Flight Check

Best Airline: MSY to ATL

New Orleans to Atlanta — airline reliability comparison

Delta Air Lines is the most reliable airline on the MSY to ATL route with a 85% on-time rate, compared to Frontier Airlines at 65%. Based on 11,465 flights tracked.

This route involves high-congestion airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Delta Air Lines85%
Southwest Airlines76%
Spirit Airlines75%
Frontier Airlines65%

MSY to ATL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest85%1.3%74m11,465
Southwest AirlinesWN76%0.6%52m2,451
Spirit AirlinesNK75%1.5%65m1,422
Frontier AirlinesF9Worst65%2.6%68m407

Route Overview

82%
Overall On-Time
68m
Avg Delay
1.3%
Cancel Rate
15,801
Total Flights
MSY to ATL Route DetailsReturn: ATL to MSY
MSY AirportATL Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.