$63+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
ICT — STL
Aug 29 — Sep 51
Round-trip
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 July 30, 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 July 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Sun 8/306:17 pm
STL
- MCI
1 stop16h 24m
Frontier
Deal found 7/27![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Fri 9/46:17 pm
STL
- MCI
1 stop21h 48m
Frontier
Deal found 7/29![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/171:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Thu 8/206:17 pm
STL
- MCI
1 stop16h 24m
Frontier
Deal found 7/25![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:26 am
MCI
- STL
1 stop5h 56m
Frontier
Mon 8/317:58 pm
STL
- MCI
2 stops38h 43m
Frontier
Deal found 7/27![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Mon 8/317:58 pm
STL
- MCI
2 stops38h 43m
Frontier
Deal found 7/27![Frontier logo]()
$208
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:10 pm
ICT
- STL
1 stop6h 55m
Southwest
Sat 8/225:45 am
STL
- ICT
1 stop6h 10m
Southwest
Deal found 7/27![Southwest logo]()
$209
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/202:00 pm
ICT
- STL
2 stops9h 50m
Southwest
Thu 9/36:05 am
STL
- ICT
1 stop5h 55m
Southwest
Deal found 7/24![Southwest logo]()
$219
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ICT
- STL
1 stop9h 10m
Southwest
Wed 8/193:05 pm
STL
- ICT
2 stops7h 20m
Southwest
Deal found 7/26![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:30 am
ICT
- STL
1 stop3h 45m
Southwest
Mon 9/143:15 pm
STL
- ICT
2 stops7h 25m
Southwest
Deal found 7/27![Southwest logo]()
$224
This CheapOair deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:47 pm
MCI
- STL
1 stop25h 03m
Frontier
Wed 8/266:45 pm
STL
- MCI
1 stop21h 17m
Frontier
Deal found 7/29![Frontier logo]()
$231
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:15 pm
MCI
- STL
Nonstop1h 00m
Southwest
Mon 8/248:30 am
STL
- MCI
Nonstop1h 05m
Southwest
Deal found 7/28![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:56 pm
ICT
- STL
1 stop4h 46m
American Airlines
Thu 9/39:32 am
STL
- ICT
1 stop5h 32m
American Airlines
Deal found 7/28![American Airlines logo]()
$253
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 July 30, 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 July 30, 2026.
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/173:10 pm
ICT
- STL
1 stop6h 55m
Southwest
Sat 8/225:45 am
STL
- ICT
1 stop6h 10m
Southwest
Deal found 7/25![Southwest logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Fri 9/46:17 pm
STL
- MCI
2 stops18h 36m
Frontier
Deal found 7/29![Frontier logo]()
$215
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:53 pm
ICT
- STL
1 stop4h 38m
United Airlines
Fri 9/45:30 pm
STL
- ICT
1 stop6h 03m
United Airlines
Deal found 7/27![United Airlines logo]()
$258
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:30 am
ICT
- STL
1 stop3h 45m
Southwest
Wed 9/163:45 pm
STL
- ICT
1 stop6h 45m
Southwest
Deal found 7/28![Southwest logo]()
$209
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:10 pm
ICT
- STL
1 stop7h 00m
Southwest
Mon 9/283:15 pm
STL
- ICT
2 stops7h 25m
Southwest
Deal found 7/28![Southwest logo]()
$214
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/205:30 am
ICT
- STL
1 stop3h 45m
Southwest
Thu 9/36:05 am
STL
- ICT
1 stop5h 55m
Southwest
Deal found 7/24![Southwest logo]()
$214
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:20 pm
ICT
- STL
1 stop4h 49m
United Airlines
Wed 12/166:00 am
STL
- ICT
1 stop5h 13m
United Airlines
Deal found 7/25![United Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/222:25 pm
MCI
- STL
Nonstop1h 00m
Southwest
Sat 8/2910:10 am
STL
- MCI
Nonstop1h 10m
Southwest
Deal found 7/25![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/197:15 am
TUL
- STL
1 stop4h 47m
United Airlines
Fri 8/2110:53 am
STL
- TUL
1 stop7h 10m
United Airlines
