About 1 in 2 B6 2389 flights from Newark arrived 15+ minutes late, diverted or cancelled over the past year (43%); 6.3% were cancelled. The typical flight landed 0 minutes early.
B6 2389: EWR → SJU
Scheduled to leave Newark at 9:55 p.m. local time. Over the past year it arrived on time 57% of the time (222 flights), better than other B6 flights on the route at that hour (49%). Last seen in the data Aug 31, 2026.
Usually JetBlue's last flight of the day from Newark to San Juan (94% of days). JetBlue's last EWR–SJU flight was cancelled 6.7% of the time, against 3.4% for its earlier ones. If it's cancelled, the next JetBlue flight is usually around 6:00 a.m. the next morning.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 36 | 61% |
| Tuesday | 24 | 58% |
| Wednesday | 29 | 55% |
| Thursday | 30 | 60% |
| Friday | 36 | 61% |
| Saturday | 35 | 57% |
| Sunday | 32 | 47% |
Why it was late
All flights EWR → SJU · Connecting off B6 2389? Check the risk
Questions
How often is B6 2389 from EWR to SJU late?
JetBlue 2389 from Newark, NJ to San Juan, PR arrived 15 or more minutes late, was diverted or was cancelled on 43% of 222 scheduled flights between September 2025 and August 2026. 6.3% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check JetBlue for today's flight. Method.