$62+ Cheap flights from Chicago (CHI) to Knoxville (TYS)
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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TYS
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Find cheap flights from Chicago to Knoxville 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.Cheapflights Tip: The best prices from Chicago to Knoxville McGhee Tyson are usually found in June or July, booked 73 days in advance, depart on a Thursday or Saturday and return on a Friday
Cheap flight deals from Chicago to Knoxville
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Cheapest flights from Chicago to KnoxvilleExplore the most affordable flight options available from Chicago to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
Explore the most affordable flight options available from Chicago to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/294:42 pm -
1 stop23h 55m
Thu 11/58:55 am -
1 stop7h 42m
Deal found 9/30![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/912:26 pm -
Nonstop1h 25m
Fri 10/163:08 pm -
Nonstop1h 32m
Deal found 9/26![Allegiant Air logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/164:31 pm -
Nonstop1h 30m
Mon 11/237:11 pm -
1 stop25h 36m
Deal found 9/28![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/268:04 am -
1 stop10h 20m
Fri 10/309:28 pm -
2 stops16h 23m
Deal found 9/30![Multiple Airlines logo]()
$263
This Cheapflightsfares deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:30 pm -
Nonstop1h 25m
Mon 10/1912:04 pm -
Nonstop1h 32m
Deal found 9/28![Allegiant Air logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/138:04 am -
1 stop25h 01m
Fri 10/163:54 pm -
1 stop7h 45m
Deal found 9/26![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/261:26 pm -
Nonstop1h 25m
Sat 10/316:00 am -
2 stops12h 47m
Deal found 9/30![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/308:00 am -
1 stop25h 05m
Mon 11/22:12 pm -
1 stop9h 31m
Deal found 9/27![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/256:40 pm -
2 stops23h 12m
Fri 10/301:04 pm -
Nonstop1h 32m
Deal found 9/28![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/299:40 am -
1 stop11h 44m
Wed 11/410:55 am -
1 stop22h 45m
Deal found 9/29![Allegiant Air logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/261:26 pm -
Nonstop1h 25m
Fri 10/3012:57 pm -
2 stops11h 50m
Deal found 9/26![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/133:16 pm -
Nonstop1h 30m
Wed 11/1812:56 pm -
1 stop29h 11m
Deal found 9/28![Allegiant Air logo]()
$267
Best flights from Chicago to KnoxvilleDiscover carefully curated flight deals from Chicago to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
Discover carefully curated flight deals from Chicago to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
This Southwest deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/266:00 am -
1 stop6h 50m
Wed 12/21:00 pm -
2 stops7h 05m
Deal found 9/28![Southwest logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/59:30 am -
1 stop12h 07m
Sun 11/87:00 am -
1 stop27h 48m
Deal found 9/29![Allegiant Air logo]()
$313
This Delta deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 12/45:30 am -
1 stop4h 57m
Thu 12/106:17 pm -
1 stop6h 39m
Deal found 9/29![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 1/116:00 pm -
Nonstop1h 59m
Sat 1/1610:45 am -
Nonstop2h 01m
Deal found 9/29![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/271:40 pm -
2 stops5h 30m
Tue 11/31:00 pm -
2 stops7h 05m
Deal found 9/27![Southwest logo]()
$283
This Southwest deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/266:30 pm -
1 stop3h 15m
Fri 10/307:25 pm -
2 stops6h 45m
Deal found 9/28![Southwest logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/210:44 am -
1 stop10h 00m
Wed 11/49:00 am -
1 stop6h 44m
Deal found 9/29![Allegiant Air logo]()
$319
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/2610:00 am -
1 stop5h 19m
Wed 12/24:01 pm -
1 stop5h 52m
Deal found 9/28![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/316:04 am -
1 stop6h 27m
Tue 11/37:26 am -
1 stop6h 21m
Deal found 9/26![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 11/1312:00 pm -
2 stops7h 35m
Mon 11/167:05 am -
2 stops8h 25m
Deal found 9/26![Southwest logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/89:40 am -
1 stop12h 41m
Wed 10/144:14 pm -
1 stop17h 36m
Deal found 9/26![Allegiant Air logo]()
$347
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 12/168:00 am -
1 stop3h 20m
Sat 12/1912:50 pm -
1 stop6h 40m
Deal found 9/30![Southwest logo]()
$311
This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/156:59 am -
Nonstop1h 46m
Mon 10/196:00 am -
Nonstop1h 56m
Deal found 9/27![United Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 12/69:45 am -
1 stop8h 50m
Thu 12/109:05 pm -
1 stop13h 21m
Deal found 9/29![Allegiant Air logo]()
$353
This Southwest deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/2911:05 am -
2 stops9h 30m
Mon 11/27:25 pm -
1 stop5h 40m
Deal found 9/29![Southwest logo]()
$316
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/266:55 am -
Nonstop1h 58m
Fri 10/306:45 am -
