$72+ Cheap flights from Kansas 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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
ICT — STL
Mar 4 — Mar 111
1 adult, Economy
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Find cheap flights from Kansas 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 Kansas to St. Louis
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Cheapest flights from Kansas to St. LouisExplore the most affordable flight options available from Kansas to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.
Explore the most affordable flight options available from Kansas to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.
This Southwest deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/12:55 pm
TUL
- STL
1 stop3h 50m
Southwest
Wed 4/83:55 pm
STL
- TUL
1 stop7h 05m
Southwest
Deal found 1/30![Southwest logo]()
$117
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/288:55 am
TUL
- STL
1 stop4h 55m
American Airlines
Sat 3/77:05 am
STL
- TUL
1 stop6h 09m
American Airlines
Deal found 1/31![American Airlines logo]()
$159
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:00 am
MCI
- STL
1 stop5h 25m
Southwest
Mon 5/43:50 pm
STL
- MCI
Nonstop1h 10m
Southwest
Deal found 2/1![Southwest logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/28:33 pm
MCI
- STL
2 stops34h 18m
Multiple Airlines
Mon 3/94:51 pm
STL
- MCI
1 stop22h 38m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$198
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/281:05 pm
MCI
- STL
1 stop3h 40m
Southwest
Sat 3/75:55 pm
STL
- MCI
1 stop6h 10m
Southwest
Deal found 1/31![Southwest logo]()
$213
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:15 am
TUL
- STL
1 stop7h 20m
Southwest
Tue 4/73:55 pm
STL
- TUL
1 stop4h 55m
Southwest
Deal found 2/1![Southwest logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/288:41 pm
MCI
- STL
2 stops34h 10m
Frontier
Sat 3/78:12 pm
STL
- MCI
1 stop22h 43m
Frontier
Deal found 1/31![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/54:24 pm
MCI
- STL
1 stop14h 38m
Multiple Airlines
Mon 3/94:51 pm
STL
- MCI
1 stop22h 38m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$241
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 5/97:32 pm
TUL
- STL
1 stop4h 16m
American Airlines
Sun 5/106:00 am
STL
- TUL
1 stop4h 34m
American Airlines
Deal found 1/31![American Airlines logo]()
$243
This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/33:47 pm
TUL
- STL
1 stop6h 27m
United Airlines
Wed 3/46:00 am
STL
- TUL
1 stop5h 10m
United Airlines
Deal found 1/30![United Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/289:42 am
MCI
- STL
1 stop5h 46m
American Airlines
Sat 3/74:13 pm
STL
- MCI
1 stop6h 53m
American Airlines
Deal found 1/31![American Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:39 pm
MCI
- STL
2 stops31h 20m
Frontier
Sat 2/288:17 pm
STL
- MCI
1 stop13h 41m
Frontier
Deal found 2/1![Frontier logo]()
$263
Best flights from Kansas to St. LouisDiscover carefully curated flight deals from Kansas to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 2, 2026.
Discover carefully curated flight deals from Kansas to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 2, 2026.
