$48+ Cheap flights from St. Louis (STL) to Kentucky
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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SDF
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Kentucky 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 St. Louis to KentuckyExplore the most affordable flight options available from St. Louis to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from St. Louis to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:29 pm -
1 stop20h 09m
Mon 10/1212:43 pm -
1 stop5h 57m
Deal found 9/6![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:35 pm -
1 stop16h 08m
Thu 10/295:18 pm -
1 stop25h 22m
Deal found 9/9![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:29 pm -
1 stop16h 21m
Wed 10/1412:43 pm -
1 stop5h 57m
Deal found 9/9![Frontier logo]()
$113
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:10 pm -
Nonstop1h 10m
Wed 10/216:30 am -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$117
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 11/912:14 pm -
1 stop5h 19m
Wed 11/118:26 pm -
1 stop26h 50m
Deal found 9/10![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop12h 15m
Sun 10/185:11 pm -
1 stop25h 29m
Deal found 9/8![Frontier logo]()
$132
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:00 am -
Nonstop1h 10m
Sat 11/710:05 am -
2 stops6h 45m
Deal found 9/8![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:40 pm -
1 stop4h 35m
Sat 10/248:55 am -
1 stop7h 10m
Deal found 9/9![Southwest logo]()
$142
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:30 pm -
Nonstop1h 10m
Mon 10/510:25 pm -
Nonstop1h 15m
Deal found 9/8![Southwest logo]()
$144
This CheapOair deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:30 pm -
1 stop16h 23m
Sat 10/249:38 am -
1 stop13h 35m
Deal found 9/9![Frontier logo]()
$145
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/162:00 pm -
1 stop4h 03m
Mon 10/191:59 pm -
1 stop9h 14m
Deal found 9/10![Multiple Airlines logo]()
$153
This SmartFares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:00 pm -
1 stop4h 03m
Mon 9/289:30 am -
1 stop3h 51m
Deal found 9/10![Southern / Mokulele logo]()
$158
Best flights from St. Louis to KentuckyDiscover carefully curated flight deals from St. Louis to Kentucky that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from St. Louis to Kentucky that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:29 pm -
1 stop20h 09m
Mon 10/1212:43 pm -
1 stop5h 57m
Deal found 9/6![Frontier logo]()
$103
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:20 am -
Nonstop1h 10m
Mon 10/2610:25 pm -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$117
This Southern / Mokulele deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:00 pm -
1 stop4h 03m
Thu 10/19:30 am -
1 stop3h 51m
Deal found 9/10![Southern / Mokulele logo]()
$172
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/1312:00 pm -
1 stop4h 28m
Sat 10/175:40 am -
1 stop5h 02m
Deal found 9/10![Delta logo]()
$243
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:10 pm -
Nonstop1h 10m
Tue 10/132:50 pm -
1 stop5h 15m
Deal found 9/9![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 11/94:30 pm -
Nonstop1h 10m
Wed 11/112:40 pm -
1 stop4h 50m
Deal found 9/10![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:20 pm -
1 stop4h 25m
Thu 10/226:30 am -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$127
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 1/303:03 pm -
1 stop6h 11m
Wed 2/312:00 pm -
1 stop5h 43m
Deal found 9/10![United Airlines logo]()
$313
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:18 pm -
1 stop5h 38m
Sat 9/265:31 pm -
1 stop7h 12m
Deal found 9/7![American Airlines logo]()
$329
This Southern / Mokulele deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:00 pm -
1 stop4h 03m
Fri 9/259:30 am -
1 stop3h 51m
Deal found 9/6![Southern / Mokulele logo]()
$172
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/910:30 am -
Nonstop1h 15m
Fri 12/1110:40 pm -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:35 pm -
1 stop12h 15m
Sun 10/2510:27 am -
2 stops32h 13m
Deal found 9/7![Frontier logo]()
$202
This Frontier deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:10 pm -
1 stop18h 08m
Mon 10/51:49 pm -
1 stop21h 43m
Deal found 9/7![Frontier logo]()
$207
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 11/172:31 pm -
1 stop3h 18m
Sat 11/216:07 pm -
1 stop4h 27m
Deal found 9/10![Delta logo]()
$276
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am -
1 stop4h 36m
Wed 10/141:22 pm -
1 stop4h 06m
Deal found 9/9![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:40 pm -
1 stop4h 45m
Tue 4/65:00 pm -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$228
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:35 am -
1 stop4h 30m
Sun 10/47:00 am -
1 stop4h 48m
Deal found 9/9![United Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/157:29 am -
1 stop7h 33m
Mon 10/197:58 pm -
1 stop5h 01m
Deal found 9/10![American Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:50 pm -
Nonstop1h 10m
Sun 11/18:05 pm -
Nonstop1h 15m
Deal found 9/11![Southwest logo]()
$238
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:50 pm -
1 stop4h 15m
Mon 11/92:25 pm -
1 stop7h 15m
Deal found 9/8![United Airlines logo]()
$350
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:05 am -
