$111+ Cheap flights from Kansas to St. Louis (STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ICT — STL
Oct 14 — Oct 211
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 September 14, 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 September 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:32 pm -
1 stop22h 45m
Mon 10/58:10 pm -
1 stop23h 27m
Deal found 9/11![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:32 pm -
1 stop22h 45m
Mon 10/58:10 pm -
1 stop23h 27m
Deal found 9/11![Frontier logo]()
$215
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 11/276:05 am -
1 stop5h 10m
Wed 12/26:20 am -
1 stop6h 05m
Deal found 9/13![Southwest logo]()
$254
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:30 pm -
1 stop12h 47m
Mon 9/2812:17 pm -
1 stop9h 28m
Deal found 9/9![Frontier logo]()
$260
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:15 am -
Nonstop1h 00m
Thu 10/223:05 pm -
Nonstop1h 05m
Deal found 9/9![Southwest logo]()
$277
This CheapOair deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:43 pm -
1 stop18h 41m
Thu 10/2212:16 pm -
1 stop23h 42m
Deal found 9/9![Frontier logo]()
$280
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:00 am -
1 stop5h 13m
Mon 10/266:50 pm -
1 stop4h 35m
Deal found 9/10![United Airlines logo]()
$281
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:00 am -
1 stop7h 10m
Mon 10/125:36 pm -
1 stop4h 23m
Deal found 9/9![United Airlines logo]()
$281
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:43 pm -
1 stop22h 32m
Mon 10/268:00 pm -
1 stop23h 47m
Deal found 9/10![Frontier logo]()
$285
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:35 pm -
1 stop10h 45m
Thu 10/156:10 pm -
1 stop5h 45m
Deal found 9/10![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 pm -
1 stop4h 35m
Tue 11/37:05 am -
2 stops10h 50m
Deal found 9/10![Southwest logo]()
$286
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:05 am -
1 stop5h 45m
Fri 10/236:10 pm -
1 stop5h 45m
Deal found 9/10![Southwest logo]()
$289
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 September 14, 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 September 14, 2026.
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 11/276:05 am -
1 stop5h 10m
Wed 12/26:20 am -
1 stop6h 05m
Deal found 9/13![Southwest logo]()
$254
This CheapOair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:30 pm -
1 stop12h 47m
Mon 10/58:10 pm -
1 stop23h 27m
Deal found 9/13![Frontier logo]()
$305
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:49 pm -
1 stop6h 51m
Sun 11/86:00 am -
1 stop5h 24m
Deal found 9/10![United Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:14 am -
1 stop4h 40m
Fri 10/26:00 am -
1 stop6h 29m
Deal found 9/9![Delta logo]()
$383
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:05 am -
1 stop5h 45m
Mon 10/266:10 pm -
1 stop5h 45m
Deal found 9/10![Southwest logo]()
$281
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:00 pm -
1 stop5h 40m
Thu 10/89:50 pm -
Nonstop1h 10m
Deal found 9/9![Southwest logo]()
$287
This CheapOair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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.
