Cheap flight from Kansas City to St. Louis from $54
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Flights from Kansas City to St. Louis
Cheap flight deals from Kansas City to St. Louis
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
MCI 5:40 AM1h 5mNonstopSTL 6:45 AMKansas City - St. Louis | Thu, May 22 | Southwest Airlines
STL 11:05 AM1h 5mNonstopMCI 12:10 PMSt. Louis - Kansas City | Sun, May 25 | Southwest Airlines$238 $52154% OFF54% OFF$521 $238 -
MCI 4:45 PM1hNonstopSTL 5:45 PMKansas City - St. Louis | Sat, May 10 | Southwest Airlines
STL 10:10 AM1h 10mNonstopMCI 11:20 AMSt. Louis - Kansas City | Sun, May 11 | Southwest Airlines$239 $52154% OFF54% OFF$521 $239
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MCI 4:50 PM1hNonstopSTL 5:50 PMKansas City - St. Louis | Wed, Jun 4 | Southwest Airlines
STL 3:40 PM1h 5mNonstopMCI 4:45 PMSt. Louis - Kansas City | Fri, Jun 6 | Southwest Airlines$269 $52148% OFF48% OFF$521 $269
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MCI 7:45 AM4h 34m1 stopsSTL 12:19 PMKansas City - St. Louis | Sat, May 10 | United Airlines
STL 6:30 AM4h 6m1 stopsMCI 10:36 AMSt. Louis - Kansas City | Tue, May 13 | United Airlines$24054% OFF$521 $240 -
MCI 5:10 PM1h 5mNonstopSTL 6:15 PMKansas City - St. Louis | Sat, Jun 7 | Southwest Airlines
STL 4:37 PM7h 13m1 stopsMCI 11:50 PMSt. Louis - Kansas City | Mon, Jun 9 | American Airlines$29344% OFF$521 $293
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MCI 8:45 AM7h 4m1 stopsSTL 3:49 PMKansas City - St. Louis | Mon, May 12 | United Airlines
STL 5:20 AM7h 32m1 stopsMCI 12:52 PMSt. Louis - Kansas City | Tue, May 13 | United Airlines$31839% OFF$521 $318
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MCI 11:30 AM9h 45m1 stopsSTL 9:15 PMKansas City - St. Louis | Tue, Jun 3 | United Airlines
STL 5:00 AM9h 25m1 stopsMCI 2:25 PMSt. Louis - Kansas City | Wed, Jun 4 | United Airlines$31939% OFF$521 $319
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MCI 6:34 PM5h 25m1 stopsSTL 11:59 PMKansas City - St. Louis | Sat, Jun 7 | American Airlines
STL 8:05 PM3h 54m1 stopsMCI 11:59 PMSt. Louis - Kansas City | Mon, Jun 9 | American Airlines$32837% OFF$521 $328 -
MCI 6:10 PM16h 2m1 stopsSTL 10:12 AMKansas City - St. Louis | Fri, Jun 20 | United Airlines
STL 8:10 AM26h 24m1 stopsMCI 10:34 AMSt. Louis - Kansas City | Mon, Jun 23 | United Airlines$38626% OFF$521 $386
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MCI 6:00 AM10h 31m1 stopsSTL 4:31 PMKansas City - St. Louis | Thu, May 29 | United Airlines
STL 5:00 AM9h 25m1 stopsMCI 2:25 PMSt. Louis - Kansas City | Sat, May 31 | United Airlines$40223% OFF$521 $402
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MKC 1:00 PM17h 25m1 stopsSTL Invalid DateKansas City - St. Louis | Mon, May 12 | Normal Airline
STL 3:00 PM6hNonstopMKC 4:00 PMSt. Louis - Kansas City | Wed, May 14 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
MCI 11:50 AM1hNonstopSTL 12:50 PMKansas City - St. Louis | Wed, May 21 | Southwest Airlines$54 $20774% OFF74% OFF$207 $54
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MCI 4:50 PM1hNonstopSTL 5:50 PMKansas City - St. Louis | Wed, May 14 | Southwest Airlines$55 $20774% OFF74% OFF$207 $55
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MCI 11:20 AM1h 5mNonstopSTL 12:25 PMKansas City - St. Louis | Mon, Jun 2 | Southwest Airlines$56 $20773% OFF73% OFF$207 $56
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MCI 5:10 PM1h 5mNonstopSTL 6:15 PMKansas City - St. Louis | Sat, Jun 14 | Southwest Airlines$8559% OFF$207 $85
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MCI 5:50 AM1h 5mNonstopSTL 6:55 AMKansas City - St. Louis | Tue, May 13 | Southwest Airlines$9753% OFF$207 $97
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MCI 11:20 AM1h 5mNonstopSTL 12:25 PMKansas City - St. Louis | Thu, May 22 | Southwest Airlines$12838% OFF$207 $128
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MCI 7:45 AM4h 34m1 stopsSTL 12:19 PMKansas City - St. Louis | Sat, May 10 | United Airlines$12042% OFF$207 $120
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MCI 8:51 PM12h 18m1 stopsSTL 9:09 AMKansas City - St. Louis | Thu, May 15 | Frontier Airlines$12142% OFF$207 $121 -
MCI 10:55 AM4h 40m1 stopsSTL 3:35 PMKansas City - St. Louis | Sun, May 18 | Southwest Airlines$16023% OFF$207 $160
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MCI 10:20 AM7h 40m1 stopsSTL 6:00 PMKansas City - St. Louis | Mon, May 19 | Southwest Airlines$16023% OFF$207 $160
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MKC 1:00 PM17h 25m1 stopsSTL Invalid DateKansas City - St. Louis | Mon, May 12 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Kansas City to St. Louis
| Cheapest one-way flight price | $53 |
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| Cheapest round-trip ticket price | $237 |
| Off-season for travel | April |
| Peak season for travel | February |
| Flight distance | 384.94 km |
| Average flight time | 1 hour 1 minute |
| Popular airline | United Airlines |
When is the cheapest time to fly from Kansas City to St. Louis?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Kansas City (MKC) to St. Louis (STL) the cheapest?
Airlines adjust prices for flights from Kansas City to St. Louis based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Kansas City (MKC) to St. Louis (STL) cost?
According to Trip.com's data, the lowest price is around $470. -
How long does it take to fly from Kansas City (MKC) to St. Louis (STL) and what is the distance?
It takes around 1 hour 1 minute to fly from Kansas City (MKC) to St. Louis (STL). -
What are the most popular airlines that fly from Kansas City (MKC) to St. Louis (STL)?
Airlines with flights from Kansas City (MKC) to St. Louis (STL): Southwest Airlines and Sun Country Airlines.
How to find a cheap flight from Kansas City to St. Louis
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Kansas City to St. Louis. Book your flights at the right time and save more.
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