A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
Departure window: through .
No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.
Did you mean Flights from St Louis to Kansas City?
Kansas City
United StatesMCI
Kansas City International Airport
St Louis
United StatesSTL
Lambert St Louis International Airport
Kansas City International Airport (MCI) serves Kansas City; Lambert St Louis International Airport (STL) serves St Louis.
The airports are 236 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from MCI to STL.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Oct 1, 2026 – Jun 2, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Kansas City International Airport (MCI) is the origin airport and Lambert St Louis International Airport (STL) is the destination airport.
MCI and STL are approximately 236 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from MCI to STL.
Marketing airlines listed in the current schedule, including codeshare sellers, are Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8), 7S7 and JET.