Flight Reliability
B6 1453 · JetBlue Airways
Fort Lauderdale → San Juan (FLL–SJU)
73
Usually Fine
WanderNerd Reliability Score
- 71%
- Arrive within 15 minutes
- 13 min
- Average arrival delay
- 1.0%
- Cancelled
- 0 min
- Median arrival delay
Based on 309 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 73% of the time, against 68% between 6–9 PM.
Sunday scaries are real for this one.
B6 1453 arrived on time 80% of the time on Tuesdays. On Sundays: 65%.
Trending in the right direction.
B6 1453 arrived on time 73% of the time over the last three months in the data, compared with 65% in the three months before that.
The breakdown
- Mon66%(41 flights)
- Tue80%(44 flights)
- Wed80%(44 flights)
- Thu67%(43 flights)
- Fri67%(45 flights)
- Sat70%(43 flights)
- Sun65%(46 flights)
- 3–6 PM73%(165 flights)
- 6–9 PM68%(141 flights)
81%
May
Jun 77% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 30 |
| July 2025 | 67% | 30 |
| August 2025 | 55% | 31 |
| September 2025 | 87% | 30 |
| October 2025 | 86% | 29 |
| November 2025 | 85% | 27 |
| December 2025 | 61% | 31 |
| February 2026 | 47% | 17 |
| March 2026 | 55% | 29 |
| April 2026 | 82% | 17 |
| May 2026 | 81% | 31 |
- Departures on time
- 65%
- Diverted
- 0%
- Flights flown
- 306
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 309 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.