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1,424 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 93% depart on time. After 4 pm it’s 3 in 5.

Best time to leave 5–6 am 92% arrive on time from ISP
Best single flight B6 547 ISP 11:31 → MCO 14:25 · 77% on time Avoid F9 3941 ISP 10:57 → MCO 13:50 · 77% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

5
6
7
8
9
10
11
12
13
14
15
16
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18
19
20
ISP
95
92
83
86
90
70
62
47
72
61
48
53
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
JetBlue 392 76% 1.8% 87 min
Southwest 668 74% 1.5% 60 min
Frontier 364 72% 3.0% 86 min

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
B6 547 ISP 11:31 MCO 14:25 77%
F9 3941 ISP 10:57 MCO 13:50 77%
All 6 flights on this route →

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
JetBlue ISP MCO 2h 56m 76% 1.8% 392 Flying now
Southwest ISP MCO 2h 50m 74% 1.5% 668 Flying now
Frontier ISP MCO 3h 00m 72% 3.0% 364 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON