American Airlines is the most reliable airline on the MSY to MIA route with a 80% on-time rate, compared to Southwest Airlines at 71%. Based on 3,645 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: MSY to MIA
New Orleans to Miami — airline reliability comparison
On-Time Rate by Airline
American Airlines80%
Spirit Airlines77%
73%
Southwest Airlines71%
MSY to MIA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| American AirlinesAABest | 80% | 1.5% | 97m | 3,645 |
| Spirit AirlinesNK | 77% | 2.1% | 79m | 548 |
| MQ | 73% | 1.8% | 64m | 1,182 |
| Southwest AirlinesWNWorst | 71% | 0.8% | 67m | 586 |
Route Overview
77%
Overall On-Time
84m
Avg Delay
1.6%
Cancel Rate
6,050
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.