This Southwest deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/11:05 pm
TUL
- STL
1 stop4h 50m
Southwest
Wed 4/88:25 am
STL
- TUL
2 stops7h 45m
Southwest
Deal found 1/30![Southwest logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/288:41 pm
MCI
- STL
2 stops34h 10m
Frontier
Sat 3/78:12 pm
STL
- MCI
1 stop22h 43m
Frontier
Deal found 1/31![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/54:24 pm
MCI
- STL
1 stop14h 38m
Multiple Airlines
Mon 3/94:51 pm
STL
- MCI
1 stop22h 38m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/33:47 pm
TUL
- STL
1 stop6h 27m
United Airlines
Wed 3/46:00 am
STL
- TUL
1 stop5h 10m
United Airlines
Deal found 1/30![United Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/289:42 am
MCI
- STL
1 stop5h 46m
American Airlines
Sat 3/74:13 pm
STL
- MCI
1 stop6h 53m
American Airlines
Deal found 1/31![American Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/55:59 pm
ICT
- STL
1 stop5h 37m
Delta
Sun 3/86:00 am
STL
- ICT
1 stop4h 42m
Delta
Deal found 1/31![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:00 am
MCI
- STL
1 stop5h 25m
Southwest
Mon 5/43:50 pm
STL
- MCI
Nonstop1h 10m
Southwest
Deal found 2/1![Southwest logo]()
$195
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/281:05 pm
MCI
- STL
1 stop3h 40m
Southwest
Sat 3/75:55 pm
STL
- MCI
1 stop6h 10m
Southwest
Deal found 1/31![Southwest logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:39 pm
MCI
- STL
2 stops31h 20m
Frontier
Sat 2/288:17 pm
STL
- MCI
1 stop13h 41m
Frontier
Deal found 2/1![Frontier logo]()
$263
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:02 am
MCI
- STL
1 stop4h 26m
American Airlines
Sat 2/2810:43 am
STL
- MCI
1 stop4h 51m
American Airlines
Deal found 2/1![American Airlines logo]()
$268
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:15 am
TUL
- STL
2 stops5h 55m
Southwest
Tue 4/78:35 am
STL
- TUL
1 stop7h 35m
Southwest
Deal found 2/1![Southwest logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:56 pm
ICT
- STL
2 stops35h 55m
Multiple Airlines
Mon 3/97:47 am
STL
- ICT
1 stop10h 15m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$276
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:00 am
TUL
- STL
1 stop7h 09m
United Airlines
Sun 6/146:00 am
STL
- TUL
1 stop5h 03m
United Airlines
Deal found 2/1![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:59 pm
ICT
- STL
1 stop5h 37m
Delta
Mon 3/96:00 am
STL
- ICT
1 stop4h 42m
Delta
Deal found 2/1![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 5/95:25 am
TUL
- STL
2 stops8h 10m
Southwest
Sun 5/104:40 pm
STL
- TUL
1 stop6h 50m
Southwest
Deal found 1/31![Southwest logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:39 pm
MCI
- STL
2 stops31h 20m
Multiple Airlines
Fri 3/67:47 am
STL
- MCI
1 stop7h 42m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:35 am
TUL
- STL
1 stop3h 30m
Southwest
Thu 6/256:30 pm
STL
- TUL
1 stop4h 45m
Southwest
Deal found 1/30![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/56:30 am
ICT
- STL
2 stops8h 10m
Southwest
Sun 3/83:35 pm
STL
- ICT
1 stop6h 05m
Southwest
Deal found 1/31![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 6/112:30 pm
ICT
- STL
2 stops7h 25m
Southwest
Thu 6/186:30 pm
STL
- ICT
1 stop5h 05m
Southwest
Deal found 1/31![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/265:10 am
ICT
- STL
1 stop3h 50m
Southwest
Sun 3/295:20 am
STL
- ICT
1 stop7h 50m
Southwest
Deal found 1/31![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/285:20 am
TUL
- STL
Nonstop1h 20m
Southwest
Sat 3/78:25 am
STL
- TUL
1 stop4h 45m
Southwest
Deal found 1/31![Southwest logo]()
$339
This Southwest deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:25 pm
ICT
- STL
1 stop6h 50m
Southwest
Mon 3/95:20 pm
STL
- ICT
1 stop4h 40m
Southwest
Deal found 2/1![Southwest logo]()
