AS1055
AS1055 (Alaska Airlines) is a multi-stop service on 2 routes, busiest Los Angeles to Seattle. Of 420 departures recorded from October 2024 to July 2026, 87.1% left on time, according to the US BTS.
- On-time departures87.1%of 420 flights
- Average delay7.3 min
- July 202631▲ 24.0%vs July 2025
- Cancelled2.4%
- 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 periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 15 | 27 | ▲ 80.0% |
| February | 13 | 24 | ▲ 84.6% |
| March | 19 | 28 | ▲ 47.4% |
| April | 17 | 30 | ▲ 76.5% |
| May | 10 | 31 | ▲ 210.0% |
| June | 17 | 30 | ▲ 76.5% |
| July | 25 | 31 | ▲ 24.0% |
| August | 24 | – | – |
| September | 21 | – | – |
| October | 17 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 116 | 201 | ▲ 73.3% |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 96.3% | ▲ 44.4% |
| February | 66.7% | 100.0% | ▲ 50.0% |
| March | 79.0% | 77.3% | ▼ 2.1% |
| April | 82.4% | 86.7% | ▲ 5.2% |
| May | 90.0% | 93.6% | ▲ 3.9% |
| June | 88.2% | 100.0% | ▲ 13.3% |
| July | 76.0% | 93.6% | ▲ 23.1% |
| August | 87.5% | – | – |
| September | 100.0% | – | – |
| October | 93.3% | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year-to-date average (Jan–Jul) | 78.4% | 92.5% | ▲ 17.9% |
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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 1 | 1 | 0.0% |
| March | 0 | 6 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 2 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 1 | 7 | ▲ 600.0% |
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 97.6% 410
- Cancelled 2.4% 10
Share of all recorded flights in the period, all legs. · Oct 29, 2024 → 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 |
|---|---|---|---|---|
| LAX SEA Los Angeles International Airport – Seattle–Tacoma International Airport | 1,537 | 8.4 min | 81.9% | 219 |
| OGG HNL Kahului International Airport – Daniel K. Inouye International Airport | 162 | 6.0 min | 92.8% | 201 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 3 | 3 | 100.0% | 0 |
| November 2024 | 18 | 18 | 77.8% | 0 |
| December 2024 | 20 | 20 | 70.0% | 0 |
| January 2025 | 15 | 15 | 66.7% | 0 |
| February 2025 | 13 | 12 | 66.7% | 1 |
| March 2025 | 19 | 19 | 79.0% | 0 |
| April 2025 | 17 | 17 | 82.4% | 0 |
| May 2025 | 10 | 10 | 90.0% | 0 |
| June 2025 | 17 | 17 | 88.2% | 0 |
| July 2025 | 25 | 25 | 76.0% | 0 |
| August 2025 | 24 | 24 | 87.5% | 0 |
| September 2025 | 21 | 21 | 100.0% | 0 |
| October 2025 | 17 | 15 | 93.3% | 2 |
| January 2026 | 27 | 27 | 96.3% | 0 |
| February 2026 | 24 | 23 | 100.0% | 1 |
| March 2026 | 28 | 22 | 77.3% | 6 |
| April 2026 | 30 | 30 | 86.7% | 0 |
| May 2026 | 31 | 31 | 93.6% | 0 |
| June 2026 | 30 | 30 | 100.0% | 0 |
| July 2026 | 31 | 31 | 93.6% | 0 |