AS299
AS299 (Alaska Airlines) is a multi-stop service on 4 routes, busiest Newark to Seattle. Of 532 departures recorded from October 2024 to July 2026, 83.5% left on time, according to the US BTS.
- On-time departures83.5%of 532 flights
- Average delay12.3 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.1%
- Legs flown under this number4
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 5 | 6 | ▲ 20.0% |
| February | – | 17 | – |
| March | 9 | 30 | ▲ 233.3% |
| April | 18 | 30 | ▲ 66.7% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 30 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 66.7% | ▼ 33.3% |
| February | – | 81.3% | – |
| March | 44.4% | 83.3% | ▲ 87.5% |
| April | 83.3% | 100.0% | ▲ 20.0% |
| May | 51.6% | 93.6% | ▲ 81.3% |
| June | 86.7% | 83.3% | ▼ 3.9% |
| July | 80.0% | 80.0% | 0.0% |
| August | 83.3% | – | – |
| September | 89.7% | – | – |
| October | 90.0% | – | in progress |
| November | 90.0% | – | – |
| December | 70.0% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 1 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 1 | 0.0% |
| August | 1 | – | – |
| September | 1 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| 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 98.9% 526
- Cancelled 1.1% 6
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 |
|---|---|---|---|---|
| EWR SEA Newark Liberty International Airport – Seattle–Tacoma International Airport | 3,855 | 9.7 min | 85.5% | 452 |
| SFO EWR San Francisco International Airport – Newark Liberty International Airport | 4,118 | 42.6 min | 66.7% | 45 |
| BOS SEA Boston Logan International Airport – Seattle–Tacoma International Airport | 4,006 | 6.5 min | 78.8% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 30 | 30 | 93.3% | 0 |
| December 2024 | 31 | 31 | 80.7% | 0 |
| January 2025 | 5 | 5 | 100.0% | 0 |
| March 2025 | 9 | 9 | 44.4% | 0 |
| April 2025 | 18 | 18 | 83.3% | 0 |
| May 2025 | 31 | 31 | 51.6% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 31 | 30 | 80.0% | 1 |
| August 2025 | 31 | 30 | 83.3% | 1 |
| September 2025 | 30 | 29 | 89.7% | 1 |
| October 2025 | 31 | 30 | 90.0% | 1 |
| November 2025 | 30 | 30 | 90.0% | 0 |
| December 2025 | 30 | 30 | 70.0% | 0 |
| January 2026 | 6 | 6 | 66.7% | 0 |
| February 2026 | 17 | 16 | 81.3% | 1 |
| March 2026 | 30 | 30 | 83.3% | 0 |
| April 2026 | 30 | 30 | 100.0% | 0 |
| May 2026 | 31 | 31 | 93.6% | 0 |
| June 2026 | 30 | 30 | 83.3% | 0 |
| July 2026 | 31 | 30 | 80.0% | 1 |