Southwest Airlines is the most reliable airline on the ISP to MCO route with a 77% on-time rate, compared to Frontier Airlines at 74%. Based on 2,371 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: ISP to MCO
Islip to Orlando — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines77%
JetBlue Airways75%
Frontier Airlines74%
ISP to MCO Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 77% | 1.0% | 63m | 2,371 |
| JetBlue AirwaysB6 | 75% | 1.0% | 77m | 665 |
| Frontier AirlinesF9Worst | 74% | 2.9% | 100m | 2,009 |
Route Overview
76%
Overall On-Time
82m
Avg Delay
1.8%
Cancel Rate
5,053
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.