Route Reliability
ISP → Fort Lauderdale
ISP–FLL · 1,092 miles · ISP Airport to Fort Lauderdale–Hollywood International Airport
- 69%
- Arrive within 15 minutes
- 18 min
- Average arrival delay
- 1.9%
- Cancelled
- 375
- Flights in the data
Data through May 2026.
Airlines on this route
- JetBlue Airways71% on time · 353 flights
- Frontier Airlines28% on time · 19 flights
- Southwest Airlines67% on time · 3 flights
Too little history on this route to call a winner. We rank airlines only after 100 flights each.
What the data says
The late departure is the smart one here.
ISP–FLL flights departing between 9 PM–12 AM arrived on time 94% of the time, versus 42% between 3–6 PM.
Thursdays have been rough.
ISP–FLL flights arrived on time 89% of the time on Wednesdays and just 62% on Thursdays. That gap is worth planning around.
Trending in the right direction.
ISP–FLL flights arrived on time 77% of the time over the last three months in the data, compared with 59% in the three months before that.
Flights on this route
The breakdown
- Mon63%(54 flights)
- Tue65%(46 flights)
- Wed89%(54 flights)
- Thu62%(47 flights)
- Fri70%(57 flights)
- Sat69%(58 flights)
- Sun62%(50 flights)
- 6–9 AM69%(32 flights)
- 9 AM–12 PM74%(93 flights)
- 12–3 PM76%(124 flights)
- 3–6 PM42%(36 flights)
- 6–9 PM56%(63 flights)
- 9 PM–12 AM94%(18 flights)
Jun 73% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 73% | 22 |
| July 2025 | 70% | 30 |
| August 2025 | 77% | 31 |
| September 2025 | 71% | 17 |
| October 2025 | 86% | 21 |
| November 2025 | 58% | 33 |
| December 2025 | 57% | 44 |
| January 2026 | 52% | 33 |
| February 2026 | 70% | 30 |
| March 2026 | 63% | 43 |
| April 2026 | 87% | 31 |
| May 2026 | 81% | 31 |
Same trip, other airports
Keep nerding
Based on 375 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.