Cheap flights from St. Louis to Kansas City (STL - MCI)

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How to find the cheapest flight from
St. Louis (STL) to Kansas City (MCI)

All the information you need to plan the best STL to MCI flight in 2022: compare St. Louis to Kansas City flight prices with the expected peak season, weather and rainfall in Kansas City.
STL - MCI
Price
$82 - $501
MCI
Temperature
28.4 - 78.8 °F
MCI
Rainfall
1.1 - 5.2 inches

Popular in

April

High demand for flights, 50% potential price rise

Cheapest in

February

Best time to find cheap flights, 67% potential price drop

Average price

$345

Average for round-trip flights in August 2022

Round-trip from

$82

From Lambert-St Louis to Kansas City

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from St. Louis to Kansas City?

Our data shows that February tends to be the cheapest month to fly to Kansas City from St. Louis. Users have commonly found prices around $251 for the month, but tickets can be as low as $72. Due to multiple factors, prepare for potentially higher prices in April.

What is the cheapest day to fly round-trip from St. Louis to Kansas City?

Wednesday is generally a great day to depart. Flying on this day could help you save up to 26%.

When is the cheapest time to fly from St. Louis to Kansas City (STL - MCI)?

It’s optimal to fly from St. Louis to Kansas City in the morning. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight at noon.

Cheap flights from St. Louis to Kansas City in August, September 2022

The best prices found for STL to MCI flights for August, September
17 Aug - 19 Aug
$228pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
26 Aug - 28 Aug
$238pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
26 Aug - 28 Aug
$247pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

Lambert-St Louis to Kansas City 2022 flight deals

Cheap flights to Kansas City from St. Louis found for this year
17 Aug - 19 Aug
$228pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
26 Aug - 28 Aug
$238pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
26 Aug - 28 Aug
$247pp
STL
Lambert-St Louis
Multiple Airlines
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis

Cheap Frontier flights from St. Louis to Kansas City

26 Aug - 9 Sep
$228pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
26 Aug - 28 Aug
$238pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
13 Aug - 15 Aug
$300pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis

Cheap Spirit Airlines flights from St. Louis to Kansas City

9 Sep - 12 Sep
$251pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
19 Aug - 21 Aug
$298pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
14 Aug - 20 Aug
$318pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

Non-stop flights to Kansas City from St. Louis

Save time with St. Louis to Kansas City direct flight deals
24 Nov - 27 Nov
$4,377pp
STL
Lambert-St Louis
Linear Air Taxi
Non-Stop
MCI
Kansas City
MCI
Kansas City
Linear Air Taxi
Non-Stop
STL
Lambert-St Louis

Last minute flights from St. Louis to Kansas City

Late deals on round-trip flights to Kansas City from St. Louis, departing today and this week
17 Aug - 19 Aug
$228pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
13 Aug - 15 Aug
$300pp
STL
Lambert-St Louis
Frontier
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Frontier
 
1 STOP
STL
Lambert-St Louis
14 Aug - 20 Aug
$318pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
MCI
Kansas City
MCI
Kansas City
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

One-way flights to Kansas City from St. Louis

The cheapest one-way flights from St. Louis to Kansas City
6:09 am - 3:33 pm
Frontier
2 Stops
9h 24m
STL - MCI
Frontier
$213
Kiwi.com
8:05 am - 7:17 am
American Airlines
2 Stops
23h 12m
STL - MCI
American Airlines
5:12 pm - 4:45 pm
Spirit Airlines
2 Stops
23h 33m
STL - MCI
Spirit Airlines
$363
mytrip.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Kansas City</span> flights.

Flight FAQs

From St. Louis to Kansas City

What airports do I use to fly from St. Louis to Kansas City?

To fly from St. Louis to Kansas City, you need to book a flight from Lambert-St Louis (STL) to Kansas City (MCI). Nonstop flights to Kansas City from Lambert-St Louis take 1h 52m on average. When it comes time to book airfare, you have a few options: there are 3 outbound flights from Lambert-St Louis to Kansas City offered by 2 different airlines.

Which airlines flying from Lambert-St Louis to Kansas City have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Lambert-St Louis to Kansas City that may be offering flexible cancellation policies are American Airlines and Spirit Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from St. Louis to Kansas City for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Kansas City for under $300. The cheapest flight booked recently is on Frontier for just $228, but on average you can expect to pay $336.

Are there nonstop flights from St. Louis to Kansas City for under $4,400 on Cheapflights?

Cheapflights has at least 1 direct flight from St. Louis to Kansas City under $4,400. A good price for a nonstop flight from St. Louis to Kansas City is less than $4,377.

Are there last-minute flights available from St. Louis to Kansas City for under $300?

There are currently 20+ open flights from St. Louis to Kansas City within the next 7 days for less than $300.

What are the cheapest airlines flying from St. Louis to Kansas City round-trip?

Frontier, at $228, was found to be the cheapest airline from St. Louis to Kansas City.Alternate airlines to your destination round-trip include Spirit Airlines and American Airlines. Frontier is 9% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from St. Louis to Kansas City one-way?

One-way options have recently been found by users for as low as $110 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $117 and American Airlines from $143 one-way.

What are the cheapest flights from St. Louis to Kansas City?

Looking for the cheapest flight from St. Louis to Kansas City? While on average our users pay $334, our data indicates the cheapest price to be $163. The most popular route (Lambert-St Louis - Kansas City), is priced around $247.

What are the most popular airlines that fly from St. Louis to Kansas City?

When booking a flight from St. Louis to Kansas City, you may want to consider flying on American Airlines, Spirit Airlines or Southwest as they are the most popular for this route.

COVID Restrictions

View COVID Travel Restrictions for Kansas City, MO

Do I need a COVID test to fly to Kansas City from St. Louis?

Information is based on travel restrictions for travel to Kansas City within the United States

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Kansas City.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Kansas City.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Kansas City.

Do I need a test to fly back to St. Louis from Kansas City?

Returning to Lambert-St Louis from Kansas City

COVID-19 testing requirements
Visitors from Kansas City are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis.

Quarantine requirements
Visitors from Kansas City are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Kansas City, MO

Alternative routes for St. Louis to Kansas City

See prices for flight routes from nearby airports that may be better suited for you.

Hourly flight availability from St. Louis to Kansas City

See what time of day planes typically take off from St. Louis towards Kansas City.
Morning 6 AM to noon 50% of STL to MCI departures
Evening 6 PM to midnight 26% of STL to MCI departures
Afternoon Noon to 6 PM 23% of STL to MCI departures
Early morning Midnight to 6 AM 1% of STL to MCI departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from St. Louis to Kansas City
See how many times per day planes take to the skies headed from St. Louis to Kansas City.
Sunday
4 daily flights
Monday
4 daily flights
Tuesday
4 daily flights
Wednesday
4 daily flights
Thursday
4 daily flights
Friday
4 daily flights
Saturday
2 daily flights
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