New York to Chicago — airline reliability comparison
Republic Airways is the most reliable airline on the LGA to ORD route with a 85% on-time rate, compared to Spirit Airlines at 70%. Based on 2,906 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 |
|---|---|---|---|---|
| Republic AirwaysYXBest | 85% | 2.8% | 52m | 2,906 |
| SkyWest AirlinesOO | 78% | 5.2% | 96m | 1,106 |
| United AirlinesUA | 78% | 3.0% | 84m | 15,136 |
| Delta Air LinesDL | 76% | 3.4% | 87m | 8,090 |
| American AirlinesAA | 76% | 3.2% | 94m | 10,581 |
| Spirit AirlinesNKWorst | 70% | 3.8% | 81m | 1,295 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.