United Airlines is the most reliable airline on the MSY to IAD route with a 90% on-time rate. Based on 2,270 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: MSY to IAD
New Orleans to Washington — airline reliability comparison
On-Time Rate by Airline
United Airlines90%
MSY to IAD Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| United AirlinesUABest | 90% | 1.4% | 76m | 2,270 |
Route Overview
90%
Overall On-Time
75m
Avg Delay
1.3%
Cancel Rate
2,301
Total Flights
Flying out of MSY? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.