B6515
B6515 (JetBlue Airways) is a multi-stop service on 3 routes, busiest New York to San Francisco. Of 419 departures recorded from October 2024 to July 2026, 75.9% left on time, according to the US BTS.
- On-time departures75.9%of 419 flights
- Average delay19.6 min
- July 202631▲ 47.6%vs July 2025
- Cancelled4.1%
- Legs flown under this number3
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 | – | 19 | – |
| February | – | 23 | – |
| March | – | 11 | – |
| April | 1 | – | – |
| May | 30 | 11 | ▼ 63.3% |
| June | 30 | 30 | 0.0% |
| July | 21 | 31 | ▲ 47.6% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 27 | – | in progress |
| November | 30 | – | – |
| December | 29 | – | – |
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 | – | 87.5% | – |
| February | – | 71.4% | – |
| March | – | 90.9% | – |
| April | 100.0% | – | – |
| May | 83.3% | 90.9% | ▲ 9.1% |
| June | 60.7% | 70.0% | ▲ 15.3% |
| July | 70.6% | 35.7% | ▼ 49.4% |
| August | 74.2% | – | – |
| September | 66.7% | – | – |
| October | 81.5% | – | in progress |
| November | 96.6% | – | – |
| December | 75.0% | – | – |
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 periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 3 | – |
| February | – | 2 | – |
| March | – | 0 | – |
| April | 0 | – | – |
| May | 0 | 0 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 4 | 3 | ▼ 25.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| 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 95.9% 402
- Cancelled 4.1% 17
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| JFK SFO John F. Kennedy International Airport – San Francisco International Airport | 4,152 | 27.3 min | 68.3% | 236 |
| BOS DFW Boston Logan International Airport – Dallas Fort Worth International Airport | 2,509 | 12.9 min | 84.7% | 118 |
| BOS BUF Boston Logan International Airport – Buffalo Niagara International Airport | 635 | 3.7 min | 87.5% | 65 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 29 | 29 | 86.2% | 0 |
| December 2024 | 16 | 15 | 86.7% | 1 |
| April 2025 | 1 | 1 | 100.0% | 0 |
| May 2025 | 30 | 30 | 83.3% | 0 |
| June 2025 | 30 | 28 | 60.7% | 2 |
| July 2025 | 21 | 17 | 70.6% | 4 |
| August 2025 | 31 | 31 | 74.2% | 0 |
| September 2025 | 30 | 30 | 66.7% | 0 |
| October 2025 | 27 | 27 | 81.5% | 0 |
| November 2025 | 30 | 29 | 96.6% | 1 |
| December 2025 | 29 | 28 | 75.0% | 1 |
| January 2026 | 19 | 16 | 87.5% | 3 |
| February 2026 | 23 | 21 | 71.4% | 2 |
| March 2026 | 11 | 11 | 90.9% | 0 |
| May 2026 | 11 | 11 | 90.9% | 0 |
| June 2026 | 30 | 30 | 70.0% | 0 |
| July 2026 | 31 | 28 | 35.7% | 3 |