Tue 9/298:32 pm -
1 stop22h 45m
Sat 10/38:10 pm -
1 stop23h 27m
Deal found 9/13![Frontier logo]()
$320
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:35 pm -
2 stops7h 20m
Tue 11/311:45 am -
2 stops6h 10m
Deal found 9/10![Southwest logo]()
$291
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:50 pm -
Nonstop1h 05m
Wed 10/141:25 pm -
Nonstop1h 05m
Deal found 9/9![Southwest logo]()
$295
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:11 am -
1 stop4h 59m
Fri 10/301:08 pm -
2 stops8h 51m
Deal found 9/10![United Airlines logo]()
$395
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:45 pm -
1 stop5h 25m
Fri 11/135:40 am -
1 stop9h 45m
Deal found 9/9![Southwest logo]()
$296
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:20 pm -
1 stop6h 05m
Thu 11/1911:20 am -
1 stop6h 25m
Deal found 9/9![Southwest logo]()
$297
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:15 pm -
1 stop4h 35m
Fri 10/166:10 pm -
1 stop5h 15m
Deal found 9/9![Southwest logo]()
$311
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:15 am -
1 stop6h 10m
Thu 10/222:30 pm -
2 stops7h 25m
Deal found 9/10![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:50 pm -
Nonstop1h 05m
Sun 10/259:45 pm -
Nonstop1h 10m
Deal found 9/11![Southwest logo]()
$323
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:05 am -
1 stop5h 00m
Sun 11/85:10 am -
2 stops8h 10m
Deal found 9/10![Southwest logo]()
$325
This Southwest deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 pm -
1 stop4h 20m
Sun 10/115:00 am -
2 stops8h 45m
Deal found 9/8![Southwest logo]()
$325
This Southwest deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:55 pm -
Nonstop1h 05m
Sat 10/171:45 pm -
Nonstop1h 05m
Deal found 9/12![Southwest logo]()
$329
This Southwest deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:35 am -
Nonstop1h 00m
Mon 10/53:05 pm -
Nonstop1h 05m
Deal found 9/12![Southwest logo]()
$329
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:50 pm -
Nonstop1h 05m
Mon 10/58:30 am -
Nonstop1h 05m
Deal found 9/11![Southwest logo]()
$329
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:15 pm -
1 stop4h 35m
Fri 10/236:10 pm -
1 stop5h 15m
Deal found 9/11![Southwest logo]()
$335
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:35 pm -
1 stop8h 50m
Sun 10/186:05 am -
1 stop9h 25m
Deal found 9/13![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:40 pm -
1 stop4h 35m
Mon 10/191:25 pm -
2 stops8h 30m
Deal found 9/13![Southwest logo]()
$354
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 11/275:00 am -
1 stop5h 05m
Mon 11/305:40 pm -
1 stop7h 15m
Deal found 9/13![Southwest logo]()
$358
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:05 pm -
1 stop6h 35m
Sun 10/255:00 am -
1 stop4h 30m
Deal found 9/13![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:35 pm -
1 stop5h 25m
Sun 11/11:20 pm -
2 stops5h 55m
Deal found 9/13![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:05 am -
2 stops8h 55m
Mon 10/125:50 pm -
1 stop6h 05m
Deal found 9/9![Southwest logo]()
$380
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:00 pm -
2 stops9h 55m
Fri 10/26:10 pm -
1 stop5h 45m
Deal found 9/9![Southwest logo]()
$388
Last-minute flights from Kansas to St. LouisDiscover last-minute flight deals from Kansas to St. Louis. Data last updated September 14, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas to St. Louis. Data last updated September 14, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:32 pm -
1 stop22h 45m
Fri 9/258:10 pm -
1 stop23h 27m
Deal found 9/9![Frontier logo]()
$290
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:30 pm -
1 stop12h 47m
Mon 9/2812:17 pm -
1 stop9h 28m
Deal found 9/9![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:32 pm -
1 stop22h 45m
Mon 10/58:10 pm -
1 stop23h 27m
Deal found 9/11![Frontier logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:32 pm -
1 stop22h 45m
Mon 10/58:10 pm -
1 stop23h 27m
Deal found 9/11![Frontier logo]()
$215
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:35 pm -
1 stop10h 45m
Thu 10/156:10 pm -
1 stop5h 45m
Deal found 9/10![Southwest logo]()
$286
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:00 am -
1 stop7h 10m
Mon 10/125:36 pm -
1 stop4h 23m
Deal found 9/9![United Airlines logo]()
$281
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:15 am -
Nonstop1h 00m
Thu 10/223:05 pm -
Nonstop1h 05m
Deal found 9/9![Southwest logo]()
$277
This CheapOair deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:43 pm -
1 stop18h 41m
Thu 10/2212:16 pm -
1 stop23h 42m
Deal found 9/9![Frontier logo]()
$280
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:05 am -
1 stop5h 45m
Fri 10/236:10 pm -
1 stop5h 45m
Deal found 9/10![Southwest logo]()
$289
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 pm -
1 stop4h 35m
Tue 11/37:05 am -
2 stops10h 50m
Deal found 9/10![Southwest logo]()
$286
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:00 am -
1 stop5h 13m
Mon 10/266:50 pm -
1 stop4h 35m
Deal found 9/10![United Airlines logo]()
$281
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:43 pm -
1 stop22h 32m
Mon 10/268:00 pm -
1 stop23h 47m
Deal found 9/10![Frontier logo]()
$285
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 September 14, 2026.
