B61439
B61439 (JetBlue Airways) flies Boston to Austin. Of 235 departures recorded from October 2024 to July 2026, 73.8% left on time, according to the US BTS.
Recorded departures by month
Short series — B61439 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods7 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 20 | – | – |
| February | 18 | – | – |
| March | 31 | – | – |
| April | 29 | – | – |
| May | – | 11 | – |
| June | – | 30 | – |
| July | – | 31 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Short series — B61439 has only 10 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 periods7 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 60.0% | – | – |
| February | 64.7% | – | – |
| March | 64.5% | – | – |
| April | 75.9% | – | – |
| May | – | 90.9% | – |
| June | – | 93.3% | – |
| July | – | 88.5% | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Short series — B61439 has only 10 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 → July 2026
Cancelled departures by month
Short series — B61439 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods7 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | – | – |
| February | 1 | – | – |
| March | 0 | – | – |
| April | 0 | – | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | 5 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · October 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Cancellation share
- Not cancelled 97.4% 229
- Cancelled 2.6% 6
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 AUS Boston Logan International Airport – Austin Bergstrom International Airport | 2,729 | 12.8 min | 73.8% | 235 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 5 | 5 | 60.0% | 0 |
| November 2024 | 29 | 29 | 79.3% | 0 |
| December 2024 | 31 | 31 | 54.8% | 0 |
| January 2025 | 20 | 20 | 60.0% | 0 |
| February 2025 | 18 | 17 | 64.7% | 1 |
| March 2025 | 31 | 31 | 64.5% | 0 |
| April 2025 | 29 | 29 | 75.9% | 0 |
| May 2026 | 11 | 11 | 90.9% | 0 |
| June 2026 | 30 | 30 | 93.3% | 0 |
| July 2026 | 31 | 26 | 88.5% | 5 |