Flight Reliability
B6 2404 · JetBlue Airways
San Juan → New York (SJU–JFK)
56
A Little Dicey
WanderNerd Reliability Score
- 72%
- Arrive within 15 minutes
- 22 min
- Average arrival delay
- 3.8%
- Cancelled
- 2 min early
- Median arrival delay
Based on 157 historical flights. Data through May 2026.
What the data says
3–6 PM has a slight edge.
Departures between 3–6 PM arrived on time 74% of the time, against 69% between 6–9 PM.
Saturdays have been rough.
B6 2404 arrived on time 91% of the time on Wednesdays and just 40% on Saturdays. That gap is worth planning around.
Lagging the SJU–JFK route.
B6 2404 arrived on time 72% of the time, versus 80% across the SJU–JFK route.
Keep a backup plan handy.
B6 2404 was cancelled 3.8% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon65%(23 flights)
- Tue86%(22 flights)
- Wed91%(21 flights)
- Thu74%(23 flights)
- Fri85%(20 flights)
- Sat40%(20 flights)
- Sun62%(21 flights)
- 3–6 PM74%(89 flights)
- 6–9 PM69%(58 flights)
- 9 PM–12 AM—(3 flights)
91%
May
Nov 68% → May 91% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 68% | 25 |
| December 2025 | 57% | 28 |
| February 2026 | 73% | 15 |
| March 2026 | 77% | 31 |
| April 2026 | 80% | 30 |
| May 2026 | 91% | 11 |
- Departures on time
- 69%
- Diverted
- 0.6%
- Flights flown
- 150
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 157 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.