Dallas to Boston — airline reliability comparison
Delta Air Lines is the most reliable airline on the DFW to BOS route with a 78% on-time rate, compared to JetBlue Airways at 60%. Based on 3,224 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 |
|---|---|---|---|---|
| Delta Air LinesDLBest | 78% | 1.8% | 109m | 3,224 |
| Frontier AirlinesF9 | 71% | 3.2% | 32m | 96 |
| American AirlinesAA | 70% | 2.3% | 68m | 8,793 |
| Spirit AirlinesNK | 69% | 0.8% | 64m | 348 |
| JetBlue AirwaysB6Worst | 60% | 1.8% | 111m | 1,123 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.