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Cheap flights from St. Louis to Kansas City from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Kansas City departing on 2/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Kansas City

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Kansas City that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to Kansas City.

Cheap last minute flights

Planning a quick getaway from St. Louis to Kansas City? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Kansas City, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Kansas City

Find recent round-trip train or bus tickets from St. Louis to Kansas City.

All round-trip flight deals from St. Louis to Kansas City

The cheapest plane tickets from St. Louis to Kansas City found on KAYAK recently.
3:00 pm - 4:10 pmSTL-MCI
1h 10mnonstop
3:55 pm - 9:00 pmMCI-STL
5h 05m1 stop
$331Southwest
Find Deal
Fri, Feb 21 - Fri, Feb 28
5:37 pm - 11:02 pmSTL-MCI
5h 25m1 stop
5:15 pm - 10:44 pmMCI-STL
5h 29m1 stop
$332American Airlines
Find Deal
Sat, Mar 8 - Sat, Mar 15
12:15 pm - 12:55 pmSTL-MCI
24h 40m3 stops
5:28 pm - 8:10 pmMCI-STL
26h 42m3 stops
Mon, Mar 3 - Thu, Mar 6
4:39 pm - 4:14 pmSTL-MCI
23h 35m1 stop
6:00 am - 9:34 pmMCI-STL
15h 34m1 stop
$471United Airlines
Find Deal
Mon, Mar 3 - Thu, Mar 6
3:00 pm - 4:10 pmSTL-MCI
1h 10mnonstop
5:25 am - 6:35 amMCI-STL
1h 10mnonstop
$511Southwest
Find Deal
Fri, Feb 21 - Fri, Feb 28
12:15 pm - 10:35 amSTL-MCI
22h 20m3 stops
7:24 pm - 8:10 pmMCI-STL
24h 46m3 stops
Fri, Feb 28 - Sun, Mar 2
4:36 pm - 4:09 pmSTL-MCI
23h 33m1 stop
5:45 am - 4:28 pmMCI-STL
10h 43m1 stop
$587United Airlines
Find Deal
Wed, Feb 5 - Fri, Feb 7
4:36 pm - 12:39 pmSTL-MCI
20h 03m1 stop
1:50 pm - 3:38 pmMCI-STL
25h 48m2 stops
$592United Airlines
Find Deal
Wed, Feb 5 - Fri, Feb 7
11:30 am - 11:48 pmSTL-MCI
12h 18m2 stops
1:50 pm - 2:14 pmMCI-STL
24h 24m2 stops
$608United Airlines
Find Deal
Wed, Feb 5 - Fri, Feb 7
10:24 am - 8:25 amSTL-MCI
22h 01m2 stops
11:52 am - 4:42 pmMCI-STL
28h 50m2 stops
$742Spirit Airlines
Find Deal
Sat, Mar 8 - Sat, Mar 15
10:10 am - 11:20 amSTL-MCI
1h 10mnonstop
$84Southwest
Find Deal
Sat, Feb 22
4:10 pm - 5:20 pmSTL-MCI
1h 10mnonstop
$166Southwest
Find Deal
Sun, May 25
10:15 am - 3:50 pmSTL-MCI
5h 35m2 stops
$171Southwest
Find Deal
Tue, Apr 22
10:25 am - 5:55 pmSTL-MCI
7h 30m2 stops
$191Southwest
Find Deal
Sat, Feb 22
8:20 am - 11:44 pmSTL-MCI
15h 24m1 stop
$202United Airlines
Find Deal
Tue, Feb 25
11:00 am - 12:10 pmSTL-MCI
1h 10mnonstop
$205Southwest
Find Deal
Wed, Feb 5
5:36 pm - 4:14 pmSTL-MCI
22h 38m2 stops
$227United Airlines
Find Deal
Tue, Feb 25
3:11 pm - 11:59 pmSTL-MCI
8h 48m1 stop
$231Alaska Airlines
Find Deal
Tue, Mar 25
6:06 am - 8:23 pmSTL-MCI
14h 17m1 stop
$235Delta
Find Deal
Wed, Feb 19
6:06 am - 11:25 pmSTL-MCI
17h 19m2 stops
$261Delta
Find Deal
Wed, Feb 19
9:10 am - 10:20 amSTL-MCI
1h 10mnonstop
6:25 pm - 7:30 pmMCI-STL
1h 05mnonstop
$695Southwest
Find Deal
Sat, Jan 25 - Mon, Jan 27
2:20 pm - 10:30 pmSTL-MCI
8h 10m2 stops
3:30 pm - 10:05 pmMCI-STL
6h 35m1 stop
$700Southwest
Find Deal
Sat, Jan 25 - Mon, Jan 27
4:28 pm - 10:56 amSTL-MCI
18h 28m2 stops
8:24 pm - 2:43 pmMCI-STL
18h 19m2 stops
$748Spirit Airlines
Find Deal
Sun, Jan 26 - Mon, Jan 27
10:15 am - 5:05 pmSTL-MCI
6h 50m2 stops
6:25 pm - 10:05 pmMCI-STL
3h 40m1 stop
$780Southwest
Find Deal
Sun, Jan 26 - Mon, Jan 27
4:28 pm - 10:56 amSTL-MCI
18h 28m2 stops
8:24 pm - 2:43 pmMCI-STL
18h 19m3 stops
$803Spirit Airlines
Find Deal
Sun, Jan 26 - Mon, Jan 27
5:15 pm - 2:55 pmSTL-MCI
21h 40m3 stops
8:24 pm - 2:43 pmMCI-STL
18h 19m3 stops
Sun, Jan 26 - Mon, Jan 27
9:44 am - 11:43 pmSTL-MCI
13h 59m2 stops
9:02 am - 10:20 pmMCI-STL
13h 18m2 stops
$2,966United Airlines
Find Deal
Sat, Jan 25 - Mon, Jan 27
3:00 pm - 4:10 pmSTL-MCI
1h 10mnonstop
5:25 am - 6:35 amMCI-STL
1h 10mnonstop
$511Southwest
Find Deal
Fri, Feb 21 - Fri, Feb 28

