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MSY · New Orleans, United States
--:--:-- · CDT (UTC-05:00) · 29.9934° N, 90.2647° W
Louis Armstrong New Orleans International Airport
Airport in Louisiana, United States
Verification trail
This section separates stable airport identifiers from live operating data. Codes, coordinates, timezone, elevation, source identifiers, and accepted reference links are retained here; live arrivals, departures, gates, delays, NOTAMs, and airline schedule changes must still be checked with the airport or carrier.
OurAirports ID 3711; ident KMSY; scheduled service listed.
Cached airports.csv snapshot: 2026-04-25; runways.csv snapshot: 2026-05-21.
flymsy.com
Used as the preferred live-reference handoff for terminals, gates, alerts, and airport notices.
Open sourceLouis Armstrong New Orleans International Airport
Airport-shaped reference summary from en.wikipedia.org; summary snapshot 2026-05-25.
Open source20 source-backed signals
Merged from OurAirports cached airports.csv, OurAirports cached runways.csv, Wikidata airport entity snapshot, airport-shaped Wikipedia summary snapshot; facts generated 2026-05-25.
IATA / ICAO
MSY / KMSY
OurAirports ident
KMSY
GPS / local code
KMSY / MSY
ISO region
US-LA
Scheduled service
Listed in source snapshot
Role
international scheduled-service gateway
Official host
flymsy.com
Reference host
en.wikipedia.org
Wikidata entity
Q1461076
Snapshot generated
2026-05-25
Airport lookup keys
Stable codes
Regional keys
Nearby airport codes
Route reference codes
Accepted citation URLs
Last updated May 25, 2026. Stable airport identifiers and timezone facts are content-reviewed; clocks render live in the browser, while weather and time-difference notes are page-snapshot aids rather than permanent airport records.
Live values rendered at Jun 2, 11:28 AM UTC.
Local airport time
--:--:--CDT · UTC-05:00
Time zone
CDT
America/Chicago · UTC-05:00
Airfield conditions
Live airport weather is temporarily unavailable.
Surface access
19 km
Approximate distance to central New Orleans.
Country capital
Washington, D.C.
Languages
English
Currency
USD ($)
Country area
9,525,067 km²
Passenger volume
Source note unavailable
Terminals
Not clearly stated
Runways
2 runways
Longest runway
10,104 ft / 3,080 m
Runway surface
asphalt, PEM
Opened / operator
1944 · The City of New Orleans
Owner / entity
New Orleans
Hub airlines
Mixed or not clearly stated
Airport role
international scheduled-service gateway
Scheduled service
Listed
Fact coverage
20 source-backed signals
Louis Armstrong New Orleans International Airport is a international scheduled-service gateway for New Orleans, United States. New Orleans's built-up core sits roughly 19 km from the terminal area. Operations run on America/Chicago (UTC-05:00, CDT). Live weather is temporarily unavailable. With 3 other indexable airports in its surrounding network, it works well as a reference point for regional flight planning and timezone checks.
Louis Armstrong New Orleans International Airport (MSY / KMSY) is at 29.9934° N, 90.2647° W, elevation 4 ft (1 m), serving New Orleans, United States.
The accepted reference summary is used as supporting context for the airport identity and operating notes; the timed facts here still come from the airport catalog, timezone database, country snapshot, and linked source trail.
New Orleans is in United States (capital Washington, D.C.); regulated by Federal Aviation Administration (FAA); on America/Chicago (CDT, UTC-05:00); working languages: English; currency: USD ($).
Distance from central New Orleans: 19 km.
A compact traveler-facing brief from the airport catalog, country snapshot, route geometry, city anchors, peer airports, and source trail for MSY.
Primary airport name
Louis Armstrong New Orleans International Airport (MSY / KMSY)
Louis Armstrong New Orleans International Airport · Airport in Louisiana, United States
Source identifiers
KMSY · KMSY · MSY · US-LA
flymsy.com · en.wikipedia.org · scheduled service yes
Regional role cue
Armstrong International is the primary commercial airport for the New Orleans metropolitan area and southeast Louisiana.
Accepted from the airport reference trail as a role-specific cue for MSY; not treated as a live service guarantee.
