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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

At a glance

Operating hours
Open 24h
Port of entry
Yes, with conditions
Fuel
100LL, Jet A
Tower
119.5
Runways
02/20, 06/24, 11/29, H1 +
Elevation
4 ft

Times in UTC. Reference only: verify with the AIP and NOTAMs.

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90% Data Complete 47 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 7/10
Observed Activity · Oct 24
1 aircraft observed within 6 NM · busiest hour 21:00Z
2026-10-112026-10-24
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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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 OR LOC RWY 02, RNAV (RNP) Z RWY 20, RNAV (GPS) RWY 02, RNAV (GPS) Y RWY 20, LOC RWY 20
  • Remarks: N/A

Runway 06/24

  • Designation: 06/24
  • Dimensions: 3570 X 150
  • Surface: ASP
  • PCN: N/A
  • Lighting: YES
  • NAVAIDs: NDB
  • Approach Types: Not recorded
  • 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 OR LOC RWY 11, ILS OR LOC RWY 29, ILS RWY 11 (SA CAT I), ILS RWY 11 (CAT II - III), RNAV (RNP) Z RWY 11, RNAV (RNP) Z RWY 29, RNAV (GPS) Y RWY 11, RNAV (GPS) Y RWY 29, VOR/DME RWY 11
  • 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: Not recorded
  • 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: Not recorded
  • Remarks: N/A
Source: FAA terminal procedures (d-TPP), cycle 2610, valid to 2026-10-29 09:01 UTC

See all airports with ILS approaches in United States →

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: Not recorded
  • 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: Not recorded
  • PPR Required: Not recorded
  • PPR Contact: N/A
  • Remarks: N/A

Fees

  • Landing Fee: Charged to non-commercial users, amount not recorded Source: FAA NASR airport data, cycle 2026-10-01
  • Parking Fee: Not recorded
  • Handling Mandatory: Not recorded
  • Currency: Not recorded
  • Remarks: Not recorded

Fuel Information

Immigration

See all airports of entry in United States →

Restrictions

  • Curfew Start: N/A
  • Curfew End: N/A
  • Noise Chapter Min: Not recorded
  • Remarks: Not recorded

Alternates

KBTR

  • ICAO: KBTR
  • Name: Baton Rouge Metro-Ryan
  • Distance (NM): 56.5
  • Has IFR: Yes
  • Port of Entry: Yes, with conditions: Landing rights airport: permission to land from CBP needed (19 CFR 122.14) Source: FAA NASR airport data, cycle 2026-10-01

KGPT

  • ICAO: KGPT
  • Name: Gulfport-Biloxi Intl
  • Distance (NM): 66.5
  • Has IFR: Yes
  • Port of Entry: Yes, with conditions: Customs and immigration need 48 hours prior permission (NASR) Source: FAA NASR airport data, cycle 2026-10-01

KLFT

  • ICAO: KLFT
  • Name: Lafayette Regl/Fournet
  • Distance (NM): 90.7
  • Has IFR: Yes
  • Port of Entry: Yes, with conditions: Landing rights airport: permission to land from CBP needed (19 CFR 122.14) Source: FAA NASR airport data, cycle 2026-10-01

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.

View Full United States Permit Details

Active NOTAMs

A926/26
warning
Runway closed
RWY 11/29 CLSD
2026-10-27 13:00 UTC 2026-11-03 23:00 UTC
A0926/
warning
Runway closed
RWY 11/29 CLSD
2026-10-27 13:00 UTC 2026-11-03 23:00 UTC
A0782/
warning
Runway closed
RWY 02/20 CLSD
2026-07-24 22:01 UTC 2026-11-04 23:59 UTC

+87 more active NOTAMs

NOTAMs received from the FAA NOTAM feed (last message 2026-10-27 16:10 UTC). This list is built from the feed as NOTAMs are issued and is not checked against the FAA's full list: confirm with FAA NOTAM Search before flight.
View all NOTAMs on Map

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Nearby Airports

LS40 St Charles Airport 3 NM 1LA1 Triche Field 9 NM KNEW Lakefront Airport 12 NM 65LA Southern Seaplane Airport 14 NM KNBG New Orleans NAS JRB/Alvin Callender Field 15 NM 82LA Fisher s Field 17 NM KAPS Port of South Louisiana Executive Regional Airport 18 NM 4LA9 Blouin Flightpark Ultralightport 25 NM

Compare KMSY with LS40 side by side →

Airport History

No milestones recorded for Armstrong New Orleans Intl yet. Know when it opened, who built it or a notable event? Add it with a source.

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Frequently 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?
The FAA lists 100LL, Jet A for public use at Armstrong New Orleans Intl. Source: FAA NASR airport data, cycle 2026-10-01.
Does KMSY require landing permits?
It depends on the flight. No permits required for private non-revenue flights. eAPIS manifest mandatory for all international arrivals/departures. Permit details for 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.
Does KMSY have an ILS approach?
Yes, the FAA publishes ILS (Instrument Landing System) approaches at Armstrong New Orleans Intl to runways 02, 11, 29. Source: FAA terminal procedures (d-TPP), cycle 2610, valid to 2026-10-29 09:01 UTC.
Is KMSY a port of entry?
Yes, with conditions. Landing rights airport: permission to land from CBP needed (19 CFR 122.14). Source: FAA NASR airport data, cycle 2026-10-01.
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