$140+ Cheap flights from Illinois to Lexington (LEX)
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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LEX
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Lexington 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
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Cheapest flights from Illinois to LexingtonExplore the most affordable flight options available from Illinois to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Illinois to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This deal was found by Cheapflights users on 9/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:10 am -
Nonstop1h 32m
Mon 10/56:58 pm -
Nonstop2h 01m
Deal found 9/18![American Airlines logo]()
$278
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/63:49 pm -
Nonstop1h 35m
Sun 11/811:26 am -
Nonstop1h 48m
Deal found 9/16![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/20. 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 10/2010:14 am -
1 stop3h 35m
Tue 10/273:34 pm -
1 stop6h 38m
Deal found 9/20![Delta logo]()
$301
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:45 pm -
Nonstop1h 39m
Sun 11/18:11 pm -
1 stop4h 50m
Deal found 9/17![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/238:06 am -
Nonstop1h 38m
Mon 10/265:57 pm -
1 stop7h 11m
Deal found 9/16![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 9/19. 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.
Sat 10/1710:47 am -
1 stop5h 27m
Sat 10/2410:28 am -
1 stop6h 09m
Deal found 9/19![Delta logo]()
$310
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/65:50 pm -
Nonstop1h 38m
Thu 10/156:00 am -
Nonstop1h 45m
Deal found 9/21![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 9/18. 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 12/1011:08 am -
1 stop7h 04m
Sat 12/126:00 am -
1 stop5h 26m
Deal found 9/18![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/21. 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.
Thu 10/296:04 am -
1 stop4h 54m
Sat 10/317:10 am -
1 stop4h 27m
Deal found 9/21![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:20 am -
1 stop6h 00m
Sat 12/128:59 am -
2 stops8h 24m
Deal found 9/18![American Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 10/68:05 am -
1 stop7h 27m
Thu 10/156:58 pm -
Nonstop2h 01m
Deal found 9/21![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/26:50 am -
Nonstop1h 38m
Tue 10/66:05 pm -
Nonstop1h 52m
Deal found 9/17![United Airlines logo]()
$329
Best flights from Illinois to LexingtonDiscover carefully curated flight deals from Illinois to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Illinois to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/226:50 am -
Nonstop1h 38m
Mon 10/265:30 am -
Nonstop1h 45m
Deal found 9/16![United Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/19. 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 11/53:49 pm -
Nonstop1h 35m
Sun 11/85:59 pm -
1 stop7h 02m
Deal found 9/19![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 9/18. 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 12/1011:08 am -
1 stop7h 04m
Sat 12/126:00 am -
1 stop5h 26m
Deal found 9/18![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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.
Sun 11/111:40 am -
1 stop4h 47m
Sun 11/85:00 am -
1 stop5h 00m
Deal found 9/17![American Airlines logo]()
$318
This Delta deal was found by Cheapflights users on 9/18. 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 12/1011:28 am -
1 stop4h 44m
Sat 12/126:00 am -
1 stop5h 29m
Deal found 9/18![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/69:20 pm -
Nonstop1h 35m
Sat 10/106:00 am -
Nonstop1h 45m
Deal found 9/21![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/151:55 pm -
1 stop6h 11m
Fri 10/237:59 pm -
1 stop4h 58m
Deal found 9/16![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:20 am -
1 stop6h 00m
Sat 12/128:59 am -
2 stops8h 24m
Deal found 9/18![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/26:50 am -
Nonstop1h 38m
Tue 10/66:05 pm -
Nonstop1h 52m
Deal found 9/17![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 9/18. 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 11/66:30 am -
1 stop4h 18m
Sun 11/87:45 am -
1 stop3h 44m
Deal found 9/18![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/15:00 am -
1 stop4h 42m
Mon 10/58:03 pm -
1 stop4h 56m
Deal found 9/16![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 9/20. 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 10/295:27 am -
1 stop5h 31m
Tue 11/312:04 pm -
1 stop5h 28m
Deal found 9/20![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/304:30 pm -
Nonstop1h 40m
Mon 11/29:00 am -
