New York to Dallas — airline reliability comparison
Spirit Airlines is the most reliable airline on the LGA to DFW route with a 78% on-time rate, compared to Frontier Airlines at 66%. Based on 1,122 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 | 78% | 3.1% | 68m | 1,122 |
| Delta Air LinesDL | 77% | 2.8% | 77m | 6,899 |
| American AirlinesAA | 76% | 3.3% | 88m | 14,090 |
| Frontier AirlinesF9Worst | 66% | 6.1% | 117m | 1,063 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.