Nonstop2h 09m
Deal found 9/26![United Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/2510:20 am -
1 stop11h 09m
Fri 10/308:40 pm -
1 stop20h 23m
Deal found 9/28![Allegiant Air logo]()
$360
This Southwest deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 11/146:00 am -
2 stops10h 45m
Sun 11/157:25 pm -
1 stop5h 45m
Deal found 9/26![Southwest logo]()
$316
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/1810:25 am -
Nonstop1h 48m
Fri 11/205:40 pm -
Nonstop2h 03m
Deal found 9/28![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/1911:05 am -
2 stops9h 30m
Mon 10/267:25 pm -
2 stops6h 45m
Deal found 9/26![Southwest logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/2111:04 am -
1 stop19h 39m
Sat 10/2410:55 am -
1 stop23h 35m
Deal found 9/30![Allegiant Air logo]()
$393
This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/276:05 pm -
1 stop4h 54m
Wed 10/2811:19 am -
1 stop6h 02m
Deal found 9/27![United Airlines logo]()
$442
This Delta deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/145:27 am -
1 stop4h 27m
Thu 10/155:40 am -
1 stop3h 59m
Deal found 9/26![Delta logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/271:42 pm -
1 stop24h 42m
Tue 11/32:52 pm -
1 stop24h 52m
Deal found 9/27![Allegiant Air logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 11/272:07 pm -
Nonstop1h 52m
Mon 11/305:40 pm -
Nonstop2h 03m
Deal found 9/26![United Airlines logo]()
$453
This Southwest deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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.
Sun 10/256:00 am -
1 stop8h 35m
Fri 10/307:25 pm -
1 stop5h 30m
Deal found 9/28![Southwest logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/79:34 am -
1 stop12h 07m
Tue 10/131:50 pm -
1 stop19h 54m
Deal found 9/26![Allegiant Air logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/139:28 am -
1 stop12h 08m
Mon 11/1610:25 am -
1 stop8h 48m
Deal found 9/28![Allegiant Air logo]()
$420
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 12/1510:30 am -
Nonstop1h 50m
Wed 12/166:20 am -
2 stops11h 31m
Deal found 9/30![United Airlines logo]()
$532
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/113:34 pm -
1 stop24h 13m
Sun 11/159:33 pm -
1 stop21h 40m
Deal found 9/29![Allegiant Air logo]()
$435
Last-minute flights from Chicago to KnoxvilleDiscover last-minute flight deals from Chicago to Knoxville. Data last updated October 1, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Knoxville. Data last updated October 1, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/22:24 pm -
Nonstop1h 25m
Fri 10/911:04 am -
Nonstop1h 32m
Deal found 9/28![Allegiant Air logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/912:26 pm -
Nonstop1h 25m
Fri 10/163:08 pm -
Nonstop1h 32m
Deal found 9/26![Allegiant Air logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/138:04 am -
1 stop25h 01m
Fri 10/163:54 pm -
1 stop7h 45m
Deal found 9/26![Multiple Airlines logo]()
$264
This Cheapflightsfares deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:30 pm -
Nonstop1h 25m
Mon 10/1912:04 pm -
Nonstop1h 32m
Deal found 9/28![Allegiant Air logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/256:40 pm -
2 stops23h 12m
Fri 10/301:04 pm -
Nonstop1h 32m
Deal found 9/28![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/268:04 am -
1 stop10h 20m
Fri 10/309:28 pm -
2 stops16h 23m
Deal found 9/30![Multiple Airlines logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/261:26 pm -
Nonstop1h 25m
Sat 10/316:00 am -
2 stops12h 47m
Deal found 9/30![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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 10/261:26 pm -
Nonstop1h 25m
Fri 10/3012:57 pm -
2 stops11h 50m
Deal found 9/26![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/278:13 pm -
2 stops38h 16m
Mon 11/22:12 pm -
1 stop9h 31m
Deal found 10/1![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/294:42 pm -
1 stop23h 55m
Thu 11/58:55 am -
1 stop7h 42m
Deal found 9/30![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/299:40 am -
1 stop11h 44m
Wed 11/410:55 am -
1 stop22h 45m
Deal found 9/29![Allegiant Air logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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 10/308:00 am -
1 stop25h 05m
Mon 11/22:12 pm -
1 stop9h 31m
Deal found 9/27![Multiple Airlines logo]()
$265
One-way flights from Chicago to KnoxvilleSearch for one-way flight options from Chicago to Knoxville. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
Search for one-way flight options from Chicago to Knoxville. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
This Super.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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.
Mon 10/261:26 pm -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Allegiant Air logo]()
$62
This CheapOair deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:26 pm -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Allegiant Air logo]()
$81
This CheapOair deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” 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.
