$59+ Cheap flights from Tennessee to St. Louis (STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — STL
Aug 18 — Aug 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Tennessee to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Tennessee to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Tennessee to St. LouisExplore the most affordable flight options available from Tennessee to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
Explore the most affordable flight options available from Tennessee to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:55 pm
BNA
- STL
Nonstop1h 15m
Southwest
Tue 8/1810:15 am
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/16![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/1712:40 pm
BNA
- STL
1 stop3h 40m
Southwest
Thu 8/205:10 am
STL
- BNA
1 stop5h 20m
Southwest
Deal found 7/14![Southwest logo]()
$137
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 10/1410:54 am
BNA
- STL
1 stop5h 29m
Delta
Mon 10/196:00 am
STL
- BNA
1 stop3h 49m
Delta
Deal found 7/15![Delta logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 7/239:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Fri 7/242:00 pm
STL
- BNA
1 stop4h 03m
Southern / Mokulele
Deal found 7/14![Southern / Mokulele logo]()
$171
This Southern / Mokulele deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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.
Fri 9/49:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Mon 9/72:00 pm
STL
- BNA
1 stop4h 03m
Southern / Mokulele
Deal found 7/14![Southern / Mokulele logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/17. 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.
Mon 9/219:30 am
BNA
- STL
1 stop3h 51m
Multiple Airlines
Mon 9/218:10 pm
STL
- BNA
1 stop22h 37m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/1512:25 pm
BNA
- STL
1 stop6h 58m
Multiple Airlines
Fri 8/212:00 pm
STL
- BNA
1 stop4h 03m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$193
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:50 pm
BNA
- STL
Nonstop1h 15m
Southwest
Tue 9/2210:15 am
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/17![Southwest logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/149:30 am
BNA
- STL
1 stop3h 51m
Multiple Airlines
Sun 8/166:34 pm
STL
- BNA
2 stops15h 43m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$196
This American Airlines deal was found by Cheapflights users on 7/17. 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 9/116:06 pm
TYS
- STL
1 stop5h 36m
American Airlines
Mon 9/147:21 am
STL
- TYS
1 stop4h 09m
American Airlines
Deal found 7/17![American Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/137:00 am
TYS
- STL
1 stop13h 23m
Multiple Airlines
Sun 8/166:34 pm
STL
- TYS
2 stops26h 50m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:00 pm
TYS
- STL
2 stops7h 10m
Southwest
Mon 9/147:40 am
STL
- TYS
1 stop4h 45m
Southwest
Deal found 7/17![Southwest logo]()
$229
Best flights from Tennessee to St. LouisDiscover carefully curated flight deals from Tennessee to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
Discover carefully curated flight deals from Tennessee to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/128:55 pm
BNA
- STL
Nonstop1h 15m
Southwest
Wed 8/192:45 pm
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/15![Southwest logo]()
$117
This Southern / Mokulele deal was found by Cheapflights users on 7/18. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Fri 8/72:00 pm
STL
- BNA
1 stop4h 03m
Southern / Mokulele
Deal found 7/18![Southern / Mokulele logo]()
$172
This Delta deal was found by Cheapflights users on 7/17. 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.
