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2,085 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 4 in 5 depart on time. After 4 pm it’s 63%.

Best time to leave 6–7 am 88% arrive on time from EWR
Best single flight B6 1889 EWR 11:18 → SJU 15:14 · 80% on time Avoid UA 1543 EWR 19:45 → SJU 23:50 · 67% 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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EWR
88
95
75
78
87
71
63
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61
% 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
San Juan flights leaving EWR 11 am–12 pm: 1Close ×
B6 1889 EWR 11:18 SJU 15:14 3h 56m 177 80% 1.7% 81 min

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 656 76% 4.0% 79 min
United 1,113 71% 2.2% 80 min
Frontier 183 57% 3.3% 106 min
Spirit 133 – 4.5% 73 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.
B6 1889 EWR 11:18 SJU 15:14 80%
UA 1556 EWR 09:46 SJU 13:45 77%
UA 2143 EWR 08:00 SJU 12:04 69%
B6 2389 EWR 21:55 SJU 01:59 67%
UA 1543 EWR 19:45 SJU 23:50 67%
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 EWR SJU 4h 01m 76% 4.0% 656 Flying now
United EWR SJU 4h 04m 71% 2.2% 1,113 Flying now
Spirit EWR SJU 4h 00m 70% 4.5% 133 Not flying now
Frontier EWR SJU 3h 58m 57% 3.3% 183 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