Southwest Airlines flights from STL to MSY
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from STL to MSY. Southwest Airlines operates 1-5 flights daily flights on this route.• Flight Duration: 1h 45m - 1h 50m (average flight time)• Distance: 608 miles (978 km) (air miles between airports)• Daily Flights: 1-5 flights (scheduled departures per day)
STL
MSY
FLIGHT TIME
1h 45m - 1h 50m
FLIGHT DISTANCE
608 miles (978 km)
1h 45m - 1h 50m
08:50
21:30
608 miles (978 km)
October
1 (Show)
16
Southwest Airlines Flight Schedule from STL to MSY
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN3454 |  Southwest Airlines | 08:50 | 10:40:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN5092 | Southwest Airlines | 15:10 | 16:55:00 | Boeing 737MAX 8 Passenger |
WN4366 | Southwest Airlines | 21:30 | 23:15:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
Southwest Airlines Monthly Flight Calendar
December 2025
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 1h 45m - 1h 50m.
Pricing patterns: October typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 8:00, 15:00, 21:00, offering more flight options and potentially better connections.
STL - MSY flight price statistics
$506
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$608
Jan$497
Feb$415
Mar$398
Apr$527
May$435
Jun$438
Jul$598
Aug$588
Sep$345
Oct$443
Nov$779
DecSouthwest Airlines Terminal Information
Terminal information for Southwest Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from STL to MSY?
Southwest Airlines operates 3 flights from STL to MSY.
What city does MSY airport serve?
MSY airport serves Kenner.
How long is the Southwest Airlines flight from STL to MSY?
The flight duration is approximately 1h 45m - 1h 50m.
What is the distance from STL to MSY?
The distance is 608 miles (978 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737MAX 8 Passenger on this route.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 08:50 and the latest departs at 21:30.
What is the cheapest month to fly Southwest Airlines from STL to MSY?
October is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from STL to MSY?
The average price for a round-trip Southwest Airlines flight on this route is approximately $506. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 16 flights per week from STL to MSY.