$102+ Cheap flights from Illinois to Chattanooga (CHA)
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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CHA
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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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 ChattanoogaExplore the most affordable flight options available from Illinois to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from Illinois to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3010:25 am -
Nonstop1h 58m
Thu 1/71:58 pm -
Nonstop2h 08m
Deal found 10/20![United Airlines logo]()
$289
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:20 pm -
Nonstop1h 55m
Wed 1/66:30 am -
Nonstop2h 08m
Deal found 10/20![United Airlines logo]()
$290
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:20 pm -
Nonstop1h 55m
Tue 1/51:58 pm -
Nonstop2h 08m
Deal found 10/20![United Airlines logo]()
$291
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3110:25 am -
Nonstop1h 58m
Fri 1/810:47 am -
Nonstop2h 13m
Deal found 10/20![United Airlines logo]()
$294
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3110:25 am -
Nonstop1h 58m
Mon 1/45:00 am -
Nonstop2h 08m
Deal found 10/20![United Airlines logo]()
$300
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Wed 12/306:20 pm -
Nonstop1h 55m
Mon 1/45:00 am -
Nonstop2h 08m
Deal found 10/20![United Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/211:20 pm -
Nonstop1h 55m
Fri 12/254:45 pm -
Nonstop2h 11m
Deal found 10/21![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:15 pm -
Nonstop1h 54m
Sun 11/159:51 am -
Nonstop2h 19m
Deal found 10/19![American Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/234:00 pm -
1 stop20h 48m
Mon 11/309:04 pm -
2 stops17h 47m
Deal found 10/23![Multiple Airlines logo]()
$322
This deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:25 am -
Nonstop1h 49m
Mon 11/95:52 pm -
Nonstop2h 13m
Deal found 10/19![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:13 pm -
1 stop4h 08m
Mon 11/2312:08 pm -
1 stop5h 25m
Deal found 10/20![Delta logo]()
$339
This deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:00 am -
1 stop5h 49m
Fri 1/81:30 pm -
1 stop3h 55m
Deal found 10/20![Delta logo]()
$339
Best flights from Illinois to ChattanoogaDiscover carefully curated flight deals from Illinois to Chattanooga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Illinois to Chattanooga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 pm -
Nonstop1h 53m
Mon 11/305:52 pm -
Nonstop2h 13m
Deal found 10/21![United Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:11 pm -
1 stop5h 44m
Mon 11/235:06 pm -
1 stop6h 16m
Deal found 10/19![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:13 pm -
1 stop4h 08m
Mon 11/2312:08 pm -
1 stop5h 25m
Deal found 10/20![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:29 am -
1 stop4h 47m
Sun 11/292:59 pm -
1 stop6h 50m
Deal found 10/18![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:31 pm -
1 stop5h 22m
Thu 11/266:50 am -
1 stop4h 15m
Deal found 10/21![United Airlines logo]()
$342
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:20 pm -
1 stop4h 38m
Thu 11/269:00 am -
2 stops8h 31m
Deal found 10/21![American Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/21:26 pm -
1 stop7h 08m
Wed 1/61:30 pm -
1 stop6h 02m
Deal found 10/20![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/72:29 pm -
Nonstop1h 51m
Wed 11/116:50 am -
Nonstop2h 10m
Deal found 10/23![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:44 pm -
1 stop6h 16m
Sun 11/156:00 am -
1 stop5h 39m
Deal found 10/18![Delta logo]()
$340
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:59 am -
Nonstop1h 49m
Sat 11/286:50 am -
Nonstop2h 10m
Deal found 10/19![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 am -
1 stop4h 20m
Mon 11/3012:08 pm -
1 stop5h 25m
Deal found 10/23![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 pm -
Nonstop1h 53m
Sat 11/286:50 am -
Nonstop2h 10m
Deal found 10/21![United Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/126:00 am -
1 stop4h 20m
Sat 11/147:05 am -
1 stop6h 46m
Deal found 10/23![Delta logo]()
$359
This Delta deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/1911:27 am -
1 stop5h 00m
Tue 11/246:00 am -
1 stop4h 46m
Deal found 10/22![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/66:27 am -
1 stop5h 56m
Wed 2/105:38 pm -
1 stop6h 21m
Deal found 10/20![United Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/215:00 am -
2 stops7h 59m
Thu 1/288:06 am -
1 stop8h 46m
Deal found 10/20![American Airlines logo]()
$567
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/285:30 am -
1 stop4h 26m
Mon 11/306:07 pm -
1 stop6h 47m
Deal found 10/21![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 1/215:41 pm -
1 stop4h 04m
Thu 1/281:58 pm -
1 stop5h 59m
Deal found 10/23![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/214:00 pm -
1 stop5h 06m
Thu 1/287:15 am -
1 stop5h 02m
Deal found 10/19![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/16:20 pm -
Nonstop1h 55m
Wed 1/610:47 am -
Nonstop2h 13m
Deal found 10/18![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:04 am -
1 stop3h 34m
Sun 11/88:20 am -
1 stop4h 34m
