# Louis Armstrong New Orleans International Airport (MSY / KMSY)

**Louis Armstrong New Orleans International Airport** (IATA: MSY, ICAO: KMSY) is a large airport in New Orleans, Louisiana, United States. It opened in Oct 1944. It has 2 runways; the longest is 10,104 ft (3,080 m). It is operated by New Orleans. In 2025 it handled 12.5 million passengers.

Web page: https://dromopedia.com/airports/kmsy

## At a glance

- IATA / ICAO: MSY / KMSY
- FAA: MSY
- Type: Large airport
- Operator: New Orleans
- Serves: New Orleans, Louisiana, United States
- Opened: Oct 1944
- Elevation: 3 ft / 1 m
- Coordinates: 29.9934, -90.2647
- Runways: 2
- Helipads: 2
- Longest runway: 10,104 ft / 3,080 m
- Instrument procedures: 14 approaches, 4 arrivals
- Passengers: 12,510,195 (2025)
- Time zone: UTC-6/-5 · America/Chicago
- Website: https://flymsy.com
- Wikipedia: https://en.wikipedia.org/wiki/Louis_Armstrong_New_Orleans_International_Airport (30 languages)
- Wikidata: https://www.wikidata.org/wiki/Q1461076
- Weather station: KMSY · WMO 72231
- Ident: KMSY

## Timeline

- Oct 1944: Louis Armstrong New Orleans International Airport opens.
- 25 Feb 1964: Eastern Air Lines Flight 304. 58 killed.
- 9 Jul 1982: Pan Am Flight 759. 153 killed.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 11/29 | 10,104 ft / 3,080 m | 150 ft / 46 m | Concrete | 105° / 285° | yes |
| 02/20 | 7,002 ft / 2,134 m | 150 ft / 46 m | Concrete | 015° / 195° | yes |

- Also 2 helipads.
- FAA airport diagram: https://aeronav.faa.gov/d-tpp/2611/00609AD.PDF

## Passengers per year

| Year | Passengers | Source |
| --- | --- | --- |
| 2014 | 9,942,767 | Wikidata |
| 2015 | 10,925,705 | BTS T-100 Segment |
| 2016 | 11,373,187 | BTS T-100 Segment |
| 2017 | 12,255,160 | BTS T-100 Segment |
| 2018 | 13,397,302 | BTS T-100 Segment |
| 2019 | 13,991,590 | BTS T-100 Segment |
| 2020 | 5,358,305 | BTS T-100 Segment |
| 2021 | 8,167,830 | BTS T-100 Segment |
| 2022 | 12,076,496 | BTS T-100 Segment |
| 2023 | 12,804,551 | BTS T-100 Segment |
| 2024 | 13,177,660 | BTS T-100 Segment |
| 2025 | 12,510,195 | BTS T-100 Segment |

## Routes

55 destinations in 4 countries. From the airport's Wikipedia article.

