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Route Reliability

Fort Lauderdale → ISP

FLL–ISP · 1,092 miles · Fort Lauderdale–Hollywood International Airport to ISP Airport

72
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
10 min
Average arrival delay
2.1%
Cancelled
376
Flights in the data

Data through May 2026.

Airlines on this route

  • JetBlue Airways77% on time · 354 flights
  • Frontier Airlines44% on time · 19 flights
  • Southwest Airlines33% 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

Morning-you made the right choice.

FLL–ISP flights departing between 6–9 AM arrived on time 91% of the time, versus 44% between 6–9 PM.

Sunday scaries are real for this one.

FLL–ISP flights arrived on time 93% of the time on Wednesdays and just 52% on Sundays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon69%(55 flights)
  • Tue84%(44 flights)
  • Wed93%(53 flights)
  • Thu71%(48 flights)
  • Fri82%(56 flights)
  • Sat73%(60 flights)
  • Sun52%(50 flights)
On-time by departure window
  • 6–9 AM91%(190 flights)
  • 9 AM–12 PM68%(28 flights)
  • 12–3 PM78%(18 flights)
  • 3–6 PM57%(85 flights)
  • 6–9 PM44%(25 flights)
  • 9 PM–12 AM50%(20 flights)
On-time trend by month
77%
May

Jun 91% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202591%22
July 202584%31
August 202597%31
September 2025100%18
October 202591%21
November 202570%33
December 202562%45
January 202667%33
February 202676%29
March 202655%44
April 202666%29
May 202677%30

Same trip, other airports

Keep nerding

Based on 376 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.