Mon 10/512:56 pm -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Allegiant Air logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 11/202:30 pm -
Nonstop1h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Allegiant Air logo]()
$100
This CheapOair deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” 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.
Mon 10/191:26 pm -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Allegiant Air logo]()
$101
This CheapOair deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:09 pm -
Nonstop1h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Allegiant Air logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/317:15 am -
2 stops34h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 12/39:34 pm -
1 stop20h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/277:50 pm -
2 stops38h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$121
This Super.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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.
Fri 10/232:26 pm -
Nonstop1h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Allegiant Air logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 12/27:32 pm -
2 stops23h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/294:42 pm -
1 stop23h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$125
Find flight deals from Chicago to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (Kiwi.com) |
One-way from | $62 (Super.com) |
Popular in | December |
Cheapest in | June |
Average price | $304 |
Good round-trip deal | $140 or less |
Good one-way deal | $213 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Knoxville 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 1, 2026.
Use the filters below to find and compare flights from Chicago to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Fri 11/20
2:30 pm-4:57 pm
Nonstop1h 27m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$100
Quickest round-trip
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Mon 10/19
1:26 pm-3:51 pm
Nonstop1h 25m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$101
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Thu 12/17
12:45 pm-9:40 pm
2 stops7h 55m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$142
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Mon 10/26
12:45 pm-10:45 pm
2 stops9h 00m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$142
ChicagoKnoxville
RFD Chicago Greater Rockford - TYS Knoxville McGhee Tyson
RFDTYS
Chicago Greater Rockford
Sun 10/4
10:08 am-10:35 am
1 stop23h 27m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$147
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Sat 10/24
6:45 am-7:40 pm
2 stops11h 55m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$148
ChicagoKnoxville
MDW Chicago Midway - TYS Knoxville McGhee Tyson
MDWTYS
Chicago Midway
Sun 11/8
7:20 am-3:00 pm
1 stop6h 40m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$175
ChicagoKnoxville
RFD Chicago Greater Rockford - TYS Knoxville McGhee Tyson
RFDTYS
Chicago Greater Rockford
Sun 11/8
5:37 pm-4:32 pm
1 stop21h 55m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$188
ChicagoKnoxville
RFD Chicago Greater Rockford - TYS Knoxville McGhee Tyson
RFDTYS
Chicago Greater Rockford
Fri 10/23
7:56 pm-9:43 am
1 stop12h 47m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$193
ChicagoKnoxville
RFD Chicago Greater Rockford - TYS Knoxville McGhee Tyson
RFDTYS
Chicago Greater Rockford
Thu 12/17
6:07 pm-6:11 pm
1 stop23h 04m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$195
Showing 1-10 of 60 resultsSorted by cheapest first
Compare providers for flights from Chicago to Knoxville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Knoxville in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Chicago to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Chicago with our price prediction graph.
CHI-TYS
MDW-TYS
RFD-TYS
ORD-TYS
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 Chicago to Knoxville
CHI-TYS
MDW-TYS
RFD-TYS
ORD-TYS
What is the cheapest month to book a flight from Chicago to Knoxville?
Currently, June is the cheapest month in which you can book a flight from Chicago to Knoxville (average of $257). Flying from Chicago to Knoxville in September is currently the most expensive (average of $375). 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 CHI to TYS?
Find hourly flight availability from Chicago to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 1, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 21% on flights from Chicago to Knoxville by exploring options for tickets at noon.
Weekly flight availability from Chicago to Knoxville
Explore weekly flight availability from Chicago to Knoxville. 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 October 1, 2026.
The most flights from CHI to TYS are scheduled on a Wednesday (29 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Chicago to Knoxville?
Airfare is typical for this route at the moment.
Chicago to Knoxville flights typically cost between $210 and $405 in October.The cheapest round-trip price found within the last 5 days was $261 on Multiple Airlines (Oct 29-Nov 5).
How far ahead should I book a flight from Chicago to Knoxville?
Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Chicago to Knoxville?
Use this chart to determine the cheapest time to fly round-trip from Chicago to Knoxville. Price data was last updated on September 26, 2026.
Travelers seeking maximum savings on their Chicago to Knoxville flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Knoxville
Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated October 1, 2026.
Read through reviews of airlines operating flights from Chicago to Knoxville, such as Southwest,United Airlines, andAllegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Overall
8.0
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Related info for your journey
Find useful and relevant information for your journey from Chicago to Knoxville. 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 Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
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Other flights to Knoxville
Explore flights to Knoxville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 1, 2026.
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Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on October 1, 2026.
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Top 4 airlines flying from Chicago to Knoxville
Discover the top 4 airlines that operate flights from Chicago to Knoxville. 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 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$82 | Average$149 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$161 | Average$377 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$188 | Average$356 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$189 | Average$342 | FlexibilityNo cancel fee | On-time69% |