### Year-round (48)

- [HOU](https://dromopedia.com/airports/khou.md) William P. Hobby Airport · United States · 301 mi / 485 km · Southwest Airlines
- [IAH](https://dromopedia.com/airports/kiah.md) George Bush Intercontinental Airport · United States · 304 mi / 489 km · United Airlines
- [ATL](https://dromopedia.com/airports/katl.md) Hartsfield Jackson Atlanta International Airport · United States · 425 mi / 684 km · Frontier Airlines, Delta Air Lines, Southwest Airlines
- [DTX](https://dromopedia.com/airports/ktki.md) McKinney National Airport · United States · 432 mi / 696 km · Avelo Airlines
- [DAL](https://dromopedia.com/airports/kdal.md) Dallas Love Field · United States · 435 mi / 700 km · Southwest Airlines
- [AUS](https://dromopedia.com/airports/kaus.md) Austin Bergstrom International Airport · United States · 442 mi / 712 km · Delta Connection, Southwest Airlines
- [DFW](https://dromopedia.com/airports/kdfw.md) Dallas Fort Worth International Airport · United States · 447 mi / 719 km · Frontier Airlines, American Eagle, American Airlines
- [BNA](https://dromopedia.com/airports/kbna.md) Nashville International Airport · United States · 472 mi / 759 km · Southwest Airlines
- [TPA](https://dromopedia.com/airports/ktpa.md) Tampa International Airport · United States · 488 mi / 785 km · Southwest Airlines, Breeze Airways
- [SAT](https://dromopedia.com/airports/ksat.md) San Antonio International Airport · United States · 493 mi / 793 km · Southwest Airlines
- [XNA](https://dromopedia.com/airports/kxna.md) Northwest Arkansas National Airport · United States · 493 mi / 794 km · Breeze Airways
- [MCO](https://dromopedia.com/airports/kmco.md) Orlando International Airport · United States · 551 mi / 886 km · Frontier Airlines, Southwest Airlines, Breeze Airways
- [SAV](https://dromopedia.com/airports/ksav.md) Savannah Hilton Head International Airport · United States · 556 mi / 895 km · Breeze Airways
- [STL](https://dromopedia.com/airports/kstl.md) St. Louis Lambert International Airport · United States · 605 mi / 974 km · Southwest Airlines
- [SDF](https://dromopedia.com/airports/ksdf.md) Louisville Muhammad Ali International Airport · United States · 621 mi / 1,000 km · Breeze Airways
- [CHS](https://dromopedia.com/airports/kchs.md) Charleston International Airport · United States · 635 mi / 1,022 km · Breeze Airways
- [CLT](https://dromopedia.com/airports/kclt.md) Charlotte Douglas International Airport · United States · 651 mi / 1,048 km · American Airlines
- [CUN](https://dromopedia.com/airports/mmun.md) Cancún International Airport · Mexico · 654 mi / 1,052 km · Southwest Airlines
- [FLL](https://dromopedia.com/airports/kfll.md) Fort Lauderdale Hollywood International Airport · United States · 673 mi / 1,083 km · JetBlue Airways, Southwest Airlines
- [MIA](https://dromopedia.com/airports/kmia.md) Miami International Airport · United States · 674 mi / 1,085 km · American Airlines
- [MCI](https://dromopedia.com/airports/kmci.md) Kansas City International Airport · United States · 691 mi / 1,112 km · Southwest Airlines
- [CVG](https://dromopedia.com/airports/kcvg.md) Cincinnati Northern Kentucky International Airport · United States · 702 mi / 1,129 km · Allegiant Air
- [MYR](https://dromopedia.com/airports/kmyr.md) Myrtle Beach International Airport · United States · 712 mi / 1,146 km · Breeze Airways
- [RDU](https://dromopedia.com/airports/krdu.md) Raleigh-Durham International Airport · United States · 779 mi / 1,254 km · Breeze Airways
- [MDW](https://dromopedia.com/airports/kmdw.md) Chicago Midway International Airport · United States · 826 mi / 1,330 km · Southwest Airlines
- [ORD](https://dromopedia.com/airports/kord.md) Chicago O'Hare International Airport · United States · 838 mi / 1,349 km · United Express, American Eagle, United Airlines, American Airlines
- [RIC](https://dromopedia.com/airports/kric.md) Richmond International Airport · United States · 905 mi / 1,457 km · Breeze Airways
- [DTW](https://dromopedia.com/airports/kdtw.md) Detroit Metropolitan Wayne County Airport · United States · 928 mi / 1,493 km · Delta Air Lines
- [ORF](https://dromopedia.com/airports/korf.md) Norfolk International Airport · United States · 939 mi / 1,511 km · Breeze Airways
- [IAD](https://dromopedia.com/airports/kiad.md) Washington Dulles International Airport · United States · 955 mi / 1,537 km · United Airlines
- [DCA](https://dromopedia.com/airports/kdca.md) Ronald Reagan Washington National Airport · United States · 969 mi / 1,560 km · American Eagle, American Airlines, Southwest Airlines
- [BWI](https://dromopedia.com/airports/kbwi.md) Baltimore/Washington International Thurgood Marshall Airport · United States · 999 mi / 1,607 km · Southwest Airlines
- [MSP](https://dromopedia.com/airports/kmsp.md) Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field · United States · 1,041 mi / 1,675 km · Delta Air Lines
- [DEN](https://dromopedia.com/airports/kden.md) Denver International Airport · United States · 1,061 mi / 1,708 km · Frontier Airlines, United Airlines, Southwest Airlines
- [PHL](https://dromopedia.com/airports/kphl.md) Philadelphia International Airport · United States · 1,088 mi / 1,751 km · Frontier Airlines, American Eagle, American Airlines
- [YYZ](https://dromopedia.com/airports/cyyz.md) Toronto Pearson International Airport · Canada · 1,111 mi / 1,788 km · Air Canada
- [EWR](https://dromopedia.com/airports/kewr.md) Newark Liberty International Airport · United States · 1,167 mi / 1,878 km · United Airlines
- [JFK](https://dromopedia.com/airports/kjfk.md) John F. Kennedy International Airport · United States · 1,182 mi / 1,902 km · JetBlue Airways, Delta Air Lines
- [LGA](https://dromopedia.com/airports/klga.md) LaGuardia Airport · United States · 1,183 mi / 1,904 km · Delta Air Lines, American Airlines, Southwest Airlines
- [PHX](https://dromopedia.com/airports/kphx.md) Phoenix Sky Harbor International Airport · United States · 1,297 mi / 2,088 km · American Airlines, Southwest Airlines
- [BOS](https://dromopedia.com/airports/kbos.md) Boston Logan International Airport · United States · 1,367 mi / 2,200 km · JetBlue Airways, Delta Air Lines
- [SLC](https://dromopedia.com/airports/kslc.md) Salt Lake City International Airport · United States · 1,427 mi / 2,296 km · Delta Air Lines
- [LAS](https://dromopedia.com/airports/klas.md) Harry Reid International Airport · United States · 1,497 mi / 2,409 km · Southwest Airlines, Breeze Airways
- [SAN](https://dromopedia.com/airports/ksan.md) San Diego International Airport · United States · 1,596 mi / 2,568 km · Southwest Airlines
- [LAX](https://dromopedia.com/airports/klax.md) Los Angeles International Airport · United States · 1,667 mi / 2,682 km · Delta Air Lines, Southwest Airlines, Breeze Airways
- [SFO](https://dromopedia.com/airports/ksfo.md) San Francisco International Airport · United States · 1,907 mi / 3,069 km · United Airlines
- [SEA](https://dromopedia.com/airports/ksea.md) Seattle–Tacoma International Airport · United States · 2,083 mi / 3,353 km · Alaska Airlines
- [LHR](https://dromopedia.com/airports/egll.md) London Heathrow Airport · United Kingdom · 4,620 mi / 7,435 km · British Airways