Sat 9/55:00 pm
TYS
- STL
1 stop4h 33m
Delta
Sun 9/611:00 am
STL
- TYS
1 stop3h 30m
Delta
Deal found 7/17![Delta logo]()
$233
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/176:00 pm
BNA
- STL
Nonstop1h 10m
Southwest
Thu 8/205:40 pm
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/14![Southwest logo]()
$117
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Tue 8/45:45 pm
TYS
- STL
1 stop4h 41m
United Airlines
Tue 8/1112:59 pm
STL
- TYS
1 stop6h 54m
United Airlines
Deal found 7/16![United Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:29 pm
TYS
- STL
1 stop6h 30m
Multiple Airlines
Sun 8/166:34 pm
STL
- TYS
2 stops27h 10m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$273
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/65:14 am
CHA
- STL
1 stop5h 18m
American Airlines
Sat 8/86:36 am
STL
- CHA
1 stop7h 47m
American Airlines
Deal found 7/14![American Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 9/1210:05 am
BNA
- STL
2 stops6h 35m
Southwest
Mon 9/145:40 pm
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/14![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:45 pm
BNA
- STL
1 stop5h 10m
Southwest
Thu 8/277:40 am
STL
- BNA
1 stop5h 05m
Southwest
Deal found 7/16![Southwest logo]()
$137
This Southern / Mokulele deal was found by Cheapflights users on 7/16. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Fri 7/242:00 pm
STL
- BNA
1 stop4h 03m
Southern / Mokulele
Deal found 7/16![Southern / Mokulele logo]()
$172
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:45 pm
BNA
- STL
1 stop5h 10m
Southwest
Tue 8/186:30 am
STL
- BNA
2 stops5h 40m
Southwest
Deal found 7/16![Southwest logo]()
$142
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 10/174:37 pm
TYS
- STL
1 stop4h 09m
Delta
Sun 10/187:20 pm
STL
- TYS
1 stop3h 39m
Delta
Deal found 7/15![Delta logo]()
$255
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Sat 8/226:15 am
CHA
- STL
1 stop4h 57m
United Airlines
Sun 8/238:00 am
STL
- CHA
1 stop4h 16m
United Airlines
Deal found 7/16![United Airlines logo]()
$280
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:45 am
BNA
- STL
Nonstop1h 10m
Southwest
Mon 9/2110:05 am
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/17![Southwest logo]()
$195
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/77:18 pm
CHA
- STL
1 stop4h 22m
American Airlines
Mon 8/104:54 pm
STL
- CHA
1 stop5h 52m
American Airlines
Deal found 7/14![American Airlines logo]()
$289
This United Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/136:15 am
CHA
- STL
1 stop6h 47m
United Airlines
Sun 8/168:00 am
STL
- CHA
1 stop4h 16m
United Airlines
Deal found 7/15![United Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 9/256:00 am
CHA
- STL
1 stop5h 20m
American Airlines
Sun 9/275:43 am
STL
- CHA
1 stop5h 07m
American Airlines
Deal found 7/14![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 7/17. 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.
Thu 9/106:00 am
TRI
- STL
1 stop4h 34m
Delta
Sun 9/137:05 am
STL
- TRI
1 stop4h 40m
Delta
Deal found 7/17![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:00 am
BNA
- STL
Nonstop1h 15m
Southwest
Mon 8/102:05 pm
STL
- BNA
1 stop5h 45m
Southwest
Deal found 7/17![Southwest logo]()
$205
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/145:29 pm
TRI
- STL
1 stop6h 11m
American Airlines
Mon 8/176:54 am
STL
- TRI
1 stop4h 04m
American Airlines
Deal found 7/17![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:50 pm
TRI
- STL
1 stop5h 59m
Delta
Sun 11/157:20 am
STL
- TRI
1 stop3h 44m
Delta
Deal found 7/19![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/57:07 pm
CHA
- STL
1 stop5h 22m
United Airlines
Sat 8/811:25 am
STL
- CHA
1 stop4h 58m
United Airlines
Deal found 7/16![United Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 9/107:21 pm
TRI
- STL
1 stop4h 21m
American Airlines
Sun 9/135:15 am
STL
- TRI
1 stop4h 23m
American Airlines
Deal found 7/15![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Tue 9/158:00 am
MKL
- STL
1 stop25h 40m
Multiple Airlines
Thu 9/1710:35 am
STL
- MKL
2 stops31h 55m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 7/16. 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.
Wed 10/285:35 am
CHA
- STL
1 stop6h 16m
Delta
Sun 11/17:10 am
STL
- CHA
1 stop3h 08m
Delta
Deal found 7/16![Delta logo]()
$303
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:00 pm
TYS
- STL
2 stops7h 10m
Southwest
Mon 9/147:40 am
STL
- TYS
1 stop4h 45m
Southwest
Deal found 7/17![Southwest logo]()
$229
This Delta deal was found by Cheapflights users on 7/16. 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.
Fri 10/96:25 pm
CHA
- STL
1 stop6h 23m
Delta
Sun 10/117:20 pm
STL
- CHA
1 stop3h 24m
Delta
Deal found 7/16![Delta logo]()
$313
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1312:40 pm
TYS
- STL
2 stops7h 30m
Southwest
Sat 8/156:50 am
STL
- TYS
1 stop5h 25m
Southwest
Deal found 7/17![Southwest logo]()
$242
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/44:05 pm
CHA
- STL
1 stop3h 22m
Delta
Mon 8/106:00 am
STL
- CHA
1 stop5h 26m
Delta
Deal found 7/15![Delta logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/16. 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.
