AS239
AS239 (Alaska Airlines) is a multi-stop service on 9 routes, busiest Seattle to Newark. Of 160 departures recorded from June 2025 to July 2026, 69.9% left on time, according to the US BTS.
- On-time departures69.9%of 160 flights
- Average delay15.4 min
- July 202631▲ 675.0%vs July 2025
- Cancelled2.5%
- Legs flown under this number9
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 | – | 3 | – |
| February | – | – | – |
| March | – | 14 | – |
| April | – | 30 | – |
| May | – | 31 | – |
| June | 3 | 30 | ▲ 900.0% |
| July | 4 | 31 | ▲ 675.0% |
| August | 3 | – | – |
| September | – | – | – |
| October | 1 | – | in progress |
| November | 6 | – | – |
| December | 4 | – | – |
according to the US BTS · June 2025 → 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 | – | 33.3% | – |
| February | – | – | – |
| March | – | 100.0% | – |
| April | – | 90.0% | – |
| May | – | 36.7% | – |
| June | 33.3% | 69.0% | ▲ 106.9% |
| July | 50.0% | 79.3% | ▲ 58.6% |
| August | 33.3% | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | 83.3% | – | – |
| December | 75.0% | – | – |
according to the US BTS · June 2025 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · June 2025 → 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 | – | 0 | – |
| February | – | – | – |
| March | – | 0 | – |
| April | – | 0 | – |
| May | – | 1 | – |
| June | 0 | 1 | – |
| July | 0 | 2 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · June 2025 → 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 97.5% 156
- Cancelled 2.5% 4
Share of all recorded flights in the period, all legs. · Jun 14, 2025 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA EWR Seattle–Tacoma International Airport – Newark Liberty International Airport | 3,855 | 4.2 min | 83.7% | 52 |
| PSP SEA Palm Springs International Airport – Seattle–Tacoma International Airport | 1,590 | 1.6 min | 94.3% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| June 2025 | 3 | 3 | 33.3% | 0 |
| July 2025 | 4 | 4 | 50.0% | 0 |
| August 2025 | 3 | 3 | 33.3% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 6 | 6 | 83.3% | 0 |
| December 2025 | 4 | 4 | 75.0% | 0 |
| January 2026 | 3 | 3 | 33.3% | 0 |
| March 2026 | 14 | 14 | 100.0% | 0 |
| April 2026 | 30 | 30 | 90.0% | 0 |
| May 2026 | 31 | 30 | 36.7% | 1 |
| June 2026 | 30 | 29 | 69.0% | 1 |
| July 2026 | 31 | 29 | 79.3% | 2 |