$348
Last-minute flights from Kansas to St. LouisDiscover last-minute flight deals from Kansas to St. Louis. Data last updated February 2, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas to St. Louis. Data last updated February 2, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” 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 2/68:41 pm
MCI
- STL
1 stop18h 05m
Frontier
Sun 2/812:03 pm
STL
- MCI
1 stop7h 48m
Frontier
Deal found 2/2![Frontier logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/75:04 pm
MCI
- STL
2 stops43h 46m
Multiple Airlines
Sat 2/148:17 pm
STL
- MCI
1 stop13h 12m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:28 pm
MCI
- STL
1 stop16h 41m
Frontier
Sun 2/223:49 pm
STL
- MCI
2 stops18h 04m
Frontier
Deal found 2/1![Frontier logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:39 pm
MCI
- STL
2 stops31h 20m
Frontier
Sat 2/288:17 pm
STL
- MCI
1 stop13h 41m
Frontier
Deal found 2/1![Frontier logo]()
$263
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/2512:22 pm
ICT
- STL
1 stop4h 51m
American Airlines
Sat 2/285:12 am
STL
- ICT
1 stop4h 33m
American Airlines
Deal found 1/31![American Airlines logo]()
$264
This American Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:02 am
MCI
- STL
1 stop4h 26m
American Airlines
Sat 2/2810:43 am
STL
- MCI
1 stop4h 51m
American Airlines
Deal found 2/1![American Airlines logo]()
$268
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/253:45 pm
ICT
- STL
Nonstop1h 25m
Southwest
Sat 2/282:35 pm
STL
- ICT
1 stop4h 25m
Southwest
Deal found 1/31![Southwest logo]()
$370
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/288:55 am
TUL
- STL
1 stop4h 55m
American Airlines
Sat 3/77:05 am
STL
- TUL
1 stop6h 09m
American Airlines
Deal found 1/31![American Airlines logo]()
$159
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/281:05 pm
MCI
- STL
1 stop3h 40m
Southwest
Sat 3/75:55 pm
STL
- MCI
1 stop6h 10m
Southwest
Deal found 1/31![Southwest logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/288:41 pm
MCI
- STL
2 stops34h 10m
Frontier
Sat 3/78:12 pm
STL
- MCI
1 stop22h 43m
Frontier
Deal found 1/31![Frontier logo]()
$230
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/289:42 am
MCI
- STL
1 stop5h 46m
American Airlines
Sat 3/74:13 pm
STL
- MCI
1 stop6h 53m
American Airlines
Deal found 1/31![American Airlines logo]()
$261
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/285:20 am
TUL
- STL
Nonstop1h 20m
Southwest
Sat 3/78:25 am
STL
- TUL
1 stop4h 45m
Southwest
Deal found 1/31![Southwest logo]()
$339
One-way flights from Kansas to St. LouisSearch for one-way flight options from Kansas to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.
Search for one-way flight options from Kansas to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 2, 2026.
This Trip.com deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/128:30 pm
TUL
- STL
1 stop13h 19m
Frontier
Deal found 2/1![Frontier logo]()
$72
This Delta deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:59 pm
ICT
- STL
1 stop5h 37m
Delta
Deal found 1/30![Delta logo]()
$79
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/284:07 pm
ICT
- STL
1 stop5h 05m
American Airlines
Deal found 1/31![American Airlines logo]()
$80
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/2810:16 am
TUL
- STL
1 stop5h 12m
American Airlines
Deal found 1/31![American Airlines logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/2711:00 am
MCI
- STL
1 stop19h 51m
Frontier
Deal found 1/31![Frontier logo]()
$80
This Delta deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:41 am
ICT
- STL
2 stops11h 01m
Delta
Deal found 1/30![Delta logo]()
$84
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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.
