Route · MSY → MIA · 2020–2025 BTS data
New Orleans to Miami
The MSY–MIA corridor (New Orleans, LA → Miami, FL) runs behind the national average, served by 24 carriers across roughly 675 miles.
Data updated 2026-06-13
- 78.1%
- On-time
- -0.9 pts
- vs US avg
- 85 min
- Delay when late
- 8,895
- Flights
Cancelled
2.0%
Best Month
Nov 2025 88%
Worst Month
Apr 2025 68%
Distance
675 mi
Carriers
24
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 121 | 33 | 0 | 0 | AA |
| Nov 2025 | 139 | 16 | 1 | 0 | NK,AA,YX |
| Oct 2025 | 139 | 25 | 2 | 0 | AA,YX,MQ,NK |
| Sep 2025 | 110 | 24 | 0 | 1 | MQ,NK,YX,AA |
| Aug 2025 | 139 | 40 | 1 | 1 | AA,MQ,NK |
| Jul 2025 | 131 | 31 | 4 | 2 | AA,NK |
| Jun 2025 | 136 | 39 | 7 | 0 | AA,NK |
| May 2025 | 160 | 34 | 2 | 0 | AA,MQ,NK |
| Apr 2025 | 170 | 54 | 0 | 1 | MQ,NK,AA |
| Mar 2025 | 154 | 39 | 2 | 0 | AA,YX,MQ,NK |
| Feb 2025 | 145 | 34 | 2 | 0 | AA,YX,MQ,NK |
| Jan 2025 | 163 | 24 | 15 | 0 | AA,MQ,NK |
| Dec 2024 | 132 | 34 | 0 | 0 | AA,MQ,NK,WN |
| Nov 2024 | 139 | 20 | 0 | 0 | NK,WN,YX,MQ,AA |
| Oct 2024 | 123 | 18 | 1 | 0 | MQ,NK,AA |
| Sep 2024 | 103 | 19 | 3 | 0 | AA,MQ,NK |
| Aug 2024 | 111 | 27 | 6 | 1 | AA,MQ,NK,WN |
| Jul 2024 | 168 | 52 | 1 | 0 | AA,MQ,NK,WN |
| Jun 2024 | 169 | 40 | 13 | 1 | AA,MQ,NK,WN |
| May 2024 | 158 | 49 | 2 | 0 | AA,MQ,NK,WN,YX |
| Apr 2024 | 159 | 25 | 2 | 0 | AA,MQ,NK,WN,YX |
| Mar 2024 | 188 | 57 | 5 | 1 | AA,MQ,NK,WN |
| Feb 2024 | 172 | 21 | 0 | 1 | AA,MQ,NK,WN |
| Jan 2024 | 177 | 53 | 1 | 0 | AA,MQ,WN,NK |
Cancellation Rate
2.0%
70 of 3,506 flights
Diversion Rate
0.3%
9 of 3,506 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MSY - New Orleans
Full on-time, delay-cause, and seasonal performance for New Orleans, LA.
Origin airport →MIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
Destination airport →Compare the two airports
See MSY and MIA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to MSY–MIA.
Routes with a similar on-time rate
What the Data Says About MSY to MIA
The New Orleans to Miami corridor (MSY to MIA) posts a 78.1% on-time rate on the lower edge of the average band, based on 8,895 tracked flights. Late flights run 84.9 minutes behind on average. 24 carriers cover the 675-mile route; over the last 24 months, 70 of 3,506 flights were cancelled (2.0%) and 0.3% diverted.
The monthly split is wide on this route: Nov 2025 posted the strongest performance at 88% on-time, while Apr 2025 came in at just 68% - a 20-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from MSY to MIA? ▼
What is the cancellation rate for MSY to MIA? ▼
How far is the flight from MSY to MIA? ▼
When is the best time to fly from MSY to MIA? ▼
Flight Guides
Tips and data-driven advice for choosing reliable routes.
Explore PlainFlights
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.