### Seasonal (11)

- [IAH](https://dromopedia.com/airports/kiah.md) George Bush Intercontinental Airport · United States · 304 mi / 489 km · United Express
- [JAX](https://dromopedia.com/airports/kjax.md) Jacksonville International Airport · United States · 513 mi / 826 km · Breeze Airways
- [RSW](https://dromopedia.com/airports/krsw.md) Southwest Florida International Airport · United States · 570 mi / 918 km · Breeze Airways
- [CUN](https://dromopedia.com/airports/mmun.md) Cancún International Airport · Mexico · 654 mi / 1,052 km · Breeze Airways
- [MIA](https://dromopedia.com/airports/kmia.md) Miami International Airport · United States · 674 mi / 1,085 km · American Eagle
- [RDU](https://dromopedia.com/airports/krdu.md) Raleigh-Durham International Airport · United States · 779 mi / 1,254 km · Southwest Airlines
- [PIT](https://dromopedia.com/airports/kpit.md) Pittsburgh International Airport · United States · 919 mi / 1,479 km · Breeze Airways
- [IAD](https://dromopedia.com/airports/kiad.md) Washington Dulles International Airport · United States · 955 mi / 1,537 km · United Express
- [EWR](https://dromopedia.com/airports/kewr.md) Newark Liberty International Airport · United States · 1,167 mi / 1,878 km · United Express
- [PHX](https://dromopedia.com/airports/kphx.md) Phoenix Sky Harbor International Airport · United States · 1,297 mi / 2,088 km · Breeze Airways
- [PDX](https://dromopedia.com/airports/kpdx.md) Portland International Airport · United States · 2,047 mi / 3,295 km · Alaska Airlines

### Cargo (6)

- [IAH](https://dromopedia.com/airports/kiah.md) George Bush Intercontinental Airport · United States · 304 mi / 489 km · UPS Airlines, DHL Aviation
- [MEM](https://dromopedia.com/airports/kmem.md) Frederick W. Smith International Airport · United States · 349 mi / 562 km · DHL Aviation, FedEx Express
- [SDF](https://dromopedia.com/airports/ksdf.md) Louisville Muhammad Ali International Airport · United States · 621 mi / 1,000 km · UPS Airlines
- [CVG](https://dromopedia.com/airports/kcvg.md) Cincinnati Northern Kentucky International Airport · United States · 702 mi / 1,129 km · DHL Aviation, Amazon Air
- [IND](https://dromopedia.com/airports/kind.md) Indianapolis International Airport · United States · 708 mi / 1,140 km · FedEx Express
- [ONT](https://dromopedia.com/airports/kont.md) Ontario International Airport · United States · 1,621 mi / 2,608 km · UPS Airlines

## Airlines

The figure is how many destinations each airline flies from MSY, as the routes above have them. Hubs from Wikidata.