1. Kenner
kenner · 2.2 km from MSY
United States · America/Chicago · +0h · population 67,091 · city coordinates 29.9941, -90.2417
2. Metairie Terrace
metairie-terrace · 9.8 km from MSY
United States · America/Chicago · +0h · population 142,489 · city coordinates 29.9785, -90.1640
3. Metairie
metairie · 11 km from MSY
United States · America/Chicago · +0h · population 138,481 · city coordinates 29.9841, -90.1529
4. New Orleans
new-orleans · 19 km from MSY
United States · America/Chicago · +0h · population 362,701 · city coordinates 29.9547, -90.0751
5. Marrero
marrero · 19 km from MSY
United States · America/Chicago · +0h · population 33,141 · city coordinates 29.8994, -90.1004
6. Harvey
harvey · 21 km from MSY
United States · America/Chicago · +0h · population 20,348 · city coordinates 29.9035, -90.0773
1. PNS KPNS
Pensacola International Airport · Pensacola
300 km from MSY · America/Chicago · +0h · elevation 121 ft (37 m) · airport coordinates 30.4727, -87.1866
2. HOU KHOU
William P. Hobby Airport · Houston
485 km from MSY · America/Chicago · +0h · elevation 46 ft (14 m) · airport coordinates 29.6453, -95.2768
3. IAH KIAH
George Bush Intercontinental Airport · Houston
489 km from MSY · America/Chicago · +0h · elevation 97 ft (30 m) · airport coordinates 29.9844, -95.3414
1. MSY-PNS
Pensacola · 300 km · 1h 13m
America/Chicago · +0h from MSY; reference route only, not a live schedule.
2. MSY-HOU
Houston · 485 km · 1h 27m
America/Chicago · +0h from MSY; reference route only, not a live schedule.
3. MSY-IAH
Houston · 489 km · 1h 27m
America/Chicago · +0h from MSY; reference route only, not a live schedule.
Published runway count
2 runways
Longest runway 10,104 ft / 3,080 m. 2 lighted runways in the runway snapshot.
Runway surface mix
asphalt, PEM
Surface labels are normalized from the OurAirports runway rows for MSY.
Runway identifiers
02/20 · 11/29
Identifier pairs are retained as airport-specific runway cues, not live operational availability claims.
1. PNS KPNS
Pensacola International Airport · Pensacola · 300 km from MSY
large airport · America/Chicago · united-states · 121 ft (37 m) · 30.4727, -87.1866
2. HOU KHOU
William P. Hobby Airport · Houston · 485 km from MSY
large airport · America/Chicago · united-states · 46 ft (14 m) · 29.6453, -95.2768
3. IAH KIAH
George Bush Intercontinental Airport · Houston · 489 km from MSY
large airport · America/Chicago · united-states · 97 ft (30 m) · 29.9844, -95.3414
4. BHM KBHM
Birmingham-Shuttlesworth International Airport · Birmingham · 517 km from MSY
large airport · America/Chicago · united-states · 650 ft (198 m) · 33.5629, -86.7507
5. MEM KMEM
Memphis International Airport · Memphis · 562 km from MSY
large airport · America/Chicago · united-states · 341 ft (104 m) · 35.0438, -89.9763
6. ATL KATL
Hartsfield Jackson Atlanta International Airport · Atlanta · 684 km from MSY
large airport · America/New_York · united-states · 1,026 ft (313 m) · 33.6367, -84.4281
Source note 1
A small portion of Runway 11/29 is in unincorporated St.
Retained as a source-backed local role note for MSY.
MSY sits in United States (United States of America), whose capital is Washington, D.C.. Federal Aviation Administration (FAA) is the national civil-aviation authority we name for regulator context. Country context: Americas, North America.
Common country-language signals: English. Currency context: USD ($). MSY is listed with scheduled service in the airport source snapshot.
Airport in Louisiana, United States. This description is used only as identity context; live flight status, terminal assignment, and airport alerts still belong to the official airport or airline source.
Regional role cue: Armstrong International is the primary commercial airport for the New Orleans metropolitan area and southeast Louisiana.
