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Showing JetBlue only (incl. its regional partners)All airlines ×
2,232 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 85% depart on time. After 4 pm it’s 3 in 5.

Best time to leave 6–7 am 84% arrive on time from JFK
Best single flight B6 1603 JFK 08:29 → SJU 12:27 · 77% on time Avoid B6 2903 JFK 18:29 → SJU 22:45 · 60% 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
17
18
19
20
21
22
JFK
89
92
80
78
77
60
67
77
63
71
60
81
57
60
56
60
58
62
% 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.

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 1603 JFK 08:29 SJU 12:27 77%
B6 403 JFK 05:01 SJU 08:47 73%
B6 503 JFK 10:00 SJU 14:14 72%
B6 803 JFK 16:10 SJU 20:18 66%
B6 703 JFK 12:00 SJU 15:59 65%
· · ·
B6 2903 JFK 18:29 SJU 22:45 60%

All 8 JetBlue flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
B6 403 JFK 05:01 SJU 08:47 3h 46m 235 73% 2.6% 58 min
B6 903 JFK 07:15 SJU 11:09 3h 54m 64 63% 3.1% 86 min
B6 1603 JFK 08:29 SJU 12:27 3h 58m 281 77% 3.6% 68 min
B6 503 JFK 10:00 SJU 14:14 4h 14m 357 72% 3.4% 94 min
B6 703 JFK 12:00 SJU 15:59 3h 59m 200 65% 3.0% 90 min
B6 803 JFK 16:10 SJU 20:18 4h 08m 289 66% 3.8% 84 min
B6 2903 JFK 18:29 SJU 22:45 4h 16m 157 60% 3.2% 90 min
B6 303 JFK 20:00 SJU 00:13 4h 13m 119 52% 3.4% 91 min

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 JFK SJU 4h 00m 69% 3.4% 2,232 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