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Sat, Oct 3 has passed, so this is the 12-month record.

4,620 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 92% depart on time. After 4 pm it’s barely half.

Best time to leave 7–8 am 88% arrive on time from BOS
Best single flight DL 1580 BOS 07:05 → MCO 10:15 · 91% on time Avoid B6 451 BOS 17:29 → MCO 20:48 · 53% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
BOS
92
93
90
73
80
83
69
75
67
72
50
59
60
54
51
% 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.
American 248 80% 3.2% 117 min
Delta 1,257 77% 2.1% 81 min
JetBlue 2,516 69% 3.3% 73 min
Spirit 455 63% 4.2% 81 min
Frontier 140 – 0.0% 76 min
Southwest 4 – 0.0% 18 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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.
DL 1580 BOS 07:05 MCO 10:15 91%
B6 351 BOS 08:10 MCO 11:20 85%
B6 651 BOS 10:00 MCO 13:08 80%
B6 2251 BOS 13:28 MCO 16:40 75%
DL 2887 BOS 15:29 MCO 18:54 73%
· · ·
DL 1513 BOS 20:15 MCO 23:30 68%
B6 551 BOS 15:45 MCO 19:04 66%
B6 451 BOS 17:29 MCO 20:48 53%
All 14 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.
American BOS MCO 3h 23m 80% 3.2% 248 Flying now
Delta BOS MCO 3h 21m 77% 2.1% 1,257 Flying now
Frontier BOS MCO 3h 36m 74% 0.0% 140 Flying now
JetBlue BOS MCO 3h 16m 69% 3.3% 2,516 Flying now
Spirit BOS MCO 3h 24m 63% 4.2% 455 Not flying now
Southwest BOS MCO – 50%few flights 0.0% 4 Not 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