1 stop4h 57m
Sat 11/287:10 pm -
1 stop5h 46m
Deal found 9/9![Delta logo]()
$319
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/294:26 pm -
1 stop6h 27m
Mon 11/22:19 pm -
1 stop9h 57m
Deal found 9/9![Frontier logo]()
$320
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:30 am -
1 stop4h 43m
Sat 11/76:15 pm -
1 stop6h 09m
Deal found 9/8![United Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:44 pm -
1 stop15h 50m
Sun 11/87:59 pm -
2 stops16h 20m
Deal found 9/6![Frontier logo]()
$327
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:20 pm -
1 stop3h 39m
Fri 10/165:40 am -
1 stop6h 11m
Deal found 9/6![Delta logo]()
$327
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:34 pm -
1 stop6h 15m
Sun 10/48:29 pm -
1 stop4h 12m
Deal found 9/7![American Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:35 pm -
1 stop5h 24m
Thu 11/56:00 am -
1 stop4h 17m
Deal found 9/8![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:00 am -
1 stop5h 47m
Thu 10/299:02 am -
1 stop4h 08m
Deal found 9/10![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/15:40 pm -
1 stop5h 25m
Mon 10/57:20 pm -
1 stop5h 20m
Deal found 9/10![Southwest logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/85:00 am -
1 stop4h 44m
Thu 10/156:58 pm -
1 stop6h 21m
Deal found 9/10![American Airlines logo]()
$418
Last-minute flights from St. Louis to KentuckyDiscover last-minute flight deals from St. Louis to Kentucky. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Kentucky. Data last updated September 11, 2026 and is based on user searches.
This SmartFares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:00 pm -
1 stop4h 03m
Mon 9/289:30 am -
1 stop3h 51m
Deal found 9/10![Southern / Mokulele logo]()
$158
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:30 pm -
Nonstop1h 10m
Mon 10/510:25 pm -
Nonstop1h 15m
Deal found 9/8![Southwest logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:29 pm -
1 stop20h 09m
Mon 10/1212:43 pm -
1 stop5h 57m
Deal found 9/6![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Wed 10/72:29 pm -
1 stop16h 21m
Wed 10/1412:43 pm -
1 stop5h 57m
Deal found 9/9![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop12h 15m
Sun 10/185:11 pm -
1 stop25h 29m
Deal found 9/8![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop12h 15m
Sat 10/1711:55 am -
2 stops12h 18m
Deal found 9/10![Frontier logo]()
$162
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/162:00 pm -
1 stop4h 03m
Mon 10/191:59 pm -
1 stop9h 14m
Deal found 9/10![Multiple Airlines logo]()
$153
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:10 pm -
Nonstop1h 10m
Wed 10/216:30 am -
Nonstop1h 15m
Deal found 9/9![Southwest logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:35 pm -
1 stop12h 15m
Sun 10/255:11 pm -
1 stop25h 29m
Deal found 9/7![Frontier logo]()
$159
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:40 pm -
1 stop4h 35m
Sat 10/248:55 am -
1 stop7h 10m
Deal found 9/9![Southwest logo]()
$142
This CheapOair deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:30 pm -
1 stop16h 23m
Sat 10/249:38 am -
1 stop13h 35m
Deal found 9/9![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:35 pm -
1 stop16h 08m
Thu 10/295:18 pm -
1 stop25h 22m
Deal found 9/9![Frontier logo]()
$112
One-way flights from St. Louis to KentuckySearch for one-way flight options from St. Louis to Kentucky. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from St. Louis to Kentucky. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:44 pm -
1 stop13h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$48
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:29 pm -
1 stop20h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:35 pm -
1 stop13h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$58
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 11/91:20 pm -
Nonstop1h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Southwest logo]()
$59
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:30 am -
1 stop5h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:29 pm -
1 stop20h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$66
This CheapOair deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:19 pm -
1 stop15h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$66
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 am -
1 stop4h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Southwest logo]()
$69
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:30 am -
2 stops5h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Southwest logo]()
$74
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:14 pm -
1 stop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$76
This Trip.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:00 pm -
1 stop4h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Southern / Mokulele logo]()
$77
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/612:00 pm -
1 stop4h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$79
Find flight deals from St. Louis to Kentucky
Keep the following information in mind while searching for St. Louis to Kentucky flight deals. Data was last updated September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $103 (Kiwi.com) |
One-way from | $48 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Kentucky 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 11, 2026.
