Frontier Airlines is the most reliable airline on the TPA to ISP route with a 81% on-time rate, compared to JetBlue Airways at 69%. Based on 1,160 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: TPA to ISP
Tampa to Islip — airline reliability comparison
On-Time Rate by Airline
Frontier Airlines81%
Southwest Airlines76%
JetBlue Airways69%
TPA to ISP Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Frontier AirlinesF9Best | 81% | 2.5% | 79m | 1,160 |
| Southwest AirlinesWN | 76% | 0.4% | 57m | 422 |
| JetBlue AirwaysB6Worst | 69% | 3.0% | 56m | 73 |
Route Overview
79%
Overall On-Time
69m
Avg Delay
1.8%
Cancel Rate
1,795
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.