### Passenger (15)

- WN [Southwest Airlines](https://dromopedia.com/airlines/southwest-airlines) · 22
- MX [Breeze Airways](https://dromopedia.com/airlines/breeze-airways) · 17
- AA [American Airlines](https://dromopedia.com/airlines/american-airlines) · 8
- DL [Delta Air Lines](https://dromopedia.com/airlines/delta-air-lines) · 8
- UA [United Airlines](https://dromopedia.com/airlines/united-airlines) · 6
- [American Eagle](https://dromopedia.com/airlines/american-eagle) · 5
- F9 [Frontier Airlines](https://dromopedia.com/airlines/frontier-airlines) · 5
- UA [United Express](https://dromopedia.com/airlines/united-express) · 4
- B6 [JetBlue Airways](https://dromopedia.com/airlines/jetblue-airways) · 3
- AS [Alaska Airlines](https://dromopedia.com/airlines/alaska-airlines) · 2
- AC [Air Canada](https://dromopedia.com/airlines/air-canada) · 1
- G4 [Allegiant Air](https://dromopedia.com/airlines/allegiant-air) · 1
- XP [Avelo Airlines](https://dromopedia.com/airlines/avelo-airlines) · 1
- BA [British Airways](https://dromopedia.com/airlines/british-airways) · 1
- [Delta Connection](https://dromopedia.com/airlines/delta-connection) · 1

### Cargo (4)

- [DHL Aviation](https://dromopedia.com/airlines/dhl-aviation) · 3
- 5X [UPS Airlines](https://dromopedia.com/airlines/ups-airlines) · 3
- FX [FedEx Express](https://dromopedia.com/airlines/fedex-express) · 2
- MZN [Amazon Air](https://dromopedia.com/airlines/amazon-air) · 1

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Passengers | 12.5M (2025) | #175 of 3,974 | #47 in North America | #38 in US |
| Longest runway | 10,104 ft / 3,080 m | =970 of 29,858 | =210 in North America | =164 in US |
| Elevation | 3 ft / 1 m | =43,171 of 43,403 | =19,375 in North America | =15,742 in US |
| Age | Opened 1944 | =2,300 of 15,079 | =1,299 in North America | =1,249 in US |
| Runways | 2 | =715 of 29,978 | =435 in North America | =391 in US |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| A/D | NEW ORLEANS APP/DEP | 123.850 |
| ATIS | ATIS | 127.550 |
| CLD | CLNC DEL | 127.200 |
| GND | GND | 121.900 |
| TWR | TWR | 119.500 |
| UNIC | UNICOM | 122.950 |

## Nearby airports

- [NEW](https://dromopedia.com/airports/knew.md) Lakefront Airport · 15 mi / 23 km
- [NBG](https://dromopedia.com/airports/knbg.md) New Orleans NAS JRB/Alvin Callender Field · 18 mi / 29 km
- [BTR](https://dromopedia.com/airports/kbtr.md) Baton Rouge Metropolitan Airport · 65 mi / 104 km
- [GPT](https://dromopedia.com/airports/kgpt.md) Gulfport Biloxi International Airport · 77 mi / 124 km
- [MCB](https://dromopedia.com/airports/kmcb.md) McComb-Pike County Airport / John E Lewis Field · 83 mi / 133 km
- [BIX](https://dromopedia.com/airports/kbix.md) Keesler Air Force Base · 85 mi / 137 km

## Sources

- [BTS T-100 Segment](https://www.transtats.bts.gov/Tables.asp?QO_VQ=EEE&QO_anzr=Nv4%20Pn44vr45): US traffic: Bureau of Transportation Statistics, T-100 Segment (Public Domain (US Government))
- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [Wikipedia: “Louis Armstrong New Orleans International Airport”](https://en.wikipedia.org/w/index.php?title=Louis_Armstrong_New_Orleans_International_Airport&oldid=1376538258), revision of 24 Sep 2026 (CC BY-SA 4.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/kmsy/data