Search for one-way flight options from Kansas to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 14, 2026.
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:43 pm -
1 stop18h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:32 pm -
1 stop27h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:36 pm -
1 stop22h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:43 pm -
1 stop18h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:43 pm -
1 stop22h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:43 pm -
1 stop22h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:43 pm -
1 stop22h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$131
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:30 pm -
1 stop13h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:43 pm -
1 stop22h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$136
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am -
1 stop6h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$141
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 pm -
1 stop4h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$165
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:10 am -
1 stop5h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$168
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 September 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $177 (Kiwi.com) |
One-way from | $111 (CheapOair) |
Popular in | May |
Cheapest in | February |
Average price | $288 |
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 7,457,451 searches. Data last updated September 14, 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
Quickest round-trip
Kansas CitySt. Louis
MCI Kansas City - STL Lambert-St Louis
MCISTL
Kansas City
Thu 12/10
12:20 pm-1:20 pm
Nonstop1h 00m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
Kansas CitySt. Louis
MCI Kansas City - STL Lambert-St Louis
MCISTL
Kansas City
Thu 10/8
1:50 pm-2:55 pm
Nonstop1h 05m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
Kansas CitySt. Louis
MCI Kansas City - STL Lambert-St Louis
MCISTL
Kansas City
Thu 11/19
8:15 am-9:30 am
Nonstop1h 15m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$139
TulsaSt. Louis
TUL Tulsa - STL Lambert-St Louis
TULSTL
Tulsa
Thu 10/8
6:08 am-10:50 am
1 stop4h 42m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$141
Kansas CitySt. Louis
MCI Kansas City - STL Lambert-St Louis
MCISTL
Kansas City
Sat 10/31
6:20 am-7:20 am
Nonstop1h 00m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$145
Kansas CitySt. Louis
MCI Kansas City - STL Lambert-St Louis
MCISTL
Kansas City
Mon 11/9
6:30 pm-12:30 am
1 stop6h 00m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
Kansas CitySt. Louis
MCI Kansas City - STL Lambert-St Louis
MCISTL
Kansas City
Fri 11/13
12:40 pm-1:45 pm
Nonstop1h 05m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$150
WichitaSt. Louis
ICT Wichita Eisenhower National - STL Lambert-St Louis
ICTSTL
Wichita Eisenhower National
Thu 10/8
7:30 pm-11:50 pm
1 stop4h 20m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$165
WichitaSt. Louis
ICT Wichita Eisenhower National - STL Lambert-St Louis
ICTSTL
Wichita Eisenhower National
Fri 11/6
5:05 am-10:05 am
1 stop5h 00m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$165
Kansas CitySt. Louis
MCI Kansas City - STL Lambert-St Louis
MCISTL
Kansas City
Thu 11/12
6:05 pm-7:10 pm
Nonstop1h 05m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$165
Showing 1-10 of 57 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.
TUL-STL
MCI-STL
ICT-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
TUL-STL
MCI-STL
ICT-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.
How much does it cost to fly round-trip from Kansas to St. Louis?
Airfare is typical for this route at the moment.
Kansas to St. Louis flights typically cost between $244 and $313 in October.The cheapest round-trip price found within the last 5 days was $281 on United Airlines (Oct 22-Oct 26).
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 locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Edwardsville
Glencoe
Chesterfield
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Alternative routes for Kansas to St. Louis
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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 September 14, 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 September 14, 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 7,457,451 searches. Data last updated September 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$292 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$209 | Average$493 | FlexibilityNo cancel fee | On-time69% |