Sat 2/287:15 am
MCI
- STL
1 stop6h 35m
American Airlines
Deal found 1/31![American Airlines logo]()
$84
This Southwest deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 2/285:20 am
TUL
- STL
Nonstop1h 20m
Southwest
Deal found 1/31![Southwest logo]()
$86
This Delta deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 4/17:35 am
ICT
- STL
1 stop6h 49m
Delta
Deal found 1/31![Delta logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” 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 3/34:24 pm
MCI
- STL
1 stop30h 03m
Multiple Airlines
Deal found 1/31![Multiple Airlines logo]()
$93
This Delta deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:59 pm
ICT
- STL
1 stop5h 37m
Delta
Deal found 1/30![Delta logo]()
$96
This Southwest deal was found by Cheapflights users on 1/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:45 am
TUL
- STL
1 stop3h 45m
Southwest
Deal found 1/30![Southwest logo]()
$96
Find flight deals from Kansas to St. Louis
Keep the following information in mind while searching for Kansas to St. Louis flight deals. Data was last updated February 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (Southwest) |
One-way from | $72 (Trip.com) |
Popular in | January |
Cheapest in | April |
Average price | $309 |
Good round-trip deal | $334 or less |
Good one-way deal | $189 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Kansas 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 February 2, 2026.
Use the filters below to find and compare flights from Kansas to St. Louis that are best for you.
Fly from
Kansas
Fly to
St. Louis
Route
Depart
Return
Price
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Wed 4/1
1:05 pm-5:55 pm
1 stop4h 50m
Lambert-St Louis
Wed 4/8
8:25 am-4:10 pm
2 stops7h 45m
$122
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Wed 4/29
8:00 am-1:25 pm
1 stop5h 25m
Lambert-St Louis
Mon 5/4
3:50 pm-5:00 pm
Nonstop1h 10m
$195
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Sat 2/28
1:05 pm-4:45 pm
1 stop3h 40m
Lambert-St Louis
Sat 3/7
5:55 pm-12:05 am
1 stop6h 10m
$213
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Tue 3/31
6:15 am-12:10 pm
2 stops5h 55m
Lambert-St Louis
Tue 4/7
8:35 am-4:10 pm
1 stop7h 35m
$224
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Sat 2/28
8:41 pm-6:51 am
2 stops34h 10m
Lambert-St Louis
Sat 3/7
8:12 pm-6:55 pm
1 stop22h 43m
$230
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Thu 3/5
4:24 pm-7:02 am
1 stop14h 38m
Lambert-St Louis
Mon 3/9
4:51 pm-3:29 pm
1 stop22h 38m
$241
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Tue 3/3
3:47 pm-10:14 pm
1 stop6h 27m
Lambert-St Louis
Wed 3/4
6:00 am-11:10 am
1 stop5h 10m
$251
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Sat 2/28
9:42 am-3:28 pm
1 stop5h 46m
Lambert-St Louis
Sat 3/7
4:13 pm-11:06 pm
1 stop6h 53m
$261
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Wed 2/25
4:39 pm-11:59 pm
2 stops31h 20m
Lambert-St Louis
Sat 2/28
8:17 pm-9:58 am
1 stop13h 41m
$263
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Sat 5/9
5:25 am-1:35 pm
2 stops8h 10m
Lambert-St Louis
Sun 5/10
4:40 pm-11:30 pm
1 stop6h 50m
$264
Showing 1-10 of 49 results
Best time to book a flight from Kansas to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Kansas with our price prediction graph.
ICT-STL
TUL-STL
MCI-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 Kansas to St. Louis
USKS-STL
ICT-STL
TUL-STL
MCI-STL
What is the cheapest month to book a flight from Kansas to St. Louis?
Currently, October is the cheapest month in which you can book a flight from Kansas to St. Louis (average of $84). Flying from Kansas to St. Louis in June is currently the most expensive (average of $285). 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 KS to STL?
Find hourly flight availability from Kansas 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 February 2, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kansas to St. Louis as you normally would.
Weekly flight availability from Kansas to St. Louis
Explore weekly flight availability from Kansas to St. Louis. 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 February 2, 2026.
The most flights from USKS to STL are scheduled on a Friday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Kansas to St. Louis?
Related info for your journey
Find useful and relevant information for your journey from Kansas 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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Kansas to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Kansas to St. Louis
Discover the top 2 airlines that operate flights from Kansas 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 February 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$253 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$278 | Average$389 | FlexibilityNo cancel fee | On-time71% |