Use the filters below to find and compare flights from St. Louis to Kentucky that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisCincinnati
STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky
STLCVG
Lambert-St Louis
Mon 11/2
6:44 pm-11:43 am
1 stop15h 59m
Cincinnati Cinci./N. Kentucky
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$54
St. LouisCincinnati
STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky
STLCVG
Lambert-St Louis
Mon 10/5
2:29 pm-11:38 am
1 stop20h 09m
Cincinnati Cinci./N. Kentucky
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$54
St. LouisCincinnati
STL Lambert-St Louis - CVG Cincinnati Cinci./N. Kentucky
STLCVG
Lambert-St Louis
Fri 10/9
6:35 pm-9:24 am
1 stop13h 49m
Cincinnati Cinci./N. Kentucky
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$58
Quickest round-trip
St. LouisNashville
STL Lambert-St Louis - BNA Nashville Intl
STLBNA
Lambert-St Louis
Sat 11/7
5:10 pm-6:20 pm
Nonstop1h 10m
Nashville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
St. LouisNashville
STL Lambert-St Louis - BNA Nashville Intl
STLBNA
Lambert-St Louis
Sat 11/7
12:00 pm-4:10 pm
1 stop4h 10m
Nashville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
St. LouisNashville
STL Lambert-St Louis - BNA Nashville Intl
STLBNA
Lambert-St Louis
Thu 11/12
5:30 pm-9:01 pm
1 stop3h 31m
Nashville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
St. LouisNashville
STL Lambert-St Louis - BNA Nashville Intl
STLBNA
Lambert-St Louis
Sat 12/12
6:00 am-9:40 am
1 stop3h 40m
Nashville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
St. LouisNashville
STL Lambert-St Louis - BNA Nashville Intl
STLBNA
Lambert-St Louis
Mon 10/12
7:00 am-11:35 am
1 stop4h 35m
Nashville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
St. LouisNashville
STL Lambert-St Louis - BNA Nashville Intl
STLBNA
Lambert-St Louis
Tue 11/10
6:00 am-9:49 am
1 stop3h 49m
Nashville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
St. LouisNashville
STL Lambert-St Louis - BNA Nashville Intl
STLBNA
Lambert-St Louis
Thu 12/10
2:33 pm-7:41 pm
1 stop5h 08m
Nashville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Kentucky
Have a flexible travel schedule? Discover the best time to fly to Kentucky from St. Louis with our price prediction graph.
STL-CVG
STL-BNA
STL-TYS
STL-SDF
STL-TRI
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 St. Louis to Kentucky
STL-USKY
STL-CVG
STL-BNA
STL-TYS
STL-SDF
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Kentucky
Get insights into the airlines that provide service to Kentucky. 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 Kentucky. Reviews last updated September 11, 2026.
See what other customers who have flown with Delta and United Airlines from St. Louis to Kentucky have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Kentucky
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Complete your trip
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St. Louis and Kentucky flights
Browse other St. Louis and Kentucky flight options. Last updated on September 11, 2026.
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St. Louis to Kentucky flights
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Top 2 airlines flying from St. Louis to Kentucky
Discover the top 2 airlines that operate flights from St. Louis to Kentucky. 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 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$279 | Average$476 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$308 | Average$477 | FlexibilityNo cancel fee | On-timeN/A |