Sun 9/68:00 am
MKL
- STL
1 stop9h 22m
Multiple Airlines
Mon 9/218:34 pm
STL
- MKL
2 stops45h 56m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$465
Last-minute flights from Tennessee to St. LouisDiscover last-minute flight deals from Tennessee to St. Louis. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Tennessee to St. Louis. Data last updated July 19, 2026 and is based on user searches.
This Southern / Mokulele deal was found by Cheapflights users on 7/16. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Fri 7/242:00 pm
STL
- BNA
1 stop4h 03m
Southern / Mokulele
Deal found 7/16![Southern / Mokulele logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 7/239:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Fri 7/242:00 pm
STL
- BNA
1 stop4h 03m
Southern / Mokulele
Deal found 7/14![Southern / Mokulele logo]()
$171
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Tue 8/45:45 pm
TYS
- STL
1 stop4h 41m
United Airlines
Tue 8/1112:59 pm
STL
- TYS
1 stop6h 54m
United Airlines
Deal found 7/16![United Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:00 am
BNA
- STL
Nonstop1h 15m
Southwest
Mon 8/105:40 pm
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/17![Southwest logo]()
$195
This Trip.com deal was found by Cheapflights users on 7/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:10 pm
BNA
- STL
1 stop6h 49m
Multiple Airlines
Mon 8/102:00 pm
STL
- BNA
1 stop4h 03m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$203
This Southwest deal was found by Cheapflights users on 7/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:55 pm
BNA
- STL
Nonstop1h 15m
Southwest
Tue 8/1810:15 am
STL
- BNA
Nonstop1h 10m
Southwest
Deal found 7/16![Southwest logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/137:00 am
TYS
- STL
1 stop13h 23m
Multiple Airlines
Sun 8/166:34 pm
STL
- TYS
2 stops26h 50m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$227
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/136:52 pm
TYS
- STL
1 stop6h 22m
American Airlines
Sat 8/155:11 pm
STL
- TYS
1 stop5h 07m
American Airlines
Deal found 7/17![American Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/149:30 am
BNA
- STL
1 stop3h 51m
Multiple Airlines
Sun 8/166:34 pm
STL
- BNA
2 stops15h 43m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/1512:25 pm
BNA
- STL
1 stop6h 58m
Multiple Airlines
Fri 8/212:00 pm
STL
- BNA
1 stop4h 03m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$193
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/156:38 pm
BNA
- STL
1 stop4h 21m
United Airlines
Sat 8/226:00 am
STL
- BNA
1 stop4h 37m
United Airlines
Deal found 7/18![United Airlines logo]()
$205
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/1712:40 pm
BNA
- STL
1 stop3h 40m
Southwest
Thu 8/205:10 am
STL
- BNA
1 stop5h 20m
Southwest
Deal found 7/14![Southwest logo]()
$137
One-way flights from Tennessee to St. LouisSearch for one-way flight options from Tennessee to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
Search for one-way flight options from Tennessee to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/66:45 am
BNA
- STL
Nonstop1h 10m
Southwest
Deal found 7/14![Southwest logo]()
$59
This Delta deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/126:30 pm
BNA
- STL
1 stop4h 51m
Delta
Deal found 7/15![Delta logo]()
$74
This Delta deal was found by Cheapflights users on 7/16. 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.
Sat 8/85:14 am
BNA
- STL
1 stop4h 06m
Delta
Deal found 7/16![Delta logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/149:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Deal found 7/15![Southern / Mokulele logo]()
$82
This Southern / Mokulele deal was found by Cheapflights users on 7/18. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:30 am
BNA
- STL
1 stop3h 51m
Southern / Mokulele
Deal found 7/18![Southern / Mokulele logo]()
$83
This Southwest deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” 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 8/183:35 pm
BNA
- STL
Nonstop1h 10m
Southwest
Deal found 7/15![Southwest logo]()
$94
This Southwest deal was found by Cheapflights users on 7/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:00 am
BNA
- STL
Nonstop1h 10m
Southwest
Deal found 7/18![Southwest logo]()
$98
This Delta deal was found by Cheapflights users on 7/18. 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.