Southwest flights from St. Louis to Kansas City

Our best Southwest deals on St. Louis to Kansas City flight tickets
Southwest
Feb 21
STL3:00 pmLambert-St Louis
1h 10m
MCI4:10 pmKansas City
Feb 28
MCI3:55 pmKansas City
5h 05m
1 stop
STL9:00 pmLambert-St Louis
Southwest
Jan 30
STL9:00 amLambert-St Louis
4h 45m
1 stop
MCI1:45 pmKansas City
Feb 27
MCI5:25 amKansas City
1h 10m
STL6:35 amLambert-St Louis
Southwest
Jan 30
STL8:45 amLambert-St Louis
5h 50m
1 stop
MCI2:35 pmKansas City
Feb 27
MCI8:35 pmKansas City
4h 55m
1 stop
STL1:30 amLambert-St Louis

United Airlines flights from St. Louis to Kansas City

Our best United Airlines deals on St. Louis to Kansas City flight tickets
United Airlines
Mar 3
STL4:39 pmLambert-St Louis
23h 35m
1 stop
MCI4:14 pmKansas City
Mar 6
MCI6:00 amKansas City
15h 34m
1 stop
STL9:34 pmLambert-St Louis
United Airlines
Feb 5
STL4:36 pmLambert-St Louis
23h 33m
1 stop
MCI4:09 pmKansas City
Feb 7
MCI5:45 amKansas City
10h 43m
1 stop
STL4:28 pmLambert-St Louis
United Airlines
Feb 5
STL4:36 pmLambert-St Louis
20h 03m
1 stop
MCI12:39 pmKansas City
Feb 7
MCI1:50 pmKansas City
25h 48m
2 stops
STL3:38 pmLambert-St Louis

See travel insights to Kansas City from

How to get the cheapest flight ticket from St. Louis to Kansas City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Kansas City?

The cheapest day to depart on your flight to Kansas City is on a Thursday when prices can be found for as low as $394. This is often the case because there is less demand to fly during this day of the week. Flights from St. Louis to Kansas City on a Sunday will generally be more expensive and average around $604. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Kansas City?

Flying to Kansas City from St. Louis at noon is the least expensive time of day to depart. momondo users have found prices as low as $412 when looking at flights departing at noon. Try not to purchase tickets in the afternoon because they tend to be around $488. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Lambert-St Louis to Kansas City flight route?

Fly from Lambert-St Louis to Kansas City for the best Lambert-St Louis - Kansas City flight prices

What cabin class options are available on Lambert-St Louis to Kansas City flights?

There are 1 cabin classes available to choose from on Lambert-St Louis to Kansas City flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have St. Louis to Kansas City flight prices changed over time?

As of January 2025, prices for St. Louis to Kansas City flights are approximately 74% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Kansas City

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Kansas City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Kansas City (STL to MCI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Kansas City

Best Price Found

$84

Fastest flight time

1h 10m

Direct flights

Mon, Wed, Thu, Sat and Sun

Airports in Kansas City

1 airport
The best one-way flight to Kansas City from St. Louis in the past 72 hours is $84. The best round-trip flight deal from St. Louis to Kansas City found on momondo in the last 72 hours is $331.
The fastest flight from St. Louis to Kansas City takes 1h 10m
Direct flights go from St. Louis to Kansas City on Monday, Wednesday, Thursday, Saturday and Sunday. The only airline offering direct flights is Southwest.
There is 1 airport near Kansas City: Kansas City (MCI)

  • How far is Lambert-St Louis to Kansas City by plane?

    There are 237.1 mi between Lambert-St Louis and Kansas City. By plane, this route typically takes 1h 10m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Kansas City Airport?

    Prices for flights from Lambert-St Louis Airport to Kansas City Airport are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Kansas City Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Kansas City Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Kansas City Airport.

  • What documentation or ID do you need to fly to Kansas City Airport?

    The travel and health documents you'll need for your trip to Kansas City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kansas City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Kansas City?

  • What is the most popular airline from St. Louis to Kansas City?


Best airlines flying from St. Louis to Kansas City

Compare and see reviews for airlines that fly from St. Louis to Kansas City with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $209Free CancellationRating
8.1
4,654 reviews
Search Southwest flights
American AirlinesPriceFrom $286Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • Southwest Flights From St. Louis to Kansas City

    Southwest flies from St. Louis to Kansas City around 16 times per week, with 4,654 momondo users rating the airline 8.1/10. The cheapest Southwest deal from St. Louis to Kansas City in the last 72 hours was $209 (round-trip), much lower than the average airfare cost of $512 for Southwest flights on this route.


Traveling to a place near Kansas City?

Book flights to Kansas City if you plan to visit one of these locations
Topeka
Kansas City
Overland Park
Independence
Lawrence
Olathe
Lenexa
Blue Springs
Shawnee
Lee's Summit
Liberty
Excelsior Springs
Leavenworth
Belton
North Kansas City
Cameron
Warrensburg
Gladstone
Lansing
Missouri City

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Kansas City?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kansas City from St. Louis.

Can I find flights from St. Louis to Kansas City with flexible booking policies on momondo?

momondo does allow users to show only those flights to Kansas City from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Kansas City?

Once all potential St. Louis to Kansas City flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Kansas City right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Kansas City from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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