Route · MIA → MSY · 2020–2025 BTS data
Miami to New Orleans
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MIA to MSY (Miami to New Orleans) ranks #1355 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 73.9%
- On-time
- -5.1 pts
- vs US avg
- 75 min
- Delay when late
- 8,908
- Flights
- #1355 of 4927
- Corpus placement
Cancelled
1.9%
Best Month
Jan 2025 82%
Worst Month
Jul 2024 57%
Distance
675 mi
Carriers
24
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 122 | 28 | 0 | 1 | AA |
| Nov 2025 | 139 | 32 | 1 | 0 | NK,AA,YX |
| Oct 2025 | 140 | 32 | 1 | 0 | AA,YX,MQ,NK |
| Sep 2025 | 110 | 26 | 0 | 0 | MQ,NK,YX,AA |
| Aug 2025 | 139 | 53 | 1 | 0 | AA,MQ,NK |
| Jul 2025 | 131 | 55 | 3 | 1 | AA,NK |
| Jun 2025 | 134 | 47 | 7 | 0 | AA,NK |
| May 2025 | 162 | 49 | 1 | 1 | AA,MQ,NK |
| Apr 2025 | 170 | 47 | 0 | 0 | MQ,NK,AA |
| Mar 2025 | 154 | 45 | 2 | 0 | AA,YX,MQ,NK |
| Feb 2025 | 145 | 36 | 3 | 0 | AA,YX,MQ,NK |
| Jan 2025 | 163 | 29 | 13 | 0 | AA,MQ,NK |
| Dec 2024 | 132 | 33 | 0 | 0 | AA,MQ,NK,WN |
| Nov 2024 | 140 | 26 | 0 | 0 | NK,WN,YX,MQ,AA |
| Oct 2024 | 124 | 29 | 1 | 0 | MQ,NK,AA |
| Sep 2024 | 102 | 21 | 3 | 0 | AA,MQ,NK |
| Aug 2024 | 112 | 38 | 7 | 0 | AA,MQ,NK,WN |
| Jul 2024 | 169 | 73 | 1 | 3 | AA,MQ,NK,WN |
| Jun 2024 | 170 | 60 | 11 | 0 | AA,MQ,NK,WN |
| May 2024 | 158 | 49 | 2 | 0 | AA,MQ,NK,WN,YX |
| Apr 2024 | 158 | 37 | 2 | 1 | AA,MQ,NK,WN,YX |
| Mar 2024 | 188 | 65 | 6 | 1 | AA,MQ,NK,WN |
| Feb 2024 | 174 | 43 | 0 | 0 | AA,MQ,NK,WN |
| Jan 2024 | 177 | 74 | 1 | 0 | AA,MQ,WN,NK |
MIA–MSY seasonal on-time pattern
Best: November (81.5%) · weakest: June (64.1%)
Strongest calendar month
November
81.5% on-time · ~130 flights/mo
Busiest calendar month
May
~147 flights/mo avg
Weakest calendar month
June
64.1% on-time · ~138 flights/mo
Cancellation Rate
1.9%
66 of 3,513 flights
Diversion Rate
0.2%
8 of 3,513 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
MIA on-time profileMSY - New Orleans
Full on-time, delay-cause, and seasonal performance for New Orleans, LA.
MSY on-time profileCompare the two airports
See MIA and MSY side by side on delays, cancellations, and reliability.
Compare MIA vs MSYOrigin-hub reliability standing
Softer reliability from MIA
Among 63 routes leaving MIA, only 25 (including this one) clear below 75% on-time, while 1 stay ≥85% and 37 sit mid-band. Travelers comparing MIA options should weigh this 73.9% print against those peers · fleet on-time rank #4614 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to MIA–MSY.
Routes with a similar on-time rate
What the Data Says About MIA to MSY
On-time performance on the MIA to MSY pairing (Miami to New Orleans) trails a chunk of the network: 73.9% of 8,908 tracked flights arrived on schedule, with a 75.0-minute average delay on the ones that ran late. The route spans about 675 miles across 24 carriers. Cancellations over the trailing 24 months hit 1.9% (66 of 3,513 flights), with 0.2% diverted.
The monthly split is wide on this route: Jan 2025 posted the strongest performance at 82% on-time, while Jul 2024 came in at just 57% - a 25-point swing worth factoring into travel timing.
On the multi-year calendar, MIA–MSY peaks in November at 81.5% on-time while May carries the heaviest traffic (~147 flights per month) ; the softest month is June at 64.1%, a 17.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does MIA to MSY rank among US routes by traffic? ▼
How often are flights delayed from MIA to MSY? ▼
What is the cancellation rate for MIA to MSY? ▼
How far is the flight from MIA to MSY? ▼
When is the best time to fly from MIA to MSY? ▼
Airports on this route
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.
Using MIA–MSY data
MIA–MSY sits 5.1 pts below the national 79% average; check the seasonal chart and airport profiles before treating the headline as typical.
- Compare MIA and MSY airport profiles: delay causes and top routes differ even on the same corridor. MIA airport
- If your dates flex, November (81.5% on-time) beats June (64.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 73.9% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
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.