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2,643 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 64%.

Best time to leave 6–7 am 96% arrive on time from SJU
Best single flight F9 3377 SJU 07:30 → MIA 10:15 · 81% 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).

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SJU
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% 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 2,110 79% 0.7% 91 min
Frontier 379 78% 1.8% 100 min
Spirit 154 73% 2.6% 108 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.

F9 3377 SJU 07:30 MIA 10:15 81%

All 9 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.

AA 2817 SJU 06:00 MIA 08:55 2h 55m 131 95% 0.0% 136 min
F9 3377 SJU 07:30 MIA 10:15 2h 51m 159 81% 0.6% 108 min
AA 3001 SJU 10:35 MIA 13:21 2h 46m 73 89% 0.0% 70 min
AA 2582 SJU 11:54 MIA 14:43 2h 49m 72 89% 1.4% 98 min
AA 2584 SJU 15:02 MIA 17:53 2h 51m 72 76% 0.0% 111 min
AA 2581 SJU 16:38 MIA 19:34 2h 55m 72 69% 0.0% 50 min
F9 2383 SJU 18:41 MIA 21:39 2h 58m 81 78% 1.2% 124 min
AA 3165 SJU 19:14 MIA 22:05 2h 51m 72 73% 1.4% 40 min
F9 2283 SJU 21:45 MIA 00:35 2h 50m 115 77% 3.5% 86 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.

American SJU MIA 2h 58m 79% 0.7% 2,110 Flying now
Frontier SJU MIA 2h 58m 78% 1.8% 379 Flying now
Spirit SJU MIA 2h 50m 73% 2.6% 154 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