Nonstop1h 40m
Deal found 9/16![United Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/15:00 am -
1 stop4h 42m
Sun 10/45:00 am -
1 stop4h 24m
Deal found 9/17![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/46:50 pm -
1 stop4h 04m
Sat 11/71:50 pm -
1 stop4h 09m
Deal found 9/16![United Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 12/306:00 am -
1 stop4h 38m
Sun 1/36:00 am -
1 stop3h 50m
Deal found 9/17![Delta logo]()
$339
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/225:00 am -
1 stop4h 44m
Sun 10/255:00 am -
1 stop4h 37m
Deal found 9/16![American Airlines logo]()
$398
This American Airlines deal was found by Cheapflights users on 9/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:03 pm -
1 stop6h 06m
Mon 10/196:58 pm -
1 stop6h 13m
Deal found 9/18![American Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 33m
Sun 11/156:54 pm -
1 stop6h 13m
Deal found 9/17![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/29:04 am -
1 stop7h 07m
Tue 10/68:50 am -
1 stop4h 23m
Deal found 9/17![United Airlines logo]()
$542
This Delta deal was found by Cheapflights users on 9/20. 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 12/106:00 am -
1 stop4h 47m
Sun 1/36:10 am -
1 stop3h 40m
Deal found 9/20![Delta logo]()
$522
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sat 10/35:36 pm -
1 stop5h 19m
Wed 10/710:11 am -
1 stop6h 10m
Deal found 9/18![United Airlines logo]()
$552
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/205:09 pm -
1 stop4h 44m
Sun 11/16:00 am -
1 stop5h 47m
Deal found 9/17![Delta logo]()
$534
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Mon 10/195:27 pm -
1 stop5h 42m
Fri 10/235:29 am -
1 stop6h 21m
Deal found 9/20![American Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 10/66:15 am -
2 stops13h 13m
Sat 10/106:00 am -
1 stop5h 48m
Deal found 9/20![United Airlines logo]()
$613
This Delta deal was found by Cheapflights users on 9/18. 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 10/296:04 am -
1 stop4h 54m
Sun 11/15:59 pm -
1 stop5h 34m
Deal found 9/18![Delta logo]()
$579
This Delta deal was found by Cheapflights users on 9/18. 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 10/2010:59 am -
1 stop5h 15m
Fri 10/235:59 pm -
1 stop5h 34m
Deal found 9/18![Delta logo]()
$588
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/196:00 am -
1 stop3h 44m
Mon 10/196:58 pm -
1 stop6h 13m
Deal found 9/16![American Airlines logo]()
$632
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/154:19 pm -
1 stop4h 33m
Sun 10/186:58 pm -
1 stop6h 13m
Deal found 9/19![American Airlines logo]()
$635
This Delta deal was found by Cheapflights users on 9/20. 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 10/2312:49 pm -
1 stop5h 24m
Tue 10/2710:28 am -
1 stop3h 19m
Deal found 9/20![Delta logo]()
$684
Last-minute flights from Illinois to LexingtonDiscover last-minute flight deals from Illinois to Lexington. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Lexington. Data last updated September 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/26:50 am -
Nonstop1h 38m
Tue 10/66:05 pm -
Nonstop1h 52m
Deal found 9/17![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/29:15 pm -
Nonstop1h 31m
Tue 10/68:00 am -
1 stop5h 22m
Deal found 9/17![American Airlines logo]()
$339
This deal was found by Cheapflights users on 9/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:10 am -
Nonstop1h 32m
Mon 10/56:58 pm -
Nonstop2h 01m
Deal found 9/18![American Airlines logo]()
$278
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Mon 10/55:27 pm -
1 stop5h 42m
Mon 10/128:03 pm -
1 stop4h 56m
Deal found 9/20![American Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/65:50 pm -
Nonstop1h 38m
Thu 10/156:00 am -
Nonstop1h 45m
Deal found 9/21![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Tue 10/68:05 am -
1 stop7h 27m
Thu 10/156:58 pm -
Nonstop2h 01m
Deal found 9/21![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 9/19. 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.
Sat 10/1710:47 am -
1 stop5h 27m
Sat 10/2410:28 am -
1 stop6h 09m
Deal found 9/19![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 9/20. 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 10/2010:14 am -
1 stop3h 35m
Tue 10/273:34 pm -
1 stop6h 38m
Deal found 9/20![Delta logo]()
$301
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:45 pm -
Nonstop1h 39m
Sun 11/18:11 pm -
1 stop4h 50m
Deal found 9/17![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/238:06 am -
Nonstop1h 38m
Mon 10/265:57 pm -
1 stop7h 11m
Deal found 9/16![American Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 9/21. 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.
