B6531
B6531 (JetBlue Airways) is a multi-stop service on 4 routes, busiest Boston to San Juan. Of 85 departures recorded from October 2024 to March 2026, 72.6% left on time, according to the US BTS.
- On-time departures72.6%of 85 flights
- Average delay11.5 min
- March 202619
- Cancelled1.2%
- Legs flown under this number4
Recorded departures by month
Short series — B6531 has only 5 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods2 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 19 | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 1 | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → March 2026
On-time departures by month
Short series — B6531 has only 5 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods2 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 83.3% | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 100.0% | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → March 2026
Average departure delay by month
Short series — B6531 has only 5 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · October 2024 → March 2026
Cancelled departures by month
Short series — B6531 has only 5 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods2 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 1 | – |
| April | – | – | – |
| May | – | – | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → March 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 98.8% 84
- Cancelled 1.2% 1
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Mar 30, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BOS SJU Boston Logan International Airport – Luis Munoz Marin International Airport | 2,702 | 18.9 min | 62.3% | 53 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 88.2% | 0 |
| November 2024 | 30 | 30 | 83.3% | 0 |
| December 2024 | 18 | 18 | 27.8% | 0 |
| November 2025 | 1 | 1 | 100.0% | 0 |
| March 2026 | 19 | 18 | 83.3% | 1 |