Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer
Armstrong New Orleans Intl (KMSY/MSY) — New Orleans, United States
Armstrong New Orleans Intl (KMSY/MSY) serves New Orleans, United States. This is a major international airport with 5 runways (02/20, 06/24). Field elevation is 4 ft AMSL. Data on this page is maintained by the aviation community — contribute to keep it accurate.
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92%
Data Complete
48 of 52 points
Missing: Contacts
Section Breakdown
Basic Info
7/7
Runways
4/4
Frequencies
4/4
Operations
2/2
Fuel
1/1
Contacts
0/2
Additional Info
8/10
Observed Activity
· Sep 1
2 aircraft observed within 6 NM · busiest hour 00:00Z
2026-07-202026-09-01
Distinct ADS-B aircraft seen within 6 NM below 10,000 ft AGL per UTC day · community-feed coverage varies · not official movement totals
Data last updated:
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See a next to a field? Click it to confirm the info is still correct. Recently verified Outdated — please verify
Basic Airport Information
- ICAO: KMSY
- Name: Armstrong New Orleans Intl
- Type: large_airport
- Category: International
- Latitude: 29.993401
- Longitude: -90.258003
- Elevation: 4 ft
- Country: United States
- Municipality: New Orleans
- IATA Code: MSY
- FAA Code: N/A
- FIR: N/A
- Timezone: America/Chicago
- Distance from City: 18.3 km
- VFR: Yes
- IFR: Yes
Runways
Runway 02/20
- Designation: 02/20
- Dimensions: 7001 X 150
- Surface: ASP
- PCN: N/A
- Lighting: YES
- NAVAIDs: NDB
- Approach Types: ILS CAT IIIA, RNAV (GPS), LOC
- Remarks: N/A
Runway 06/24
- Designation: 06/24
- Dimensions: 3570 X 150
- Surface: ASP
- PCN: N/A
- Lighting: YES
- NAVAIDs: NDB
- Approach Types: N/A
- Remarks: N/A
Runway 11/29
- Designation: 11/29
- Dimensions: 10104 X 150
- Surface: PEM
- PCN: N/A
- Lighting: YES
- NAVAIDs: NDB
- Approach Types: ILS CAT I, RNAV (GPS)
- Remarks: N/A
Runway H1
- Designation: H1
- Dimensions: 50 x 50 ft
- Surface: ASP
- PCN: N/A
- Lighting: N/A
- NAVAIDs: N/A
- Approach Types: N/A
- Remarks: N/A
Runway H2
- Designation: H2
- Dimensions: 50 x 50 ft
- Surface: CON
- PCN: N/A
- Lighting: N/A
- NAVAIDs: N/A
- Approach Types: N/A
- Remarks: N/A
Frequencies
- Tower: 119.500 MHz
- Ground: 121.900 MHz
- Operations: 121.500, 122.950, 243.000 MHz
- Traffic/Approach: N/A
- ATIS: 127.550 MHz
Operation Hours
Monday
Open 24 hours
Tuesday
Open 24 hours
Wednesday
Open 24 hours
Thursday
Open 24 hours
Friday
Open 24 hours
Saturday
Open 24 hours
Sunday
Open 24 hours
Armstrong New Orleans Intl operates 24 hours (H24). See all 24-hour airports worldwide →
- Extra Hours On Request: No
- Remarks: N/A
Contacts
- AIS Tel: N/A
- ARO Tel: N/A
- MET Tel: N/A
- Admin Tel: +1 (504) 303-7652
- Health Tel: N/A
- Police Tel: N/A
- Authorities Tel: N/A
- Website: N/A
- Remarks: N/A
Slots / PPR
- Slot Required: No
- PPR Required: No
- PPR Contact: N/A
- Remarks: N/A
Fees
- Landing Fee: $4.37 per 1,000 lbs MTOW
- Parking Fee: $0.39 per 1,000 lbs MTOW per hour
- Handling Mandatory: Yes
- Currency: USD
- Remarks: FBO services by Sheltair and Signature Flight Support. Volume discounts may be available. International facility fees additional where applicable.
Fuel Information
- Fuel Type: Jet A-1
- Price/L: N/A
- Last Updated: 2026-02-18
- Remarks: Available from Atlantic Aviation and Sheltair. Contract fuel accepted. Prices subject to market conditions.
- Fuel Type: 100LL
- Price/L: N/A
- Last Updated: N/A
- Remarks: N/A
- Fuel Type: Jet A
- Price/L: N/A
- Last Updated: N/A
- Remarks: N/A
Immigration
- Port of Entry: Yes
- GENDEC Required: Yes
- GAR Required: No
- Remarks: eAPIS required for all international arrivals/departures. CBP user fee facility with FIS available.
