Flight Reliability
B6 2389 · JetBlue Airways
Newark → San Juan (EWR–SJU)
58
A Little Dicey
WanderNerd Reliability Score
- 72%
- Arrive within 15 minutes
- 20 min
- Average arrival delay
- 4.2%
- Cancelled
- 8 min early
- Median arrival delay
Based on 142 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
B6 2389 arrived on time 81% of the time on Saturdays and just 65% on Sundays. That gap is worth planning around.
Keep a backup plan handy.
B6 2389 was cancelled 4.2% of the time. Typical for U.S. flights is around 1–2%.
Trending in the right direction.
B6 2389 arrived on time 89% of the time over the last three months in the data, compared with 55% in the three months before that.
The breakdown
- Mon71%(21 flights)
- Tue67%(15 flights)
- Wed69%(16 flights)
- Thu71%(21 flights)
- Fri77%(22 flights)
- Sat81%(21 flights)
- Sun65%(20 flights)
- 9 AM–12 PM—(1 flights)
- 3–6 PM—(4 flights)
- 6–9 PM72%(88 flights)
- 9 PM–12 AM74%(43 flights)
86%
May
Nov 40% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 40% | 10 |
| December 2025 | 50% | 16 |
| January 2026 | 50% | 20 |
| February 2026 | 65% | 20 |
| March 2026 | 86% | 29 |
| April 2026 | 96% | 27 |
| May 2026 | 86% | 14 |
- Departures on time
- 63%
- Diverted
- 0%
- Flights flown
- 136
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 142 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.