Frontier Airlines is the most reliable airline on the ISP to MYR route with a 77% on-time rate. Based on 426 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: ISP to MYR
Islip to Myrtle Beach — airline reliability comparison
On-Time Rate by Airline
Frontier Airlines77%
ISP to MYR Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Frontier AirlinesF9Best | 77% | 5.4% | 70m | 426 |
Route Overview
78%
Overall On-Time
71m
Avg Delay
6.1%
Cancel Rate
426
Total Flights
Flying out of ISP? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Data last updated October 2026. Source: Bureau of Transportation Statistics.