Deal found 7/25![United Airlines logo]()
$290
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:15 pm
MCI
- STL
Nonstop1h 00m
Southwest
Mon 8/248:30 am
STL
- MCI
Nonstop1h 05m
Southwest
Deal found 7/27![Southwest logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:26 pm
TUL
- STL
1 stop4h 33m
United Airlines
Sun 9/69:30 am
STL
- TUL
1 stop5h 30m
United Airlines
Deal found 7/25![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/178:25 am
MCI
- STL
Nonstop1h 05m
Southwest
Thu 8/202:20 pm
STL
- MCI
Nonstop1h 05m
Southwest
Deal found 7/25![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:20 am
MCI
- STL
Nonstop1h 05m
Southwest
Wed 8/266:30 am
STL
- MCI
1 stop4h 00m
Southwest
Deal found 7/26![Southwest logo]()
$247
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:21 am
TUL
- STL
1 stop5h 23m
United Airlines
Wed 9/98:30 am
STL
- TUL
2 stops12h 26m
United Airlines
Deal found 7/26![United Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:15 pm
TUL
- STL
1 stop5h 40m
Southwest
Tue 9/153:45 pm
STL
- TUL
1 stop6h 55m
Southwest
Deal found 7/26![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:10 pm
TUL
- STL
2 stops8h 05m
Southwest
Mon 9/285:15 am
STL
- TUL
2 stops7h 05m
Southwest
Deal found 7/27![Southwest logo]()
$265
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:25 am
TUL
- STL
1 stop7h 50m
Southwest
Fri 10/235:25 am
STL
- TUL
1 stop6h 20m
Southwest
Deal found 7/26![Southwest logo]()
$290
This Southwest deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 9/175:35 am
TUL
- STL
1 stop4h 55m
Southwest
Fri 9/185:15 am
STL
- TUL
2 stops7h 05m
Southwest
Deal found 7/25![Southwest logo]()
$295
Last-minute flights from Kansas to St. LouisDiscover last-minute flight deals from Kansas to St. Louis. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas to St. Louis. Data last updated July 30, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/171:45 pm
MCI
- STL
1 stop5h 38m
Frontier
Thu 8/206:17 pm
STL
- MCI
1 stop16h 24m
Frontier
Deal found 7/25![Frontier logo]()
$200
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:10 pm
ICT
- STL
1 stop6h 55m
Southwest
Sat 8/225:45 am
STL
- ICT
1 stop6h 10m
Southwest
Deal found 7/27![Southwest logo]()
$209
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ICT
- STL
1 stop9h 10m
Southwest
Wed 8/193:05 pm
STL
- ICT
2 stops7h 20m
Southwest
Deal found 7/26![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/202:00 pm
ICT
- STL
2 stops9h 50m
Southwest
Thu 9/36:05 am
STL
- ICT
1 stop5h 55m
Southwest
Deal found 7/24![Southwest logo]()
$219
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:15 pm
MCI
- STL
Nonstop1h 00m
Southwest
Mon 8/248:30 am
STL
- MCI
Nonstop1h 05m
Southwest
Deal found 7/28![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:56 pm
ICT
- STL
1 stop4h 46m
American Airlines
Thu 9/39:32 am
STL
- ICT
1 stop5h 32m
American Airlines
Deal found 7/28![American Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:26 am
MCI
- STL
1 stop5h 56m
Frontier
Mon 8/317:58 pm
STL
- MCI
2 stops38h 43m
Frontier
Deal found 7/27![Frontier logo]()
$206
This CheapOair deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:47 pm
MCI
- STL
1 stop25h 03m
Frontier
Wed 8/266:45 pm
STL
- MCI
1 stop21h 17m
Frontier
Deal found 7/29![Frontier logo]()
$231
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:00 am
TUL
- STL
1 stop4h 24m
American Airlines
Thu 8/275:42 am
STL
- TUL
1 stop6h 07m
American Airlines
Deal found 7/27![American Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Sun 8/306:17 pm
STL
- MCI
1 stop16h 24m
Frontier
Deal found 7/27![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Fri 9/46:17 pm
STL
- MCI
1 stop21h 48m
Frontier
Deal found 7/29![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Mon 8/317:58 pm
STL
- MCI
2 stops38h 43m
Frontier
Deal found 7/27![Frontier logo]()
$208
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 July 30, 2026.
