AS1339
AS1339 (Alaska Airlines) is a multi-stop service on 3 routes, busiest Los Angeles to San Francisco. Of 136 departures recorded from March 2026 to July 2026, 78.5% left on time, according to the US BTS.
- On-time departures78.5%of 136 flights
- Average delay13.1 min
- July 202631
- Cancelled0.7%
- Legs flown under this number3
Recorded departures by month
Short series — AS1339 has only 5 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.
The most recent periods5 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 14 | – |
| April | – | 30 | – |
| May | – | 31 | – |
| June | – | 30 | – |
| July | – | 31 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · March 2026 → July 2026
On-time departures by month
Short series — AS1339 has only 5 months so far. Enough to show the level now, not enough to read a trend.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods5 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 92.9% | – |
| April | – | 58.6% | – |
| May | – | 61.3% | – |
| June | – | 90.0% | – |
| July | – | 96.8% | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · March 2026 → July 2026
Average departure delay by month
Short series — AS1339 has only 5 months so far. Enough to show the level now, not enough to read a trend.
according to the US BTS · March 2026 → July 2026
Cancelled departures by month
Short series — AS1339 has only 5 months so far. Enough to show the level now, not enough to read a trend.
The most recent periods5 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | 0 | – |
| April | – | 1 | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · March 2026 → 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 99.3% 135
- Cancelled 0.7% 1
Share of all recorded flights in the period, all legs. · Mar 18, 2026 → 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 SFO Los Angeles International Airport – San Francisco International Airport | 543 | 20.3 min | 61.8% | 56 |
| FAI ANC Fairbanks International Airport – Ted Stevens Anchorage International Airport | 418 | 6.5 min | 96.2% | 52 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| March 2026 | 14 | 14 | 92.9% | 0 |
| April 2026 | 30 | 29 | 58.6% | 1 |
| May 2026 | 31 | 31 | 61.3% | 0 |
| June 2026 | 30 | 30 | 90.0% | 0 |
| July 2026 | 31 | 31 | 96.8% | 0 |