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1,162 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 3 in 5.

Best time to leave 5–6 am 90% arrive on time from SJU
Best single flight F9 2265 SJU 15:35 → BWI 19:49 · 74% 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
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SJU
93
93
84
88
72
67
57
48
57
% 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.
Southwest 818 82% 1.0% 49 min
Spirit 173 74% 6.9% 113 min
Frontier 171 74% 5.3% 53 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 2265 SJU 15:35 BWI 19:49 74%

All 4 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.
WN 3717 SJU 05:20 BWI 09:30 4h 10m 57 88% 0.0% 53 min
WN 3718 SJU 10:20 BWI 14:25 4h 05m 49 92% 0.0% 66 min
F9 2265 SJU 15:35 BWI 19:49 4h 14m 155 74% 4.5% 46 min
WN 3719 SJU 17:15 BWI 21:25 4h 10m 49 84% 0.0% 63 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.
Southwest SJU BWI 4h 15m 82% 1.0% 818 Flying now
Frontier SJU BWI 4h 14m 74% 5.3% 171 Flying now
Spirit SJU BWI 4h 00m 74% 6.9% 173 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