Louis Armstrong New Orleans International Airport
MSY · KMSY · New Orleans, LA · 4 ft elevation · var 1W · Towered
Airport information
- ICAO / IATA
- KMSY / MSY
- Coordinates
- 29.9934, -90.2647
- Elevation
- 4 ft MSL
- Magnetic variation
- 1W
- Sectional chart
- NEW ORLEANS
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- HOUSTON (ZHU)
- Flight service (FSS)
- DE RIDDER
- NOTAM facility
- MSY
- Attendance
- ALL ALL
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Activated
- 1944/10
- Distance from city
- 10 W
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:33 AM | 10:33Z |
| Sunrise | 06:00 AM | 11:00Z |
| Sunset | 08:05 PM | 01:05Z |
| Evening civil twilight Loggable night begins | 08:33 PM | 01:33Z |
Plan a flight from KMSY
Night operations
- Airport lighting
- SS-SR
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- Usually keyed on CTAF 122.95 — confirm the click sequence in the Chart Supplement ↗
Runway lighting aids — 02: 4-light PAPI (left) + RLLS · 20: 4-light PAPI (left) + MALS · 11: 4-light PAPI (right) + ALSF2 · 29: 4-light PAPI (right) + MALSR.
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 02 · 016°
- Pattern
- left (turns left)
- TPA
- 1,000 ft MSL (≈1,000 AGL)
- CTAF
- 122.95
Enter the left downwind for Rwy 02 at 1,000 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 02/20
7,002 ft × 150 ft · Concrete (Good)- Heading
- 016° mag · 15° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Approach lights
- RLLS
- Instrument landing
- ILS/DME · CAT I · LOC 111.7 (JFI) · GS 3.00°
- Traffic pattern
- Left
- Approach obstacle
- Road, 12 ft, 200 ft from threshold, 365 ft R of centerline
- Heading
- 196° mag · 195° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Approach lights
- MALS
- Instrument landing
- LOC/DME · CAT I · LOC 111.7 (ONW)
- Traffic pattern
- Left
- Approach obstacle
- Road, 13 ft, 200 ft from threshold, 289 ft L of centerline
Runway 11/29
10,104 ft × 150 ft · Concrete (Good)- Heading
- 106° mag · 105° true
- Markings
- precision
- VGSI
- 4-light PAPI (right) (2.8°)
- Approach lights
- ALSF2
- Instrument landing
- ILS/DME · CAT IIIB · LOC 109.9 (MSY) · GS 2.80°
- Traffic pattern
- Left
- Heading
- 286° mag · 285° true
- Markings
- precision
- VGSI
- 4-light PAPI (right) (3°)
- Approach lights
- MALSR
- Instrument landing
- ILS/DME · CAT I · LOC 109.9 (HOX) · GS 3.00°
- Traffic pattern
- Left
- Approach obstacle
- Tree, 53 ft, 1,557 ft from threshold, 694 ft R of centerline — 25:1 slope to clear
- Displaced threshold
- 304 ft
| Runway | Length | Your margin |
|---|---|---|
| 02/20 | 7,002 ft | |
| 11/29 | 10,104 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 123.85 | NEW ORLEANS APP/DEP |
| ATIS | 127.55 | |
| CLD | 127.2 | CLNC DEL |
| GND | 121.9 | |
| TWR | 119.5 | |
| UNIC | 122.95 | UNICOM |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| HRV · Harvey | VORTAC | 114.10 | r300° / 16.1 NM |
| RQR · Reserve | VOR-DME | 110.80 | r106° / 17.8 NM |
| HMU · Hammond | VOR | 109.60 | r163° / 32.6 NM |
| TBD · Tibby | VORTAC | 112.00 | r054° / 35.4 NM |
Airport diagram
Open PDF ↗Preview diagram
Procedures at a glance
⚠ Hot spots published at this airport — review the hot-spot chart before you taxi ↗Approaches14
Arrivals
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
- Other services
- Air freight, Cargo
Ownership & management
Remarks FAA
- 180 DEG & LOCKED WHEEL TURNS PROHIBITED ON ASPH SFC ACFT 12500 LBS & OVER.
- FLOCKS OF BIRDS ON & IN VICINITY OF ARPT.
- RY 11 NOISE SENSITIVE FOR DEP; AVBL FOR OPNL NECESSITY. ALL RYS NOISE SENSITIVE FOR ARR. ARRIVING TURBOJETS MUST MAKE 5 MILE FINAL APCH TO MINIMIZE NOISE.
- TWY G BTN RWY 11/29 AND TWY S SFC MOV GUIDANCE AND CTL SYSTEM U/S PERM
- PCR VALUE: 600/R/D/W/T
- PCR VALUE: 1190/R/B/W/T
- +12 FT ROAD PARALLEL TO AND 365 FT RIGHT OF CNTRLN 0-200 FT FM RY END.
- +13 FT ROAD PARALLEL TO AND 289 FT LEFT OF CNTRLN 0-200 FT FM RY END.
- +53 FT TREE, 1557 FT DIST, 694 FT R, 30:1 BASED ON DSPLCD THLD.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KMSY in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About KMSY
Louis Armstrong New Orleans International Airport (MSY · KMSY) is an airport in New Orleans, LA, at 4 ft MSL. It has 2 runways, the longest 10,104 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KMSY, refreshed from the Aviation Weather Center and FAA NASR.
Does KMSY have a control tower?
Yes. Louis Armstrong New Orleans International Airport has an operating FAA control tower. Check the Comms & NavAids tab for tower and ground frequencies.
What is the longest runway at KMSY?
Louis Armstrong New Orleans International Airport has 2 runways; the longest is 10,104 ft. See the Runways tab for headings, surface, and lighting.
Where is KMSY?
Louis Armstrong New Orleans International Airport is in New Orleans, LA, at an elevation of 4 ft MSL. Coordinates: 29.9934, -90.2647.
Fly out of KMSY often?
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