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Kansas City International Airport to St. Louis flight
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Cheap Flights from Kansas City International Airport to St. Louis

Search for flights from Kansas City International Airport to St. Louis and check out affordable one-way and round-trip options.

  • One way
  • Return
      • Cheapest nonstop
        MCI05:50
        1h 5m
        Nonstop
        STL06:55
        Kansas City - St. Louis|Mon, Mar 24|Southwest Airlines
        AU$ 108AU$ 324
        67% OFF
        67% OFF
        AU$ 324AU$ 108

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way direct flight with Southwest Airlines departs from Kansas City International Airport on Mon, Mar 24, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 108 including taxes and charges.

      • MCI18:25
        1h 5m
        Nonstop
        STL19:30
        Kansas City - St. Louis|Wed, Mar 5|Southwest Airlines
        AU$ 124AU$ 324
        62% OFF
        62% OFF
        AU$ 324AU$ 124

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way direct flight with Southwest Airlines departs from Kansas City International Airport on Wed, Mar 5, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 124 including taxes and charges.

      • MCI12:15
        1h
        Nonstop
        STL13:15
        Kansas City - St. Louis|Thu, Mar 27|Southwest Airlines
        AU$ 131AU$ 324
        60% OFF
        60% OFF
        AU$ 324AU$ 131

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way direct flight with Southwest Airlines departs from Kansas City International Airport on Thu, Mar 27, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 131 including taxes and charges.

      • MCI06:20
        1h 10m
        Nonstop
        STL07:30
        Kansas City - St. Louis|Mon, Feb 24|Southwest Airlines
        AU$ 131
        AU$ 131

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way direct flight with Southwest Airlines departs from Kansas City International Airport on Mon, Feb 24, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 131 including taxes and charges.

      • MCI05:50
        1h 5m
        Nonstop
        STL06:55
        Kansas City - St. Louis|Mon, Mar 10|Southwest Airlines
        AU$ 131
        AU$ 131

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way direct flight with Southwest Airlines departs from Kansas City International Airport on Mon, Mar 10, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 131 including taxes and charges.

      • MCI13:10
        1h
        Nonstop
        STL14:10
        Kansas City - St. Louis|Sun, Mar 23|Southwest Airlines
        AU$ 260
        AU$ 260

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way direct flight with Southwest Airlines departs from Kansas City International Airport on Sun, Mar 23, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 260 including taxes and charges.

      • MCI05:25
        1h 10m
        Nonstop
        STL06:35
        Kansas City - St. Louis|Thu, Feb 27|Southwest Airlines
        AU$ 263
        AU$ 263

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way direct flight with Southwest Airlines departs from Kansas City International Airport on Thu, Feb 27, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 263 including taxes and charges.

      • MCI16:15
        9h
        1 stop
        STL01:15
        Kansas City - St. Louis|Sun, Mar 9|Southwest Airlines
        AU$ 258
        AU$ 258

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way connecting flight with Southwest Airlines departs from Kansas City International Airport on Sun, Mar 9, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 258 including taxes and charges.

      • MCI12:15
        6h 5m
        1 stop
        STL18:20
        Kansas City - St. Louis|Wed, Apr 9|Southwest Airlines
        AU$ 259
        AU$ 259

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way connecting flight with Southwest Airlines departs from Kansas City International Airport on Wed, Apr 9, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 259 including taxes and charges.

      • MCI18:00
        5h 20m
        1 stop
        STL23:20
        Kansas City - St. Louis|Sat, Mar 29|Southwest Airlines
        AU$ 260
        AU$ 260

        Choose Southwest Airlines flights from Kansas City to St. Louis. The one-way connecting flight with Southwest Airlines departs from Kansas City International Airport on Sat, Mar 29, arriving at St. Louis Lambert International Airport. One-way Prices start from AU$ 260 including taxes and charges.

      • MCI01:00 pm
        3h 5m
        Nonstop
        STL02:00 pm
        Kansas City - St. Louis|Sun, Mar 2|Southwest Airlines
        Find More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Airports in St. Louis

Learn about different airports in St. Louis, find the best flight and transfer options, and plan your journey.

  • 21.12 km from central St. Louis
    St. Louis Lambert International Airport
    Tickets From
    AU$ 108

Flight Schedule from Kansas City International Airport to St. Louis

Check the schedule for flights from Kansas City International Airport to St. Louis and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA2121

    American Airlines

    06:09

    MCI

    1.6h

    07:45

    ORD

    SMTWTFS
    Search

  2. AA4591

    American Airlines

    08:17

    ORD

    1.4h

    09:42

    STL

    S--WT-S

  3. WN467

    Southwest Airlines

    06:20

    MCI

    1.2h

    Nonstop

    07:30

    STL

    SMTWTFS
    Search

  4. AA2067

    American Airlines

    06:30

    MCI

    2.3h

    09:45

    CLT

    SMTWTFS
    Search

  5. AA3096

    American Airlines

    11:50

    CLT

    2.0h

    12:52

    STL

    S--WTFS

  6. UA1491

    United Airlines

    08:00

    MCI

    1.6h

    09:38

    ORD

    SMTWTFS
    Search

  7. UA1693

    United Airlines

    14:20

    ORD

    1.3h

    15:40

    STL

    SMTWTFS

  8. AA2107

    American Airlines

    10:35

    MCI

    1.8h

    12:20

    DFW

    SMTWTFS
    Search

  9. AA2487

    American Airlines

    14:52

    DFW

    1.7h

    16:33

    STL

    SMTWTFS

  10. AA1165

    American Airlines

    16:30

    MCI

    2.2h

    19:40

    CLT

    S--WT-S
    Search

  11. AA1007

    American Airlines

    20:30

    CLT

    1.9h

    21:27

    STL

    SMTWTFS

  12. WN3967

    Southwest Airlines

    17:20

    MCI

    1.1h

    Nonstop

    18:25

    STL

    SMTWT-S
    Search

  13. AA3047

    American Airlines

    18:06

    MCI

    1.5h

    19:38

    ORD

    S--WT-S
    Search

  14. AA1073

    American Airlines

    20:45

    ORD

    1.4h

    22:07

    STL

    SMTWT-S

  15. AA1003

    American Airlines

    18:33

    MCI

    2.4h

    21:55

    CLT

    SMTWTFS
    Search

  16. AA1007

    American Airlines

    20:30

    CLT

    1.9h

    21:27

    STL

    SMTWTFS

  17. WN3682

    Southwest Airlines

    18:40

    MCI

    1.6h

    20:15

    BNA

    ---WT-S
    Search

  18. WN4333

    Southwest Airlines

    22:35

    BNA

    1.5h

    00:05

    STL

    SMTWT-S
Find more flights and airlines

Flight Info of Flights from Kansas City International Airport to St. Louis

Cheapest return ticket priceAU$ 261
Cheapest direct flight priceAU$ 108
Off-season for travelMarch
Peak season for travelNovember

FAQs for Kansas City International Airport to St. Louis Flights

  • How many airports in St. Louis (STL)?

    There are 1 airport(s) in St. Louis (STL): St. Louis Lambert International Airport.

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km, by taxi about 40 minutes.

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