Boston to Newark — airline reliability comparison
Spirit Airlines is the most reliable airline on the BOS to EWR route with a 84% on-time rate, compared to SkyWest Airlines at 69%. Based on 379 flights tracked.
This route involves weather-prone airports and high-congestion airports, which can affect reliability regardless of airline.
Source: Bureau of Transportation Statistics. Updated October 2026.| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Spirit AirlinesNKBest | 84% | 5.8% | 70m | 379 |
| JetBlue AirwaysB6 | 82% | 3.9% | 93m | 366 |
| United AirlinesUA | 78% | 3.3% | 82m | 10,027 |
| Republic AirwaysYX | 77% | 5.1% | 71m | 3,803 |
| SkyWest AirlinesOOWorst | 69% | 1.0% | 58m | 159 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.