B6516
B6516 (JetBlue Airways) is a multi-stop service on 2 routes, busiest Buffalo to Boston. Of 329 departures recorded from October 2024 to July 2026, 61.7% left on time, according to the US BTS.
- On-time departures61.7%of 329 flights
- Average delay26.7 min
- July 202631▲ 3.3%vs July 2025
- Cancelled2.4%
- 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 periods12 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 1 | 2 | ▲ 100.0% |
| May | 31 | 30 | ▼ 3.2% |
| June | 30 | 26 | ▼ 13.3% |
| July | 30 | 31 | ▲ 3.3% |
| August | 31 | – | – |
| September | 26 | – | – |
| October | 24 | – | in progress |
| November | – | – | – |
| December | 2 | – | – |
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 periods12 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 100.0% | 50.0% | ▼ 50.0% |
| May | 51.6% | 83.3% | ▲ 61.5% |
| June | 80.0% | 62.5% | ▼ 21.9% |
| July | 44.8% | 31.0% | ▼ 30.8% |
| August | 71.0% | – | – |
| September | 28.0% | – | – |
| October | 47.8% | – | in progress |
| November | – | – | – |
| December | 50.0% | – | – |
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 periods12 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 2 | – |
| July | 1 | 2 | ▲ 100.0% |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 1 | – | in progress |
| November | – | – | – |
| December | 0 | – | – |
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 97.6% 321
- Cancelled 2.4% 8
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| BUF BOS Buffalo Niagara International Airport – Boston Logan International Airport | 635 | 26.8 min | 61.8% | 327 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 85.0% | 0 |
| November 2024 | 29 | 29 | 82.8% | 0 |
| December 2024 | 16 | 15 | 80.0% | 1 |
| April 2025 | 1 | 1 | 100.0% | 0 |
| May 2025 | 31 | 31 | 51.6% | 0 |
| June 2025 | 30 | 30 | 80.0% | 0 |
| July 2025 | 30 | 29 | 44.8% | 1 |
| August 2025 | 31 | 31 | 71.0% | 0 |
| September 2025 | 26 | 25 | 28.0% | 1 |
| October 2025 | 24 | 23 | 47.8% | 1 |
| December 2025 | 2 | 2 | 50.0% | 0 |
| April 2026 | 2 | 2 | 50.0% | 0 |
| May 2026 | 30 | 30 | 83.3% | 0 |
| June 2026 | 26 | 24 | 62.5% | 2 |
| July 2026 | 31 | 29 | 31.0% | 2 |