Deal found 10/21![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/219:25 am -
1 stop6h 38m
Thu 1/281:58 pm -
1 stop5h 08m
Deal found 10/20![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/226:25 am -
1 stop7h 15m
Tue 12/297:55 pm -
1 stop5h 04m
Deal found 10/19![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:34 pm -
2 stops7h 32m
Sun 11/85:00 am -
2 stops9h 58m
Deal found 10/20![American Airlines logo]()
$854
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:49 pm -
1 stop3h 49m
Sun 11/16:40 am -
1 stop5h 07m
Deal found 10/20![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:35 pm -
1 stop5h 18m
Mon 11/235:52 pm -
1 stop6h 06m
Deal found 10/19![United Airlines logo]()
$523
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/219:58 am -
1 stop3h 42m
Fri 12/2510:36 am -
1 stop5h 05m
Deal found 10/23![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:57 pm -
1 stop24h 56m
Mon 11/235:52 pm -
1 stop15h 43m
Deal found 10/19![United Airlines logo]()
$556
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:00 am -
1 stop4h 21m
Fri 11/276:00 am -
1 stop5h 24m
Deal found 10/18![Delta logo]()
$469
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:27 am -
1 stop5h 00m
Fri 11/277:05 am -
1 stop5h 20m
Deal found 10/20![Delta logo]()
$479
Last-minute flights from Illinois to ChattanoogaDiscover last-minute flight deals from Illinois to Chattanooga. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Chattanooga. Data last updated October 23, 2026 and is based on user searches.
This deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:25 am -
Nonstop1h 49m
Mon 11/95:52 pm -
Nonstop2h 13m
Deal found 10/19![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:13 pm -
1 stop5h 41m
Tue 11/246:00 am -
1 stop4h 46m
Deal found 10/18![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/126:00 pm -
Nonstop1h 53m
Sat 11/146:50 am -
Nonstop2h 10m
Deal found 10/22![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:15 pm -
Nonstop1h 54m
Sun 11/159:51 am -
Nonstop2h 19m
Deal found 10/19![American Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop4h 20m
Sun 11/156:00 am -
1 stop4h 46m
Deal found 10/19![Delta logo]()
$340
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:44 pm -
1 stop6h 16m
Sun 11/156:00 am -
1 stop5h 39m
Deal found 10/19![Delta logo]()
$340
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:31 pm -
1 stop5h 22m
Thu 11/266:50 am -
1 stop4h 15m
Deal found 10/21![United Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/197:55 am -
1 stop9h 19m
Tue 11/242:38 pm -
1 stop9h 56m
Deal found 10/22![Multiple Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:13 pm -
1 stop4h 08m
Mon 11/2312:08 pm -
1 stop5h 25m
Deal found 10/20![Delta logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/234:00 pm -
1 stop20h 48m
Mon 11/309:04 pm -
2 stops17h 47m
Deal found 10/23![Multiple Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:15 pm -
1 stop4h 39m
Mon 11/306:00 am -
1 stop5h 39m
Deal found 10/21![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:35 am -
Nonstop1h 51m
Mon 11/305:52 pm -
Nonstop2h 13m
Deal found 10/19![United Airlines logo]()
$334
One-way flights from Illinois to ChattanoogaSearch for one-way flight options from Illinois to Chattanooga. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Illinois to Chattanooga. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/147:15 am -
2 stops24h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/147:05 am -
2 stops25h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:08 am -
2 stops26h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:35 pm -
2 stops36h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/137:50 pm -
3 stops41h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 10/318:00 am -
1 stop24h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” 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 11/136:42 pm -
3 stops42h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$176
This deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/202:16 pm -
Nonstop1h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$192
This deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:29 pm -
Nonstop1h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![United Airlines logo]()
$194
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:06 pm -
Nonstop1h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![American Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” 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 11/225:26 pm -
2 stops43h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/231:11 pm -
2 stops24h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$224
Find flight deals from Illinois to Chattanooga
Keep the following information in mind while searching for Illinois to Chattanooga flight deals. Data was last updated October 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $289 |
One-way from | $102 (Kiwi.com) |
Popular in | October |
Cheapest in | February |
Average price | $399 |
Good round-trip deal | $359 or less |
Good one-way deal | $268 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Chattanooga 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 October 23, 2026.
