Republic Airways is the most reliable airline on the DCA to BUF route with a 79% on-time rate, compared to PSA Airlines at 71%. Based on 1,097 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: DCA to BUF
Washington to Buffalo — airline reliability comparison
On-Time Rate by Airline
Republic Airways79%
75%
PSA Airlines71%
DCA to BUF Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Republic AirwaysYXBest | 79% | 5.6% | 51m | 1,097 |
| MQ | 75% | 3.5% | 54m | 279 |
| PSA AirlinesOHWorst | 71% | 4.6% | 75m | 2,625 |
Route Overview
74%
Overall On-Time
72m
Avg Delay
4.3%
Cancel Rate
4,115
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.