Republic Airways is the most reliable airline on the IAD to ROC route with a 80% on-time rate, compared to United Airlines at 46%. Based on 322 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: IAD to ROC
Washington to Rochester — airline reliability comparison
On-Time Rate by Airline
Republic Airways80%
United Airlines46%
IAD to ROC Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Republic AirwaysYXBest | 80% | 1.6% | 47m | 322 |
| United AirlinesUAWorst | 46% | 0.0% | 56m | 13 |
Route Overview
77%
Overall On-Time
56m
Avg Delay
1.4%
Cancel Rate
348
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.