Restrictions
- Curfew Start: N/A
- Curfew End: N/A
- Noise Chapter Min: Chapter 3
- Remarks: Voluntary noise abatement procedures between 2200-0700 local. Stage 2 aircraft prohibited. Chapter 3 minimum required.
Alternates
KBTR
- ICAO: KBTR
- Name: Baton Rouge Metro-Ryan
- Distance (NM): 56.5
- Has IFR: Yes
- Port of Entry: No
- Immigration Remarks: eAPIS required for all international arrivals/departures. Not a designated port of entry; international flights require prior CBP arrangement or must clear customs at a designated POE.
KGPT
- ICAO: KGPT
- Name: Gulfport-Biloxi Intl
- Distance (NM): 66.5
- Has IFR: Yes
- Port of Entry: Yes
- Immigration Remarks: eAPIS required for all international arrivals/departures. CBP user fee facility with FIS available.
KLFT
- ICAO: KLFT
- Name: Lafayette Regl/Fournet
- Distance (NM): 90.7
- Has IFR: Yes
- Port of Entry: No
- Immigration Remarks: eAPIS required for all international arrivals/departures. Not a designated port of entry; international flights require prior CBP arrangement or must clear customs at a designated POE.
Airport Services
No services listed for this airport yet.
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United States Permit Requirements
Fast
Landing: 1d
- Overflight Permit: No
- Landing Permit: Conditional
- Overflight Lead Time: N/A
- Landing Lead Time: 60 minutes minimum (eAPIS manifest before departure); recommend 24-48 hours for CBP port notification
Private / GA Operations:
No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures.
Active NOTAMs
6/6849
caution
Navaid/lighting unserviceable
IAP LOUIS ARMSTRONG NEW ORLEANS INTL, NEW ORLEANS, LA.
LOC RWY 20, AMDT 4...
PROCEDURE NA EXCEPT FOR ACFT EQUIPPED WITH SUITABLE RNAV SYSTEM WITH GPS,
RQR VOR/DME OUT OF SERVICE. 2608201708-2610291708EST
2026-08-20 17:08:00
2026-10-29 17:08:00
A0829/26
caution
ILS procedure changed
IAP LOUIS ARMSTRONG NEW ORLEANS INTL, NEW ORLEANS, LA. LOC RWY 20, AMDT 4... PROCEDURE NA EXCEPT FOR ACFT EQUIPPED WITH SUITABLE RNAV SYSTEM WITH GPS, RQR VOR/DME OUT OF SERVICE.
2026-08-20 17:08:00
2026-10-29 17:08:00
A0830/26
caution
ILS procedure changed
IAP LOUIS ARMSTRONG NEW ORLEANS INTL, NEW ORLEANS, LA. ILS OR LOC RWY 29, AMDT 10B... PROCEDURE NA EXCEPT FOR ACFT EQUIPPED WITH SUITABLE RNAV SYSTEM WITH GPS, RQR VOR/DME OUT OF SERVICE.
2026-08-20 17:08:00
2026-10-29 17:08:00
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Airport History
Discover the key milestones and historical events that shaped Armstrong New Orleans Intl. Our community-powered timeline traces this airport's journey from its origins to the present day.
Explore HistoryFrequently Asked Questions
- What are the operating hours of KMSY?
- Armstrong New Orleans Intl operates from 00:00 to 23:59.
- What is the tower frequency at KMSY?
- The tower frequency at Armstrong New Orleans Intl is 119.5 MHz.
- What fuel is available at KMSY?
- Armstrong New Orleans Intl offers Jet A-1, 100LL, Jet A.
- Does KMSY require landing permits?
- Yes, landing permits are required for Armstrong New Orleans Intl (United States).
- Where is KMSY located?
- Armstrong New Orleans Intl (KMSY) is located in New Orleans, United States.
- What is the IATA code for KMSY?
- The IATA code for Armstrong New Orleans Intl is MSY.
- How long is the runway at KMSY?
- The main runway at Armstrong New Orleans Intl (02/20) measures 7001 X 150.
- Does KMSY have an ILS approach?
- Yes, Armstrong New Orleans Intl has ILS (Instrument Landing System) approaches on runways 02/20, 11/29.
- Is KMSY a port of entry?
- Yes, Armstrong New Orleans Intl is a port of entry where international flights can clear customs and immigration.