Dallas to New York — airline reliability comparison
Delta Air Lines is the most reliable airline on the DFW to LGA route with a 80% on-time rate, compared to Frontier Airlines at 63%. Based on 6,898 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 | 80% | 2.9% | 96m | 6,898 |
| Spirit AirlinesNK | 78% | 2.0% | 66m | 1,124 |
| American AirlinesAA | 72% | 3.2% | 68m | 14,094 |
| Frontier AirlinesF9Worst | 63% | 5.3% | 68m | 1,064 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.