Atlanta to New Orleans — airline reliability comparison
Delta Air Lines is the most reliable airline on the ATL to MSY route with a 80% on-time rate, compared to Frontier Airlines at 71%. Based on 11,464 flights tracked.
This route involves high-congestion airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Delta Air LinesDLBest | 80% | 1.3% | 58m | 11,464 |
| Southwest AirlinesWN | 77% | 0.5% | 54m | 2,452 |
| Spirit AirlinesNK | 72% | 1.5% | 66m | 1,416 |
| Frontier AirlinesF9Worst | 71% | 2.3% | 69m | 406 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.