Nonstop flights from New Orleans to St. Louis

Southwest Airlines flies this route 1 to 2 times a day.

MSYLouis Armstrong New Orleans International

605 mi · 11 flights a week

STLSt. Louis Lambert International

MSYSTL

When they leave

New Orleans time

7:15a6:10pFirst departure 7:15 AM, last 6:10 PM

Two in the morning, 7:15 AM to 7:35 AM, then two in the evening, 5:35 PM to 6:10 PM.

Every flight

Earliest first

7:15 AM→9:00 AMSouthwest AirlinesBoeing 737-700Mon, Thu, Fri, Sun
7:35 AM→9:20 AMSouthwest AirlinesBoeing 737 MAX 8Sat
5:35 PM→7:20 PMSouthwest AirlinesBoeing 737Mon, Thu, Fri
6:10 PM→7:55 PMSouthwest AirlinesBoeing 737-700Sun
6:10 PM→7:55 PMSouthwest AirlinesBoeing 737 MAX 8Tue, Wed

Schedules last checked Sep 8, 2026. Times are local.

Flying from New Orleans to St. Louis

Southwest Airlines is the only airline flying nonstop from New Orleans to St. Louis, 1 to 2 times a day on the Boeing 737 MAX 8, Boeing 737-700 and Boeing 737.

There are 1 or 2 flights every day of the week. The first arrival in St. Louis is at 9:00 AM and the last at 7:55 PM. The flight covers 605 miles.

Flying back, St. Louis to New Orleans has 11 nonstop flights a week.

Return flights

St. Louis to New OrleansView

Find the cheapest day to fly from New Orleans to St. Louis.

Schedules as of Oct 9, 2026.