PlainFlights

Route · MCO → ISP · 2020–2025 BTS data

Orlando to Islip

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

Data updated 2026-06-13

75.7%
On-time
-3.3 pts
vs US avg
68 min
Delay when late
7,608
Flights

Cancelled

0.9%

Best Month

Oct 2024 92%

Worst Month

Jul 2025 65%

Distance

971 mi

Carriers

7

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 133 43 3 1 WN,F9,B6
Nov 2025 130 20 0 1 F9,B6,WN
Oct 2025 111 28 0 0 B6,WN,F9
Sep 2025 107 12 0 0 WN,F9,B6
Aug 2025 125 36 1 1 WN,F9,B6
Jul 2025 124 44 0 0 B6,WN,F9
Jun 2025 116 33 1 0 B6,WN,F9
May 2025 128 31 0 1 B6,WN,F9
Apr 2025 149 35 0 0 F9,WN,B6
Mar 2025 132 26 2 1 B6,WN,F9
Feb 2025 125 20 1 0 B6,WN,F9
Jan 2025 118 14 0 0 B6,WN,F9
Dec 2024 131 25 1 0 B6,F9,WN
Nov 2024 112 22 0 0 B6,WN,F9
Oct 2024 77 6 4 0 WN,F9,B6
Sep 2024 97 16 0 0 WN,F9
Aug 2024 120 34 1 0 F9,WN
Jul 2024 102 23 3 0 F9,WN
Jun 2024 99 21 0 0 F9,WN
May 2024 110 28 0 0 F9,WN
Apr 2024 118 26 1 1 F9,WN
Mar 2024 131 33 6 0 F9,WN
Feb 2024 129 29 1 0 F9,WN
Jan 2024 134 28 2 0 F9,WN

Cancellation Rate

0.9%

27 of 2,858 flights

Diversion Rate

0.2%

6 of 2,858 flights

What the Data Says About MCO to ISP

The Orlando to Islip corridor (MCO to ISP) posts a 75.7% on-time rate on the lower edge of the average band, based on 7,608 tracked flights. Late flights run 68.2 minutes behind on average. 7 carriers cover the 971-mile route; over the last 24 months, 27 of 2,858 flights were cancelled (0.9%) and 0.2% diverted.

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 92% on-time, while Jul 2025 came in at just 65% - a 28-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from MCO to ISP?
Flights from Orlando to Islip have a 75.7% on-time rate based on 7,608 flights. The average delay is 68.2 minutes. The best recent month was Oct 2024 with 92% on-time.
What is the cancellation rate for MCO to ISP?
Over the last 24 months, 0.9% of flights on this route were cancelled (27 of 2,858 flights) and 0.2% were diverted.
How far is the flight from MCO to ISP?
The flight distance from Orlando (MCO) to Islip (ISP) is approximately 971 miles. This route is served by 7 carriers.
When is the best time to fly from MCO to ISP?
The best recent month for on-time performance was Oct 2024 (92% on-time). The worst was Jul 2025 (65% on-time). Consider booking during months with historically better performance.

Explore PlainFlights

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.