MCI to STL

Kansas City to St Louis flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

MCI
Kansas City (MCI), United StatesKansas City International Airport
STL
St Louis (STL), United StatesLambert-St Louis Intl
Search

Live flights for Mon, 22 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Mon, 22 JunMCI to STL$368 Tue, 23 JunMCI to STL Wed, 24 JunMCI to STL Thu, 25 JunMCI to STL Fri, 26 JunMCI to STL Sat, 27 JunMCI to STL Sun, 28 JunMCI to STL
Sort By:DepartureDurationArrivalPrice
United Airlines
United Airlines
UA-1641
17:10
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
4H :20 M
1 Stop
ORD · 0h 57mChicago (ORD), United States
21:30
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$368
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1641
17:10
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :19 M
1 Stop
ORD · 2h 58mChicago (ORD), United States
23:29
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$368
total fare
Non Refundable 4 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-2046
17:17
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :27 M
1 Stop
CLT · 1h 55mCharlotte (CLT), United States
23:44
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$368
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-2848
17:24
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :33 M
1 Stop
DEN · 2h 20mDenver (DEN), United States
23:57
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$368
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-5021
18:03
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
5H :56 M
1 Stop
DFW · 2h 14mDallas (DFW), United States
23:59
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$368
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-2800
18:41
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
4H :48 M
1 Stop
ORD · 1h 31mChicago (ORD), United States
23:29
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$368
total fare
Non Refundable 5 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-6399
19:52
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
4H :24 M
1 Stop
ORD · 1h 15mChicago (ORD), United States
00:16
2026-06-23
St Louis (STL)United StatesLambert-St Louis Intl
$368
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
United Airlines
United Airlines
UA-1491
07:53
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
4H :18 M
1 Stop
ORD · 0h 55mChicago (ORD), United States
12:11
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$635
total fare
Non Refundable 2 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-303
15:16
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
3H :57 M
1 Stop
ORD · 0h 40mChicago (ORD), United States
19:13
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$643
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
American Airlines
American Airlines
AA-6250
09:10
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
4H :02 M
1 Stop
ORD · 0h 45mChicago (ORD), United States
13:12
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$736
total fare
Non Refundable 1 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Delta Air Lines
Delta Air Lines
DL-1204
05:38
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :56 M
1 Stop
ATL · 3h 12mAtlanta (ATL), United States
12:34
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1212
07:00
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
5H :34 M
1 Stop
ATL · 1h 52mAtlanta (ATL), United States
12:34
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 8 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-3110
08:00
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
4H :34 M
1 Stop
ATL · 0h 56mAtlanta (ATL), United States
12:34
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 4 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-3110
08:00
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :52 M
1 Stop
ATL · 3h 11mAtlanta (ATL), United States
14:52
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2826
10:33
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :50 M
1 Stop
DTW · 3h 11mDetroit (DTW), United States
17:23
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 4 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2471
10:36
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
7H :31 M
1 Stop
ATL · 3h 46mAtlanta (ATL), United States
18:07
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 8 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2908
12:25
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
5H :42 M
1 Stop
ATL · 1h 48mAtlanta (ATL), United States
18:07
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 8 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2747
13:20
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
4H :47 M
1 Stop
ATL · 0h 53mAtlanta (ATL), United States
18:07
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2741
14:10
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :29 M
1 Stop
DTW · 2h 50mDetroit (DTW), United States
20:39
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1443
15:38
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :40 M
1 Stop
ATL · 2h 44mAtlanta (ATL), United States
22:18
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1630
17:37
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
5H :46 M
1 Stop
MSP · 2h 35mMinneapolis (MSP), United States
23:23
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1660
17:40
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
6H :16 M
1 Stop
ATL · 2h 16mAtlanta (ATL), United States
23:56
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$806
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces

Recommended hotels in St Louis

Stay options near the arrival city for the same travel date.