Use the filters below to find and compare flights from Illinois to Chattanooga that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoChattanooga
MDW Chicago Midway - CHA Chattanooga Lovell Field
MDWCHA
Chicago Midway
Sat 11/14
7:15 am-9:09 am
2 stops24h 54m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$111
ChicagoChattanooga
MDW Chicago Midway - CHA Chattanooga Lovell Field
MDWCHA
Chicago Midway
Wed 11/11
6:08 am-9:19 am
2 stops26h 11m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$136
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Fri 11/20
2:16 pm-5:10 pm
Nonstop1h 54m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$192
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Wed 11/25
11:53 pm-4:45 pm
2 stops39h 52m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$226
MolineChattanooga
MLI Moline Quad-City - CHA Chattanooga Lovell Field
MLICHA
Moline Quad-City
Thu 10/29
8:39 am-2:40 pm
1 stop29h 01m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$233
ChicagoChattanooga
MDW Chicago Midway - CHA Chattanooga Lovell Field
MDWCHA
Chicago Midway
Tue 10/27
6:42 pm-8:09 am
2 stops36h 27m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$235
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Sun 11/1
6:00 pm-8:53 pm
Nonstop1h 53m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$247
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Sun 11/22
7:49 am-1:48 pm
3 stops52h 59m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$247
ChicagoChattanooga
MDW Chicago Midway - CHA Chattanooga Lovell Field
MDWCHA
Chicago Midway
Fri 11/20
8:16 am-2:12 pm
3 stops52h 56m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$267
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Thu 11/12
6:00 pm-8:53 pm
Nonstop1h 53m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
Showing 1-10 of 56 resultsSorted by cheapest first
Best time to book a flight from Illinois to Chattanooga
Have a flexible travel schedule? Discover the best time to fly to Chattanooga from Illinois with our price prediction graph.
MDW-CHA
ORD-CHA
MLI-CHA
PIA-CHA
BMI-CHA
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 Chattanooga
USIL-CHA
MDW-CHA
ORD-CHA
MLI-CHA
PIA-CHA
What is the cheapest month to book a flight from Illinois to Chattanooga?
Currently, January is the cheapest month in which you can book a flight from Illinois to Chattanooga (average of $267). Flying from Illinois to Chattanooga in October is currently the most expensive (average of $389). 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 CHA?
Find hourly flight availability from Illinois to Chattanooga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2026.
It’s optimal to fly from Illinois to Chattanooga in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at noon.
How much does it cost to fly round-trip from Illinois to Chattanooga?
Airfare is typical for this route at the moment.
Illinois to Chattanooga flights typically cost between $274 and $542 in December.The cheapest round-trip price found within the last 5 days was $289 on United Airlines (Dec 30-Jan 7).
How far ahead should I book a flight from Illinois to Chattanooga?
The price you pay for your flight from Illinois to Chattanooga may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Illinois to Chattanooga?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Chattanooga. Price data was last updated on October 17, 2026.
Travelers seeking maximum savings on their Illinois to Chattanooga flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday evenings 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 Chattanooga. 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 Chattanooga?
Book flights to Chattanooga if you plan to visit one of these locationsTrenton
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Alternative routes for Illinois to Chattanooga
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Chattanooga
Explore flights to Chattanooga departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Complete your trip
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Illinois and Chattanooga flights
Browse other Illinois and Chattanooga flight options. Last updated on October 23, 2026.
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Illinois to Chattanooga flights
Consider these flights traveling from Illinois to Chattanooga.
Top 2 airlines flying from Illinois to Chattanooga
Discover the top 2 airlines that operate flights from Illinois to Chattanooga. 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 October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$340 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$304 | FlexibilityNo cancel fee | On-time71% |