B6308
B6308 (JetBlue Airways) is a multi-stop service on 2 routes, busiest New York to Portland. Of 317 departures recorded from December 2024 to July 2026, 59.6% left on time, according to the US BTS.
- On-time departures59.6%of 317 flights
- Average delay32.6 min
- July 202623▼ 23.3%vs July 2025
- Cancelled6.3%
- 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 periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | 2 | 3 | ▲ 50.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 23 | 24 | ▲ 4.3% |
| July | 30 | 23 | ▼ 23.3% |
| August | 31 | – | – |
| September | 18 | – | – |
| October | 25 | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · December 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 periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | 0.0% | 66.7% | – |
| April | 70.0% | 90.0% | ▲ 28.6% |
| May | 70.0% | 66.7% | ▼ 4.8% |
| June | 47.8% | 65.2% | ▲ 36.4% |
| July | 10.0% | 27.8% | ▲ 177.8% |
| August | 44.8% | – | – |
| September | 44.4% | – | – |
| October | 76.0% | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · December 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · December 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 1 | 0.0% |
| June | 0 | 1 | – |
| July | 10 | 5 | ▼ 50.0% |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · December 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 93.7% 297
- Cancelled 6.3% 20
Share of all recorded flights in the period, all legs. · Dec 3, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| JFK PWM John F. Kennedy International Airport – Portland International Jetport | 440 | 33.9 min | 58.4% | 301 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 16 | 16 | 81.3% | 0 |
| March 2025 | 2 | 2 | 0.0% | 0 |
| April 2025 | 30 | 30 | 70.0% | 0 |
| May 2025 | 31 | 30 | 70.0% | 1 |
| June 2025 | 23 | 23 | 47.8% | 0 |
| July 2025 | 30 | 20 | 10.0% | 10 |
| August 2025 | 31 | 29 | 44.8% | 2 |
| September 2025 | 18 | 18 | 44.4% | 0 |
| October 2025 | 25 | 25 | 76.0% | 0 |
| March 2026 | 3 | 3 | 66.7% | 0 |
| April 2026 | 30 | 30 | 90.0% | 0 |
| May 2026 | 31 | 30 | 66.7% | 1 |
| June 2026 | 24 | 23 | 65.2% | 1 |
| July 2026 | 23 | 18 | 27.8% | 5 |