Sat 8/155:14 am
BNA
- STL
1 stop4h 06m
Delta
Deal found 7/18![Delta logo]()
$103
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/66:00 am
TYS
- STL
1 stop7h 11m
United Airlines
Deal found 7/14![United Airlines logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:50 pm
TYS
- STL
2 stops21h 07m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$108
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/226:50 am
TYS
- STL
2 stops7h 25m
Southwest
Deal found 7/14![Southwest logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” 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 8/66:00 am
BNA
- STL
2 stops26h 57m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$117
Find flight deals from Tennessee to St. Louis
Keep the following information in mind while searching for Tennessee to St. Louis flight deals. Data was last updated July 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | June |
Cheapest in | February |
Average price | $309 |
Good round-trip deal | $331 or less |
Good one-way deal | $167 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Tennessee to St. Louis 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 2,558,603 searches. Data last updated July 19, 2026.
Use the filters below to find and compare flights from Tennessee to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Wed 8/12
8:55 pm-10:10 pm
Nonstop1h 15m
Lambert-St Louis
Wed 8/19
2:45 pm-3:55 pm
Nonstop1h 10m
$117
Quickest round-trip
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Mon 8/17
6:00 pm-7:10 pm
Nonstop1h 10m
Lambert-St Louis
Thu 8/20
5:40 pm-6:50 pm
Nonstop1h 10m
$117
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Sat 9/12
10:05 am-4:40 pm
2 stops6h 35m
Lambert-St Louis
Mon 9/14
5:40 pm-6:50 pm
Nonstop1h 10m
$132
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Mon 8/24
12:45 pm-5:55 pm
1 stop5h 10m
Lambert-St Louis
Thu 8/27
7:40 am-12:45 pm
1 stop5h 05m
$137
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Tue 8/11
12:45 pm-5:55 pm
1 stop5h 10m
Lambert-St Louis
Tue 8/18
6:30 am-12:10 pm
2 stops5h 40m
$142
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Tue 7/28
9:30 am-1:21 pm
1 stop3h 51m
Lambert-St Louis
Fri 8/7
2:00 pm-6:03 pm
1 stop4h 03m
$172
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Tue 7/21
9:30 am-1:21 pm
1 stop3h 51m
Lambert-St Louis
Fri 7/24
2:00 pm-6:03 pm
1 stop4h 03m
$172
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Mon 9/21
6:45 am-7:55 am
Nonstop1h 10m
Lambert-St Louis
Mon 9/21
10:05 am-11:15 am
Nonstop1h 10m
$195
NashvilleSt. Louis
BNA - STL
BNASTL
Nashville Intl
Sat 8/8
7:00 am-8:15 am
Nonstop1h 15m
Lambert-St Louis
Mon 8/10
2:05 pm-7:50 pm
1 stop5h 45m
$205
KnoxvilleSt. Louis
TYS - STL
TYSSTL
Knoxville McGhee Tyson
Fri 9/11
1:00 pm-7:10 pm
2 stops7h 10m
Lambert-St Louis
Mon 9/14
7:40 am-1:25 pm
1 stop4h 45m
$229
Showing 1-10 of 59 resultsSorted by cheapest first
Best time to book a flight from Tennessee to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Tennessee with our price prediction graph.
BNA-STL
TYS-STL
CHA-STL
TRI-STL
MKL-STL
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 Tennessee to St. Louis
USTN-STL
BNA-STL
TYS-STL
CHA-STL
TRI-STL
What is the cheapest month to book a flight from Tennessee to St. Louis?
Currently, January is the cheapest month in which you can book a flight from Tennessee to St. Louis (average of $275). Flying from Tennessee to St. Louis in June is currently the most expensive (average of $385). 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 TN to STL?
Find hourly flight availability from Tennessee to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 19, 2026.
It’s optimal to fly from Tennessee to St. Louis at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the evening.
How much does it cost to fly round-trip from Tennessee to St. Louis?
Related info for your journey
Find useful and relevant information for your journey from Tennessee to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
St. Louis flight routes
Top destinations
Alternative routes for Tennessee to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Tennessee to St. Louis by cabin class
Find flights from Tennessee to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Tennessee and St. Louis flights
Browse other Tennessee and St. Louis flight options. Last updated on July 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 19, 2026.
Tennessee to St. Louis flights
Consider these flights traveling from Tennessee to St. Louis.
Top 5 airlines flying from Tennessee to St. Louis
Discover the top 5 airlines that operate flights from Tennessee to St. Louis. 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 2,558,603 searches. Data last updated July 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$88 | Average$171 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$152 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$162 | Average$365 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$364 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$258 | Average$318 | FlexibilityNo cancel fee | On-time69% |