Earn point on your loyalty program!arrow arc left

Cheap flights from St Louis (STL) to New Orleans (MSY)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from St Louis (STL) to New Orleans (MSY)

How to find the cheapest flight from St Louis (STL) to New Orleans (MSY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to New Orleans (MSY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to New Orleans (MSY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from St Louis to New Orleans in September , October 2026

29 Sep - 29 Oct $ 520.00
STL
St Louis
Frontier Airlines
2 STOPS
MSY
New Orleans
MSY
New Orleans
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
30 Sep - 05 Oct $ 1,113.00
STL
St Louis
Frontier Airlines
1 STOPS
MSY
New Orleans
MSY
New Orleans
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
30 Sep - 06 Oct $ 1,121.00
STL
St Louis
Frontier Airlines
1 STOPS
MSY
New Orleans
MSY
New Orleans
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates

Last minute flights from St Louis to New Orleans

29 Sep - 01 Oct $ 1,020.00
STL
St Louis
Frontier Airlines
2 STOPS
MSY
New Orleans
MSY
New Orleans
Frontier Airlines
2 STOPS
STL
St Louis
Pick dates
28 Sep - 30 Sep $ 1,330.00
STL
St Louis
United Airlines
1 STOPS
MSY
New Orleans
MSY
New Orleans
United Airlines
1 STOPS
STL
St Louis
Pick dates
28 Sep - 30 Sep $ 1,802.00
STL
St Louis
United Airlines
1 STOPS
MSY
New Orleans
MSY
New Orleans
United Airlines
1 STOPS
STL
St Louis
Pick dates

One-way flights to New Orleans from St Louis

8:35 AM - 11:55 AM
United Airlines
1 Stops
4h 38m
STL - MSY
$ 495
Kiwi
Pick dates
8:35 AM - 11:55 AM
United Airlines
1 Stops
4h 38m
STL - MSY
$ 495
Kiwi
Pick dates
10:27 AM - 2:00 PM
United Airlines
1 Stops
6h 17m
STL - MSY
$ 495
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to New Orleans (MSY)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to New Orleans (MSY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to New Orleans (MSY)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.