Search for one-way flight options from Kansas to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:26 am
MCI
- STL
1 stop5h 56m
Frontier
Deal found 7/26![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:26 am
MCI
- STL
1 stop29h 56m
Frontier
Deal found 7/28![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:26 am
MCI
- STL
1 stop5h 56m
Frontier
Deal found 7/26![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/225:00 pm
MCI
- STL
1 stop24h 22m
Frontier
Deal found 7/25![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:32 pm
MCI
- STL
1 stop22h 45m
Frontier
Deal found 7/29![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/2111:26 am
MCI
- STL
1 stop5h 56m
Frontier
Deal found 7/25![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:32 pm
MCI
- STL
1 stop22h 45m
Frontier
Deal found 7/29![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:32 pm
MCI
- STL
1 stop22h 45m
Frontier
Deal found 7/29![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:17 pm
MCI
- STL
1 stop4h 58m
Frontier
Deal found 7/26![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:17 pm
MCI
- STL
1 stop28h 58m
Frontier
Deal found 7/26![Frontier logo]()
$101
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:10 pm
ICT
- STL
1 stop7h 00m
Southwest
Deal found 7/29![Southwest logo]()
$105
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/295:10 am
ICT
- STL
2 stops7h 25m
Southwest
Deal found 7/24![Southwest logo]()
$110
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 July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $129 (Kiwi.com) |
One-way from | $63 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $469 |
Good round-trip deal | $658 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 July 30, 2026.
Use the filters below to find and compare flights from Kansas to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
WichitaSt. Louis
ICT - STL
ICTSTL
Wichita Eisenhower National
Mon 8/17
3:10 pm-10:05 pm
1 stop6h 55m
Lambert-St Louis
Sat 8/22
5:45 am-11:55 am
1 stop6h 10m
$209
WichitaSt. Louis
ICT - STL
ICTSTL
Wichita Eisenhower National
Mon 9/14
5:30 am-9:15 am
1 stop3h 45m
Lambert-St Louis
Wed 9/16
3:45 pm-10:30 pm
1 stop6h 45m
$209
WichitaSt. Louis
ICT - STL
ICTSTL
Wichita Eisenhower National
Thu 9/24
3:10 pm-10:10 pm
1 stop7h 00m
Lambert-St Louis
Mon 9/28
3:15 pm-10:40 pm
2 stops7h 25m
$214
WichitaSt. Louis
ICT - STL
ICTSTL
Wichita Eisenhower National
Thu 8/20
5:30 am-9:15 am
1 stop3h 45m
Lambert-St Louis
Thu 9/3
6:05 am-12:00 pm
1 stop5h 55m
$214
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Fri 8/28
11:26 am-5:22 pm
1 stop5h 56m
Lambert-St Louis
Fri 9/4
6:17 pm-12:53 pm
2 stops18h 36m
$215
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Sat 8/22
2:25 pm-3:25 pm
Nonstop1h 00m
Lambert-St Louis
Sat 8/29
10:10 am-11:20 am
Nonstop1h 10m
$237
Quickest round-trip
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Thu 8/20
12:15 pm-1:15 pm
Nonstop1h 00m
Lambert-St Louis
Mon 8/24
8:30 am-9:35 am
Nonstop1h 05m
$237
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Mon 8/17
8:25 am-9:30 am
Nonstop1h 05m
Lambert-St Louis
Thu 8/20
2:20 pm-3:25 pm
Nonstop1h 05m
$237
Kansas CitySt. Louis
MCI - STL
MCISTL
Kansas City
Tue 8/25
8:20 am-9:25 am
Nonstop1h 05m
Lambert-St Louis
Wed 8/26
6:30 am-10:30 am
1 stop4h 00m
$247
TulsaSt. Louis
TUL - STL
TULSTL
Tulsa
Tue 9/8
12:15 pm-5:55 pm
1 stop5h 40m
Lambert-St Louis
Tue 9/15
3:45 pm-10:40 pm
1 stop6h 55m
$255
Showing 1-10 of 48 resultsSorted by cheapest first
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.
MCI-STL
ICT-STL
TUL-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
MCI-STL
ICT-STL
TUL-STL
What is the cheapest month to book a flight from Kansas to St. Louis?
Currently, February is the cheapest month in which you can book a flight from Kansas to St. Louis (average of $181). Flying from Kansas to St. Louis in May is currently the most expensive (average of $615). 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.
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
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
Browse thousands of different options on Cheapflights for your next trip
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Complete your trip
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Kansas and St. Louis flights
Browse other Kansas and St. Louis flight options. Last updated on July 30, 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 30, 2026.
Kansas to St. Louis flights
Consider these flights traveling from Kansas to St. Louis.
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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$267 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$209 | Average$493 | FlexibilityNo cancel fee | On-time69% |