44 pm -
1 stop27h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:44 pm -
1 stop27h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/196:35 pm -
1 stop27h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$65
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:35 pm -
1 stop4h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$66
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am -
1 stop8h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:25 am -
1 stop5h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$108
This CheapOair deal was found by Cheapflights users on 9/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:20 am -
1 stop5h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$108
Find flight deals from Illinois to Raleigh
Keep the following information in mind while searching for Illinois to Raleigh flight deals. Data was last updated September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $109 (Kiwi.com) |
One-way from | $55 (Trip.com) |
Popular in | January |
Cheapest in | December |
Average price | $272 |
Good round-trip deal | $267 or less |
Good one-way deal | $208 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Raleigh 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Illinois to Raleigh that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoRaleigh
MDW Chicago Midway - RDU Raleigh-Durham
MDWRDU
Chicago Midway
Wed 9/30
6:25 am-12:38 pm
1 stop5h 13m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$109
ChicagoRaleigh
ORD Chicago O'Hare Intl - RDU Raleigh-Durham
ORDRDU
Chicago O'Hare Intl
Wed 9/30
6:20 am-12:38 pm
1 stop5h 18m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$109
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Tue 11/3
10:25 am-3:39 pm
1 stop4h 14m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$128
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Thu 11/5
7:00 am-2:23 pm
1 stop6h 23m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$128
St. LouisRaleigh
STL Lambert-St Louis - RDU Raleigh-Durham
STLRDU
Lambert-St Louis
Sat 10/10
10:47 am-3:39 pm
1 stop3h 52m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$128
ChicagoRaleigh
MDW Chicago Midway - RDU Raleigh-Durham
MDWRDU
Chicago Midway
Thu 12/3
2:04 pm-12:29 am
1 stop9h 25m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$128
Quickest round-trip
ChicagoRaleigh
MDW Chicago Midway - RDU Raleigh-Durham
MDWRDU
Chicago Midway
Thu 11/19
8:15 am-11:05 am
Nonstop1h 50m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$129
ChicagoRaleigh
ORD Chicago O'Hare Intl - RDU Raleigh-Durham
ORDRDU
Chicago O'Hare Intl
Sat 11/7
9:05 am-12:24 pm
Nonstop2h 19m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$129
ChicagoRaleigh
ORD Chicago O'Hare Intl - RDU Raleigh-Durham
ORDRDU
Chicago O'Hare Intl
Wed 9/30
11:00 am-2:03 pm
Nonstop2h 03m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$129
ChicagoRaleigh
MDW Chicago Midway - RDU Raleigh-Durham
MDWRDU
Chicago Midway
Wed 10/7
7:55 am-10:55 am
Nonstop2h 00m
Raleigh-Durham
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$129
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Raleigh
Have a flexible travel schedule? Discover the best time to fly to Raleigh from Illinois with our price prediction graph.
ORD-RDU
MDW-RDU
PIA-RDU
MLI-RDU
BMI-RDU
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 Raleigh
USIL-RDU
ORD-RDU
MDW-RDU
PIA-RDU
MLI-RDU
What is the cheapest month to book a flight from Illinois to Raleigh?
Currently, October is the cheapest month in which you can book a flight from Illinois to Raleigh (average of $227). Flying from Illinois to Raleigh in July is currently the most expensive (average of $397). 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 RDU?
Find hourly flight availability from Illinois to Raleigh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2026.
A simple way to save on the total cost of your ticket is to fly from Illinois to Raleigh at noon. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the afternoon.
Weekly flight availability from Illinois to Raleigh
Explore weekly flight availability from Illinois to Raleigh. 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 September 10, 2026.
The most flights from USIL to RDU are scheduled on a Wednesday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).
How much does it cost to fly round-trip from Illinois to Raleigh?
Airfare is typical for this route at the moment.
Illinois to Raleigh flights typically cost between $206 and $327 in October.The cheapest round-trip price found within the last 5 days was $210 on Frontier (Oct 7-Oct 14).
How far ahead should I book a flight from Illinois to Raleigh?
To ensure you get the cheapest price possible for a flight from Illinois to Raleigh, you should look to book at least 64 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Illinois to Raleigh?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Raleigh. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Illinois to Raleigh flight should consider departing on Friday at noon 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.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Raleigh?
Book flights to Raleigh if you plan to visit one of these locationsDanville
Rocky Mount
Selma
Goldsboro
Cary
Garner
Pinehurst
Smithfield
Chapel Hill
Dunn
Wake Forest
South Hill
Holly Springs
Morrisville
Roanoke Rapids
Henderson
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Alternative routes for Illinois to Raleigh
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Complete your trip
Complete your trip to Raleigh by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Raleigh by cabin class
Find flights from Illinois to Raleigh, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Raleigh flights
Browse other Illinois and Raleigh flight options. Last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Raleigh
Explore flights to Raleigh departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Illinois to Raleigh flights
Consider these flights traveling from Illinois to Raleigh.
Top 6 airlines flying from Illinois to Raleigh
Discover the top 6 airlines that operate flights from Illinois to Raleigh. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$74 | Average$248 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$177 | Average$348 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$180 | Average$212 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$189 | Average$421 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$204 | Average$317 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$248 | Average$388 | FlexibilityNo cancel fee | On-timeN/A |