Nonstop flights from Kansas City to St. Louis

Southwest Airlines flies this route 2 to 3 times a day.

MCIKansas City International

237 mi · 20 flights a week

STLSt. Louis Lambert International

MCISTL

When they leave

Kansas City time

8:15a5:05pFirst departure 8:15 AM, last 5:05 PM

Three in the morning, 8:15 AM to 11:55 AM, then three in the afternoon, 12:15 PM to 2:25 PM, then two in the evening, 5:00 PM to 5:05 PM.

Every flight

Earliest first

8:15 AM→9:20 AMSouthwest AirlinesBoeing 737-700Tue, Wed, Sat, Sun
8:25 AM→9:30 AMSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri
11:55 AM→12:55 PMSouthwest AirlinesBoeing 737Tue, Wed
12:15 PM→1:15 PMSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
1:30 PM→2:30 PMSouthwest AirlinesBoeing 737-700Sun
2:25 PM→3:25 PMSouthwest AirlinesBoeing 737-700Sat
5:00 PM→6:05 PMSouthwest AirlinesBoeing 737 MAX 8Mon, Tue, Wed, Thu, Fri
5:05 PM→6:10 PMSouthwest AirlinesBoeing 737-700Sun

Schedules last checked Sep 20, 2026. Times are local.

Flying from Kansas City to St. Louis

Southwest Airlines is the only airline flying nonstop from Kansas City to St. Louis, 2 to 3 times a day on the Boeing 737-700, Boeing 737 MAX 8 and Boeing 737.

There are 2 or 3 flights every day of the week. The first arrival in St. Louis is at 9:20 AM and the last at 6:10 PM. The flight covers 237 miles.

Flying back, St. Louis to Kansas City has 21 nonstop flights a week.

Return flights

St. Louis to Kansas CityView

Find the cheapest day to fly from Kansas City to St. Louis.

Schedules as of Oct 9, 2026.