Wikidata airport entity: Q1461076 · Louis Armstrong New Orleans International Airport. Owner / owning body: New Orleans. Administrative area: Louisiana · Jefferson Parish · Kenner. Named after: Louis Armstrong · New Orleans
Louis Armstrong New Orleans International Airport is a near sea-level field at 4 ft (1 m), positioned at 29.9934° N, 90.2647° W in the Northern subtropics. The runway snapshot lists 2 runways and a longest runway of 10,104 ft / 3,080 m. The airport clock uses America/Chicago (CDT, UTC-05:00), so cross-date arrivals should be checked against this zone rather than the airline origin city.
Kenner is the closest retained city-time anchor at 2.2 km. PNS Pensacola is the closest retained airport alternative at 300 km.
MSY is compared with PNS Pensacola at 300 km, HOU Houston at 485 km, IAH Houston at 489 km, BHM Birmingham at 517 km, MEM Memphis at 562 km inside the retained United States airport set, which is useful when backup airports share the same country context but differ by city, route network, and clock behavior.
MSY-PNS Pensacola: 300 km, about 1h 13m, +0h. MSY-HOU Houston: 485 km, about 1h 27m, +0h. MSY-IAH Houston: 489 km, about 1h 27m, +0h. These are distance and timezone references, not live flight availability claims.
OurAirports ident KMSY backs the stable code, coordinate, elevation, and timezone record. flymsy.com is attached as the official airport website. en.wikipedia.org is used only as supporting reference context. Snapshot date: 2026-05-25.
Traffic profile
Reference airport
Airline role
Mixed commercial service
Terminal footprint
See operational notes
Runway footprint
2 runways · longest 10,104 ft / 3,080 m
Runway identifiers
02/20, 11/29
OurAirports classifies MSY as a large airport with scheduled service; the airport name and codes identify it as an international gateway for New Orleans.
MSY (KMSY) is a near sea-level field at 4 ft (1 m) in the subtropics, kept in the curated set for its route, timezone, and market-planning value.
MSY sits in a broader regional network with 3 nearby curated alternatives, so airline choice and connection strategy are part of the planning story here.
MSY's runway record lists 2 runways, with the longest runway at 10,104 ft / 3,080 m and source surfaces recorded as asphalt, PEM.
The City of New Orleans is the clearest operator or management signal we currently have on file for MSY.
These operational notes prefer the structured airport facts snapshot, then fall back to the accepted airport reference at flymsy.com, then blend that with local timezone, route, and city-access data already on this page.
These are the specific situations where this airport page earns its keep: time-zone conversion, city transfer planning, nearby airport backup logic, and source-confidence checks before acting.
MSY uses America/Chicago (CDT, UTC-05:00). Use this before overnight arrivals, cross-date departures, and same-day connections.
Louis Armstrong New Orleans International Airport is about 19 km from central New Orleans; build that transfer into arrival and check-in planning.
PNS Pensacola is the closest retained alternate at 300 km, time difference +0h.
flymsy.com is listed as the official airport website in the airport facts snapshot; live schedules, gates, routes, terminals, and NOTAM-sensitive operations still need official airport or airline verification.
These comparisons place MSY inside the retained airport graph by country, timezone, elevation, and coordinate neighbors. They are deterministic dataset facts, not generated flight claims.
MSY ranks #52 in the curated United States airport set when large airports are listed before medium airports, then sorted by IATA code. The retained country set has 94 airports.
MSY shares America/Chicago with AUS Austin US · BHM Birmingham US · BNA Nashville US · DAL Dallas US · DFW Dallas-Fort Worth US · DSM Des Moines US. This helps separate same-clock airports by city, country, code, and geography.
MSY is 4 ft (1 m). Closest elevation peers in the retained airport set include BKK 5 ft (2 m) (1 ft delta) · HPH 6 ft (2 m) (2 ft delta) · HSG 6 ft (2 m) (2 ft delta) · PUS 6 ft (2 m) (2 ft delta) · MIA 8 ft (2 m) (4 ft delta).
MSY's nearest retained coordinate neighbors are PNS 300 km +0h · HOU 485 km +0h · IAH 489 km +0h.
