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Map: OpenStreetMap contributors, captured 20 Oct 2026. North is up and the drawing is simplified. Each runway is labelled at its ends.
Location
New Orleans, United States
ICAO code
KMSY
IATA code
MSY
Elevation
4 ft
Longest runway
10,104 ft (11/29)
Runways
2
Size class
Large
Position
29.9934, -90.2647
About KMSY
Louis Armstrong New Orleans International Airport (MSY) is a large airport in New Orleans, United States, with the ICAO code KMSY. Its two runways are 11/29 and 02/20. The longer one, 11/29, is 10,104 ft. All of them have hard surfaces. The OpenStreetMap layout shows 35 gates, 66 taxiway segments, 9 aprons and 4 terminal outlines. In the route snapshot of 14 Oct 2026, 41 airlines have 685 routes through KMSY. Its most frequent links are Houston (IAH), Newark (EWR) and Orlando (MCO).
Runways
Runways, longest first
Runway
Length
Width
Surface
Lights
11 / 29
10,104 ft
150 ft
Hard
Lit
02 / 20
7,002 ft
150 ft
Hard
Lit
Runway idents and sizes from OurAirports. The runway headings in the source do not always match the idents, so only the idents are shown.
Scheduled routes
Published route data from the snapshot of 14 Oct 2026. These are standing schedules, not live flights, and they can be out of date. Counts are routes in that snapshot.
Airlines flying here
Southwest SWA177 routes
Frontier FFT76 routes
United UAL76 routes
American AAL48 routes
Breeze MXY47 routes
Delta DAL40 routes
JetBlue JBU16 routes
Sun Country SCX13 routes
Republic RPA12 routes
UPS UPS10 routes
Air Canada ACA8 routes
Also flying here, shown by airline code: AWE, COA, TRS, TCF.
Sources: airport and runway data from OurAirports (public domain). Map data from OpenStreetMap contributors (ODbL). Routes from Virtual Radar Server standing data (CC0), snapshot of 14 Oct 2026.
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