AS1050
AS1050 (Alaska Airlines) is a multi-stop service on 3 routes, busiest Seattle to San Francisco. Of 231 departures recorded from October 2024 to January 2026, 73.7% left on time, according to the US BTS.
- On-time departures73.7%of 231 flights
- Average delay15.2 min
- January 20261▼ 95.0%vs January 2025
- Cancelled1.3%
- Legs flown under this number3
Recorded departures by month
Short series — AS1050 has only 11 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods8 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 20 | 1 | ▼ 95.0% |
| February | 6 | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | 17 | – | – |
| July | 24 | – | – |
| August | 30 | – | – |
| September | 30 | – | – |
| October | 25 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jan) | 20 | 1 | ▼ 95.0% |
according to the US BTS · October 2024 → January 2026
On-time departures by month
Short series — AS1050 has only 11 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 periods8 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 80.0% | 100.0% | ▲ 25.0% |
| February | 50.0% | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | 64.7% | – | – |
| July | 43.5% | – | – |
| August | 62.1% | – | – |
| September | 76.7% | – | – |
| October | 75.0% | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year-to-date average (Jan–Jan) | 80.0% | 100.0% | ▲ 25.0% |
according to the US BTS · October 2024 → January 2026
Average departure delay by month
Short series — AS1050 has only 11 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 → January 2026
Cancelled departures by month
Short series — AS1050 has only 11 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods8 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | – | – |
| June | 0 | – | – |
| July | 1 | – | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jan) | 0 | 0 |
according to the US BTS · October 2024 → January 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 98.7% 228
- Cancelled 1.3% 3
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jan 7, 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 SFO Seattle–Tacoma International Airport – San Francisco International Airport | 1,093 | 21.0 min | 65.3% | 147 |
| SEA LAX Seattle–Tacoma International Airport – Los Angeles International Airport | 1,537 | 5.3 min | 88.0% | 83 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 27 | 27 | 92.6% | 0 |
| December 2024 | 31 | 31 | 87.1% | 0 |
| January 2025 | 20 | 20 | 80.0% | 0 |
| February 2025 | 6 | 6 | 50.0% | 0 |
| June 2025 | 17 | 17 | 64.7% | 0 |
| July 2025 | 24 | 23 | 43.5% | 1 |
| August 2025 | 30 | 29 | 62.1% | 1 |
| September 2025 | 30 | 30 | 76.7% | 0 |
| October 2025 | 25 | 24 | 75.0% | 1 |
| January 2026 | 1 | 1 | 100.0% | 0 |