Great-circle route between airports with animated plane. Pick a route.
| Destination | Route code | Distance | Estimated window | Time difference | Destination clock |
|---|---|---|---|---|---|
| Pensacola | PNS | 300 km | 1h 13m | +0h | --:--:-- |
| Houston | HOU | 485 km | 1h 27m | +0h | --:--:-- |
| Houston | IAH | 489 km | 1h 27m | +0h | --:--:-- |
MSY to PNS
Distance 300 km; estimated travel window 1h 13m; destination zone America/Chicago is +0h from MSY. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
MSY to HOU
Distance 485 km; estimated travel window 1h 27m; destination zone America/Chicago is +0h from MSY. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
MSY to IAH
Distance 489 km; estimated travel window 1h 27m; destination zone America/Chicago is +0h from MSY. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
The airport sits in the normal outer-ring range for a major metro gateway, so rail, shuttle coach, and ride-hail all matter when you judge the fastest arrival.
New Orleans is the nearest mapped city anchor in the current dataset, which makes it the cleanest companion page when travelers want to switch from airport timing into local city timing.
Louis Armstrong New Orleans International Airport has 3 nearby indexed airport alternatives, which makes backup departures and diversion logic part of real planning instead of a theoretical edge case.
Airport pages are most useful when they bridge into real city clocks. These city anchors are ranked by distance from MSY, then shown with their own timezone, local time, and time difference from the airport clock.
Kenner
kenner · 2.2 km · America/Chicago
Metairie Terrace
metairie-terrace · 9.8 km · America/Chicago
Metairie
metairie · 11 km · America/Chicago
New Orleans
new-orleans · 19 km · America/Chicago
Marrero
marrero · 19 km · America/Chicago
Harvey
harvey · 21 km · America/Chicago
Gretna
gretna · 22 km · America/Chicago
Estelle
estelle · 22 km · America/Chicago
Laplace
laplace · 22 km · America/Chicago
Terrytown
terrytown · 24 km · America/Chicago
Chalmette
chalmette · 29 km · America/Chicago
Slidell
slidell · 56 km · America/Chicago
Louis Armstrong New Orleans International Airport does not have a long carrier list in the current source trail, so this page emphasizes the durable pieces travelers can safely use here: local time, field identifiers, nearby airports, and timezone differences.
The route timing references show the first cross-timezone planning burden after this airport: Pensacola (PNS), Houston (HOU), Houston (IAH). Treat them as distance and clock cues, then verify flight availability with the carrier.
Planning checkpoints
Nearby airports are ranked by coordinate distance from MSY. The time difference column is computed from IANA zones against the page snapshot, while the local clocks update in the browser.
Pensacola International AirportPNS
Pensacola · large airport
Compare against PNS when route choice, backup departures, or arrival-side local time matters.
William P. Hobby AirportHOU
Houston · large airport
Compare against HOU when route choice, backup departures, or arrival-side local time matters.
George Bush Intercontinental AirportIAH
Houston · large airport
Compare against IAH when route choice, backup departures, or arrival-side local time matters.
Questions
Louis Armstrong New Orleans International Airport is in the America/Chicago timezone (UTC-05:00, CDT).
Louis Armstrong New Orleans International Airport uses IATA code MSY and ICAO code KMSY.
Louis Armstrong New Orleans International Airport is located in New Orleans, United States at coordinates 29.9934° N, 90.2647° W, with an elevation of 4 ft (1 m) (near sea-level field in the subtropics).
Louis Armstrong New Orleans International Airport sits roughly 19 km from the nearest mapped city center for New Orleans.
Pensacola (PNS) is one of the closest route references on this page, with an estimated travel window of 1h 13m, destination timezone America/Chicago, and a +0h difference from MSY.
Louis Armstrong New Orleans International Airport sits inside United States, where civil aviation oversight is led by the Federal Aviation Administration (FAA).
MSY's curated peers in United States on this site include PNS Pensacola, HOU Houston, IAH Houston, plus 3 more.
Louis Armstrong New Orleans International Airport's source-backed operational summary lists 2 runways, with the longest runway recorded at 10,104 ft / 3,080 m; identifiers include 02/20, 11/29.
