B6517
B6517 (JetBlue Airways) is a multi-stop service on 2 routes, busiest Boston to New York. Of 408 departures recorded from October 2024 to July 2026, 68.4% left on time, according to the US BTS.
- On-time departures68.4%of 408 flights
- Average delay24.7 min
- July 202623
- Cancelled3.2%
- Legs flown under this number2
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 31 | – |
| February | 5 | 28 | ▲ 460.0% |
| March | 28 | 31 | ▲ 10.7% |
| April | 14 | 30 | ▲ 114.3% |
| May | 31 | 20 | ▼ 35.5% |
| June | 11 | – | – |
| July | – | 23 | – |
| August | – | – | – |
| September | 28 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
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 periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 72.4% | – |
| February | 100.0% | 60.0% | ▼ 40.0% |
| March | 71.4% | 60.0% | ▼ 16.0% |
| April | 92.9% | 73.3% | ▼ 21.0% |
| May | 60.0% | 80.0% | ▲ 33.3% |
| June | 63.6% | – | – |
| July | – | 60.9% | – |
| August | – | – | – |
| September | 66.7% | – | – |
| October | 54.8% | – | in progress |
| November | 72.0% | – | – |
| December | 53.3% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 2 | – |
| February | 0 | 3 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | – | – |
| July | – | 0 | – |
| August | – | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 4 | – | – |
| December | 1 | – | – |
according to the US BTS · October 2024 → July 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 96.8% 395
- Cancelled 3.2% 13
Share of all recorded flights in the period, all legs. · Oct 27, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BOS JFK Boston Logan International Airport – John F. Kennedy International Airport | 300 | 23.8 min | 68.8% | 385 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 5 | 5 | 100.0% | 0 |
| November 2024 | 30 | 30 | 86.7% | 0 |
| December 2024 | 2 | 2 | 50.0% | 0 |
| February 2025 | 5 | 5 | 100.0% | 0 |
| March 2025 | 28 | 28 | 71.4% | 0 |
| April 2025 | 14 | 14 | 92.9% | 0 |
| May 2025 | 31 | 30 | 60.0% | 1 |
| June 2025 | 11 | 11 | 63.6% | 0 |
| September 2025 | 28 | 27 | 66.7% | 1 |
| October 2025 | 31 | 31 | 54.8% | 0 |
| November 2025 | 29 | 25 | 72.0% | 4 |
| December 2025 | 31 | 30 | 53.3% | 1 |
| January 2026 | 31 | 29 | 72.4% | 2 |
| February 2026 | 28 | 25 | 60.0% | 3 |
| March 2026 | 31 | 30 | 60.0% | 1 |
| April 2026 | 30 | 30 | 73.3% | 0 |
| May 2026 | 20 | 20 | 80.0% | 0 |
| July 2026 | 23 | 23 | 60.9% | 0 |