JetBlue ISP to FLL on-time performance
JetBlue nonstop flights from Islip to Fort Lauderdale · Aug 2025 – Jul 2026
On-time arrivals
71%
arrived < 15 min late
Cancelled
1.6%
6 flights
Avg arrival delay
26 min
87 min when late
Rank on route
#1 of 3
route average 69% on time
Key facts
- JetBlue flights on ISP to FLL arrived on time 71% of the time in Aug 2025 – Jul 2026.
- 1.6% were cancelled, and 11% arrived an hour or more late.
- That ranks #1 of 3 airlines on this route, which averaged 69% on time overall.
- The largest source of delay minutes was late-arriving aircraft (43%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft43%
- Airline (crew, maintenance, cleaning, fueling)36%
- Air traffic control & airport congestion17%
- Extreme weather4%
- Security0%
Other airlines on ISP to FLL
- Frontier Airlines22% on time · 38 min avg delay
- Southwest Airlines67% on time · 9 min avg delay
Full ISP to FLL comparison →
JetBlue on-time record across all routes →
383 JetBlue flights tracked on this route; 6 cancelled, 2 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.