Washington to Minneapolis — airline reliability comparison
Endeavor Air is the most reliable airline on the IAD to MSP route with a 99% on-time rate, compared to Delta Air Lines at 78%. Based on 93 flights tracked.
This route involves weather-prone airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Endeavor Air9EBest | 99% | 0.0% | 6m | 93 |
| United AirlinesUA | 89% | 0.0% | 66m | 41 |
| Republic AirwaysYX | 87% | 2.1% | 94m | 143 |
| SkyWest AirlinesOO | 85% | 1.0% | 100m | 3,011 |
| Delta Air LinesDLWorst | 78% | 0.0% | 233m | 23 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.