Airport reliability
New Orleans (MSY) on-time performance
How reliably flights leave New Orleans, LA (MSY) and reach their destinations, by airline, departure hour and month, September 2025 to August 2026.
New Orleans, LA48,856 departures in 12 months
- Departures on time
- 76.6% U.S. average 75.6%
- Cancelled
- 1.5% U.S. average 1.9%
- 60+ minutes late
- 7.6% U.S. average 8.1%
- Scheduled departures
- 48,856 12 months
What this means
MSY departures beat the U.S. average.
- 76.6% of the 48,856 scheduled departures from New Orleans (MSY) arrived at their destination on time, 1.0 points higher than the U.S. average of 75.6%.
- 1.5% of departures were cancelled (U.S. average 1.9%), and 7.6% arrived an hour or more late.
- Flights arriving at MSY were on time 75.8% of the time.
- Among airlines with at least 300 departures, United Airlines was the most punctual from MSY (83.6%) and JetBlue Airways the least (65.0%).
- Over the last 3 years, November was the most reliable month for departures from MSY (83.5% on time) and July the least reliable (66.8%).
- Cancellations peaked in January, when 5.7% of flights were cancelled.
- Flights scheduled to depart before 6 am were the most punctual (90.8% on time); flights scheduled to depart 6 pm to 7 pm were the least (62.2%).
Airlines at MSY
Ranked by on-time arrival
| Airline | On time | Cancelled | 60+ min late | Avg delay when late | Departures |
|---|---|---|---|---|---|
| United Airlines | 83.6% | 0.7% | 6.0% | 78 min | 6,748 |
| Delta Air Lines | 81.0% | 2.2% | 6.2% | 78 min | 7,529 |
| Envoy AirSold as American Eagle | 78.3% | 1.5% | 7.9% | 64 min | 783 |
| Republic AirwaysSold as American Eagle, Delta Connection, United Express | 77.4% | 3.2% | 6.6% | 66 min | 770 |
| SkyWest AirlinesSold as United Express, Delta Connection, American Eagle, Alaska | 76.8% | 0.7% | 9.3% | 86 min | 570 |
| Allegiant Air | 76.2% | 2.0% | 8.9% | 91 min | 101 |
| Southwest Airlines | 75.1% | 0.6% | 6.5% | 54 min | 18,327 |
| American Airlines | 74.7% | 2.1% | 10.3% | 105 min | 7,594 |
| Spirit Airlines | 74.3% | 3.1% | 9.0% | 73 min | 2,250 |
| Alaska Airlines | 73.7% | 1.0% | 6.0% | 54 min | 729 |
| PSA AirlinesSold as American Eagle | 69.5% | 6.3% | 12.0% | 123 min | 895 |
| Frontier Airlines | 65.7% | 2.4% | 12.9% | 89 min | 1,117 |
| JetBlue Airways | 65.0% | 3.0% | 14.7% | 85 min | 1,443 |
Tap a heading to sort.
On-time rate by departure hour
Share of scheduled flights on time MSY average 76.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| Departing before 6 am | 90.8% | 2,721 |
| Departing 6 am to 7 am | 89.2% | 4,123 |
| Departing 7 am to 8 am | 87.0% | 3,975 |
| Departing 8 am to 9 am | 87.6% | 1,959 |
| Departing 9 am to 10 am | 85.6% | 2,926 |
| Departing 10 am to 11 am | 82.9% | 3,450 |
| Departing 11 am to noon | 79.7% | 3,320 |
| Departing noon to 1 pm | 75.8% | 2,601 |
| Departing 1 pm to 2 pm | 78.1% | 1,911 |
| Departing 2 pm to 3 pm | 70.9% | 4,065 |
| Departing 3 pm to 4 pm | 69.6% | 3,458 |
| Departing 4 pm to 5 pm | 67.7% | 2,756 |
| Departing 5 pm to 6 pm | 64.1% | 3,807 |
| Departing 6 pm to 7 pm | 62.2% | 3,219 |
| Departing 7 pm to 8 pm | 66.4% | 2,748 |
| Departing 8 pm to 9 pm | 65.2% | 1,061 |
| Departing 9 pm to 10 pm | 64.3% | 619 |
| Departing 10 pm to 11 pm | 68.6% | 137 |
Best and worst months at MSY
Share of scheduled flights on time 12-month average 76.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| January | 76.3% | 12,173 |
| February | 81.0% | 12,592 |
| March | 76.4% | 13,824 |
| April | 79.6% | 13,277 |
| May | 72.0% | 13,195 |
| June | 70.0% | 11,976 |
| July | 66.8% | 12,032 |
| August | 76.5% | 10,950 |
| September | 82.4% | 10,894 |
| October | 82.8% | 13,528 |
| November | 83.5% | 12,721 |
| December | 80.4% | 12,636 |
Month by month, last 12 months
Share of scheduled flights on time U.S. average 75.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| Sep 2025 | 85.4% | 3,619 |
| Oct 2025 | 78.4% | 4,699 |
| Nov 2025 | 79.9% | 4,314 |
| Dec 2025 | 76.9% | 4,152 |
| Jan 2026 | 81.3% | 3,901 |
| Feb 2026 | 81.2% | 4,111 |
| Mar 2026 | 73.0% | 4,485 |
| Apr 2026 | 79.3% | 4,428 |
| May 2026 | 72.7% | 4,194 |
| Jun 2026 | 68.8% | 3,709 |
| Jul 2026 | 67.3% | 3,801 |
| Aug 2026 | 73.9% | 3,443 |
Busiest routes from MSY
| To | On time | Cancelled | Airlines | Flights |
|---|---|---|---|---|
| Atlanta (ATL) | 80.8% | 1.5% | 5 | 4,004 |
| Houston (IAH) | 82.9% | 0.4% | 4 | 2,910 |
| Dallas/Fort Worth (DFW) | 71.8% | 2.8% | 5 | 2,816 |
| Chicago (ORD) | 75.2% | 2.6% | 7 | 2,424 |
| Dallas (DAL) | 75.9% | 1.1% | 1 | 2,279 |
| Denver (DEN) | 79.1% | 0.4% | 3 | 2,279 |
| Houston (HOU) | 75.4% | 0.7% | 1 | 2,276 |
| Orlando (MCO) | 76.0% | 1.3% | 3 | 2,225 |
| Austin (AUS) | 76.4% | 0.4% | 3 | 1,976 |
| Washington (DCA) | 67.9% | 3.0% | 4 | 1,949 |
| Charlotte (CLT) | 80.7% | 1.3% | 5 | 1,686 |
| Nashville (BNA) | 75.7% | 0.5% | 2 | 1,499 |
| Miami (MIA) | 79.2% | 1.3% | 5 | 1,478 |
| Los Angeles (LAX) | 77.7% | 0.5% | 3 | 1,428 |
| Fort Lauderdale (FLL) | 71.1% | 2.3% | 3 | 1,406 |
| New York (LGA) | 66.6% | 3.8% | 5 | 1,391 |
| Newark (EWR) | 83.8% | 2.4% | 4 | 1,218 |
| New York (JFK) | 72.5% | 5.6% | 3 | 1,142 |
| Baltimore (BWI) | 77.6% | 1.0% | 3 | 1,135 |
| Philadelphia (PHL) | 76.8% | 3.4% | 4 | 1,133 |
Sources & data dates
- Source
- U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
- Period
- September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
- Data through
- August 2026
- Processed
- 2026-11-03
- Scope
- Scheduled nonstop domestic departures from New Orleans, LA (MSY) by airlines that report to the DOT.
- Method
- Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.