PlainFlights

Route · ISP → MCO · 2020–2025 BTS data

Islip to Orlando

The ISP–MCO corridor (Islip, NY → Orlando, FL) runs behind the national average, served by 7 carriers across roughly 971 miles.

Data updated 2026-06-13

77.6%
On-time
-1.4 pts
vs US avg
81 min
Delay when late
7,628
Flights

Cancelled

1.3%

Best Month

Oct 2024 95%

Worst Month

Aug 2025 62%

Distance

971 mi

Carriers

7

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 132 42 4 1 WN,F9,B6
Nov 2025 130 32 0 0 F9,B6,WN
Oct 2025 111 20 0 0 B6,WN,F9
Sep 2025 108 20 0 1 WN,F9,B6
Aug 2025 125 48 1 2 WN,F9,B6
Jul 2025 124 45 1 0 B6,WN,F9
Jun 2025 116 37 1 0 B6,WN,F9
May 2025 128 39 0 3 B6,WN,F9
Apr 2025 149 30 0 1 F9,WN,B6
Mar 2025 131 28 1 0 B6,WN,F9
Feb 2025 125 25 1 0 B6,WN,F9
Jan 2025 119 23 2 0 B6,WN,F9
Dec 2024 131 34 0 0 B6,F9,WN
Nov 2024 111 13 0 0 B6,WN,F9
Oct 2024 76 4 5 0 WN,F9,B6
Sep 2024 97 11 0 0 WN,F9
Aug 2024 119 45 1 0 F9,WN
Jul 2024 102 27 6 2 F9,WN
Jun 2024 99 24 3 0 F9,WN
May 2024 110 21 1 0 F9,WN
Apr 2024 118 23 3 0 F9,WN
Mar 2024 132 35 4 0 F9,WN
Feb 2024 129 24 1 0 F9,WN
Jan 2024 134 37 1 1 F9,WN

Cancellation Rate

1.3%

36 of 2,856 flights

Diversion Rate

0.4%

11 of 2,856 flights

What the Data Says About ISP to MCO

The Islip to Orlando corridor (ISP to MCO) posts a 77.6% on-time rate on the lower edge of the average band, based on 7,628 tracked flights. Late flights run 81.1 minutes behind on average. 7 carriers cover the 971-mile route; over the last 24 months, 36 of 2,856 flights were cancelled (1.3%) and 0.4% diverted.

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 95% on-time, while Aug 2025 came in at just 62% - a 33-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ISP to MCO?
Flights from Islip to Orlando have a 77.6% on-time rate based on 7,628 flights. The average delay is 81.1 minutes. The best recent month was Oct 2024 with 95% on-time.
What is the cancellation rate for ISP to MCO?
Over the last 24 months, 1.3% of flights on this route were cancelled (36 of 2,856 flights) and 0.4% were diverted.
How far is the flight from ISP to MCO?
The flight distance from Islip (ISP) to Orlando (MCO) is approximately 971 miles. This route is served by 7 carriers.
When is the best time to fly from ISP to MCO?
The best recent month for on-time performance was Oct 2024 (95% on-time). The worst was Aug 2025 (62% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.