Search hotels
Best Western Plus Louisa
2.0Very GoodLive availability

Best Western Plus Louisa

- 18199 US-23, Louisa, KY 41230 ,

Free WiFiACBreakfast
Room availability is checked live
$104per night+ taxes if applicable
View Rooms

1 Night • 2 Star

Delta Air Lines
Delta Air Lines
DL-1204
05:38
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
9H :14 M
1 Stop
ATL · 5h 27mAtlanta (ATL), United States
14:52
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$831
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1204
05:38
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
12H :29 M
1 Stop
ATL · 8h 39mAtlanta (ATL), United States
18:07
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$831
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1204
05:38
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
16H :40 M
1 Stop
ATL · 12h 49mAtlanta (ATL), United States
22:18
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$831
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1204
05:38
2026-06-22
Kansas City (MCI)United StatesKansas City International Airport
18H :18 M
1 Stop
ATL · 14h 26mAtlanta (ATL), United States
23:56
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
$831
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
View all flights
No flights match the selected filters. Clear filters or open full search.

Fare highlights

Selected flight highlights for 22 Jun 2026.

Open full search
Lowest fare $368 United Airlines 17:10
Earliest departure $806 Delta Air Lines 05:38
Shortest duration $643 United Airlines 15:16
Night 00:00-05:59 $806 Delta Air Lines at 05:38
Morning 06:00-11:59 $635 United Airlines at 07:53
Afternoon 12:00-17:59 $368 United Airlines at 17:10
Evening 18:00-23:59 $368 American Airlines at 18:03

Kansas City to St Louis route details

Kansas City (MCI)

Kansas City International Airport

United States

GMT -6

Latitude: 39.2976

Longitude: -94.713898

St Louis (STL)

Lambert-St Louis Intl

United States

GMT -6

Latitude: 38.748697

Longitude: -90.370003

Distance: Kansas City (MCI), United States to St Louis (STL), United States - 380.15 km
Flights shown for 22 Jun 2026. View all flights opens the complete search result.

Kansas City to St Louis - what to expect when booking

The MCI to STL cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 380.15 km.

Before you book

Compare nearby dates

The date strip opens the complete search result for the route and selected date.

Use filters

Shortlist by price, stops, departure time and refundable fare preference.

Check fare rows

Select expands fare choices on the card before you move to review and booking.

More flights from Kansas City (MCI)23 routes
Kansas City → Albuquerque
MCI → ABQ
Kansas City → Atlanta
MCI → ATL
Kansas City → Boston
MCI → BOS
Kansas City → Cancun
MCI → CUN
Kansas City → Charlotte
MCI → CLT
Kansas City → Chicago
MCI → ORD
Kansas City → Covington Ky
MCI → CVG
Kansas City → Cleveland
MCI → CLE
Kansas City → Dallas
MCI → DAL
Kansas City → Denver
MCI → DEN
Kansas City → Detroit Mi
MCI → DTW
Kansas City → Fort Lauderdale
MCI → FLL
Kansas City → Dallas
MCI → DFW
Kansas City → Houston
MCI → IAH
Kansas City → Houston
MCI → HOU
Kansas City → Indianapolis In
MCI → IND
Kansas City → Las Vegas
MCI → LAS
Kansas City → Los Angeles
MCI → LAX
Kansas City → Memphis
MCI → MEM
Kansas City → Milwaukee
MCI → MKE
Kansas City → Minneapolis
MCI → MSP
Kansas City → Nashville Tn
MCI → BNA
Kansas City → New Orleans
MCI → MSY
More flights from St Louis (STL)23 routes
St Louis → Atlanta
STL → ATL
St Louis → Boston
STL → BOS
St Louis → Burlington
STL → BRL
St Louis → Cancun
STL → CUN
St Louis → Cape Girardeau
STL → CGI
St Louis → Charlotte
STL → CLT
St Louis → Chicago
STL → MDW
St Louis → Covington Ky
STL → CVG
St Louis → Cleveland
STL → CLE
St Louis → Columbus
STL → CMH
St Louis → Dallas
STL → DAL
St Louis → Decatur
STL → DEC
St Louis → Denver
STL → DEN
St Louis → Detroit Mi
STL → DTW
St Louis → Fort Lauderdale
STL → FLL
St Louis → Fort Leonard Wood
STL → TBN
St Louis → Fort Myers
STL → RSW
St Louis → Dallas
STL → DFW
St Louis → Grand Rapids
STL → GRR
St Louis → Houston
STL → IAH
St Louis → Houston
STL → HOU
St Louis → Jonesboro
STL → JBR
St Louis → Kansas City
STL → MCI
Frequently asked questions - Kansas City to St Louis flights
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
The approximate direct air distance between Kansas City (MCI) and St Louis (STL) is 380.15 km. The actual flight duration and route path vary depending on airline schedules and wind conditions.
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.