New York to Atlanta — airline reliability comparison
Spirit Airlines is the most reliable airline on the LGA to ATL route with a 87% on-time rate, compared to Frontier Airlines at 64%. Based on 503 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 | 87% | 1.2% | 73m | 503 |
| Delta Air LinesDL | 82% | 1.8% | 75m | 16,901 |
| Republic AirwaysYX | 82% | 4.1% | 67m | 2,202 |
| Southwest AirlinesWN | 80% | 2.0% | 68m | 4,424 |
| JetBlue AirwaysB6 | 72% | 2.3% | 78m | 1,983 |
| Frontier AirlinesF9Worst | 64% | 5.1% | 89m | 2,444 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.