Boston to Baltimore — airline reliability comparison
Republic Airways is the most reliable airline on the BOS to BWI route with a 86% on-time rate, compared to SkyWest Airlines at 74%. Based on 3,354 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 | 86% | 2.3% | 64m | 3,354 |
| Southwest AirlinesWN | 80% | 1.7% | 64m | 8,823 |
| JetBlue AirwaysB6 | 79% | 1.8% | 70m | 1,057 |
| Spirit AirlinesNK | 75% | 3.4% | 83m | 938 |
| SkyWest AirlinesOOWorst | 74% | 5.0% | 60m | 40 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.