Thu 10/296:04 am -
1 stop4h 54m
Sat 10/317:10 am -
1 stop4h 27m
Deal found 9/21![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/309:35 pm -
Nonstop1h 34m
Tue 11/35:14 am -
Nonstop1h 45m
Deal found 9/17![American Airlines logo]()
$299
One-way flights from Illinois to LexingtonSearch for one-way flight options from Illinois to Lexington. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from Illinois to Lexington. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/186:44 pm -
2 stops20h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/187:28 pm -
2 stops19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:04 am -
1 stop11h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Thu 11/198:00 am -
1 stop7h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Fri 10/168:04 am -
1 stop26h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/1512:26 pm -
3 stops45h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 12/169:16 am -
2 stops32h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/147:20 pm -
3 stops40h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/151:12 pm -
3 stops45h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$225
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Fri 10/235:00 am -
1 stop4h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![American Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/76:42 pm -
3 stops40h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Multiple Airlines logo]()
$278
This Delta deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 12/81:02 pm -
1 stop5h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Delta logo]()
$279
Find flight deals from Illinois to Lexington
Keep the following information in mind while searching for Illinois to Lexington flight deals. Data was last updated September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $278 |
One-way from | $140 (Kiwi.com) |
Popular in | September |
Cheapest in | August |
Average price | $581 |
Good round-trip deal | $294 or less |
Good one-way deal | $278 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Lexington 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 21, 2026.
Use the filters below to find and compare flights from Illinois to Lexington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisLexington
STL Lambert-St Louis - LEX Lexington Blue Grass
STLLEX
Lambert-St Louis
Wed 11/18
6:44 pm-4:23 pm
2 stops20h 39m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
ChicagoLexington
MDW Chicago Midway - LEX Lexington Blue Grass
MDWLEX
Chicago Midway
Thu 10/15
1:12 pm-11:22 am
3 stops45h 10m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$225
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Sun 10/18
6:50 am-9:28 am
Nonstop1h 38m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Sat 11/21
5:55 pm-8:35 pm
Nonstop1h 40m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Fri 10/16
6:50 am-9:28 am
Nonstop1h 38m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
Quickest round-trip
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Tue 12/8
9:30 pm-11:56 pm
Nonstop1h 26m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Sun 12/13
7:50 pm-10:32 pm
Nonstop1h 42m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Thu 10/15
6:50 am-9:28 am
Nonstop1h 38m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Sat 11/7
10:35 am-1:13 pm
Nonstop1h 38m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
ChicagoLexington
ORD Chicago O'Hare Intl - LEX Lexington Blue Grass
ORDLEX
Chicago O'Hare Intl
Sat 12/19
5:56 pm-8:38 pm
Nonstop1h 42m
Lexington Blue Grass
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
Showing 1-10 of 56 resultsSorted by cheapest first
Best time to book a flight from Illinois to Lexington
Have a flexible travel schedule? Discover the best time to fly to Lexington from Illinois with our price prediction graph.
ORD-LEX
MLI-LEX
MDW-LEX
STL-LEX
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 Lexington
USIL-LEX
ORD-LEX
MLI-LEX
MDW-LEX
STL-LEX
What is the cheapest month to book a flight from Illinois to Lexington?
Currently, December is the cheapest month in which you can book a flight from Illinois to Lexington (average of $265). Flying from Illinois to Lexington in June is currently the most expensive (average of $478). 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 LEX?
Find hourly flight availability from Illinois to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 21, 2026.
When flying from Illinois to Lexington, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 29% versus a flight in the afternoon.
Weekly flight availability from Illinois to Lexington
Explore weekly flight availability from Illinois to Lexington. 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 21, 2026.
The most flights from USIL to LEX are scheduled on a Saturday (25 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (14 on average).
How much does it cost to fly round-trip from Illinois to Lexington?
Airfare is below average for this route at the moment.
Illinois to Lexington flights typically cost between $288 and $429 in October.The cheapest round-trip price found within the last 5 days was $278 on American Airlines (Oct 4-Oct 5).
What is the cheapest day to fly from Illinois to Lexington?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Lexington. Price data was last updated on September 19, 2026.
Travelers seeking maximum savings on their Illinois to Lexington flight should consider departing on Wednesday evenings when fares are most often at their lowest. Wednesday at noon 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 Lexington. 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 Lexington?
Book flights to Lexington if you plan to visit one of these locationsSomerset
Richmond
Danville
Berea
Frankfort
Georgetown
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Illinois to Lexington
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Complete your trip
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Search flights from Illinois to Lexington by cabin class
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Other flights to Lexington
Explore flights to Lexington departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 21, 2026.
Illinois and Lexington flights
Browse other Illinois and Lexington flight options. Last updated on September 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Lexington flights
Consider these flights traveling from Illinois to Lexington.
Top 2 airlines flying from Illinois to Lexington
Discover the top 2 airlines that operate flights from Illinois to Lexington. 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 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$418 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$189 | Average$339 | FlexibilityNo cancel fee | On-time71% |