Chicago to Orlando — airline reliability comparison
United Airlines is the most reliable airline on the ORD to MCO route with a 81% on-time rate, compared to Frontier Airlines at 64%. Based on 7,955 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 |
|---|---|---|---|---|
| United AirlinesUABest | 81% | 1.0% | 69m | 7,955 |
| Southwest AirlinesWN | 76% | 1.1% | 57m | 2,169 |
| Spirit AirlinesNK | 75% | 1.9% | 82m | 2,683 |
| American AirlinesAA | 73% | 1.3% | 73m | 5,787 |
| Frontier AirlinesF9Worst | 64% | 2.5% | 102m | 1,334 |
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.