Boston to Pittsburgh — airline reliability comparison
Republic Airways is the most reliable airline on the BOS to PIT route with a 85% on-time rate, compared to Spirit Airlines at 71%. Based on 3,497 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 |
|---|---|---|---|---|
| Republic AirwaysYXBest | 85% | 2.1% | 69m | 3,497 |
| SkyWest AirlinesOO | 78% | 1.6% | 61m | 71 |
| JetBlue AirwaysB6 | 75% | 2.2% | 70m | 3,981 |
| Spirit AirlinesNKWorst | 71% | 1.6% | 86m | 111 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.