AS1309
AS1309 (Alaska Airlines) is a multi-stop service on 7 routes, busiest Seattle to San Francisco. Of 216 departures recorded from October 2024 to June 2026, 83.0% left on time, according to the US BTS.
- On-time departures83.0%of 216 flights
- Average delay5.5 min
- June 20266▲ 500.0%vs June 2025
- Cancelled1.9%
- Legs flown under this number7
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods10 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 4 | 25 | ▲ 525.0% |
| February | – | 28 | – |
| March | – | 30 | – |
| April | – | 27 | – |
| May | – | 16 | – |
| June | 1 | 6 | ▲ 500.0% |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 1 | – | in progress |
| November | – | – | – |
| December | 16 | – | – |
according to the US BTS · October 2024 → June 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 periods10 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 75.0% | 72.0% | ▼ 4.0% |
| February | – | 80.8% | – |
| March | – | 93.1% | – |
| April | – | 100.0% | – |
| May | – | 100.0% | – |
| June | 0.0% | 100.0% | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | – | – | – |
| December | 100.0% | – | – |
according to the US BTS · October 2024 → June 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → June 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods10 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 2 | – |
| March | – | 1 | – |
| April | – | 1 | – |
| May | – | 0 | – |
| June | 0 | 0 | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | 0 | – | – |
according to the US BTS · October 2024 → June 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 98.1% 212
- Cancelled 1.9% 4
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jun 10, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA SFO Seattle–Tacoma International Airport – San Francisco International Airport | 1,093 | 12.8 min | 68.2% | 66 |
| SAN SEA San Diego International Airport – Seattle–Tacoma International Airport | 1,692 | -3.6 min | 100.0% | 61 |
| LAX SEA Los Angeles International Airport – Seattle–Tacoma International Airport | 1,537 | 7.2 min | 80.4% | 52 |
| SEA SNA Seattle–Tacoma International Airport – John Wayne Orange County International Airport | 1,576 | 3.7 min | 87.5% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 16 | 16 | 68.8% | 0 |
| November 2024 | 20 | 20 | 75.0% | 0 |
| December 2024 | 26 | 26 | 61.5% | 0 |
| January 2025 | 4 | 4 | 75.0% | 0 |
| June 2025 | 1 | 1 | 0.0% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| December 2025 | 16 | 16 | 100.0% | 0 |
| January 2026 | 25 | 25 | 72.0% | 0 |
| February 2026 | 28 | 26 | 80.8% | 2 |
| March 2026 | 30 | 29 | 93.1% | 1 |
| April 2026 | 27 | 26 | 100.0% | 1 |
| May 2026 | 16 | 16 | 100.0% | 0 |
| June 2026 | 6 | 6 | 100.0% | 0 |