AS525
AS525 (Alaska Airlines) is a multi-stop service on 5 routes, busiest San Francisco to Portland. Of 440 departures recorded from November 2024 to July 2026, 77.6% left on time, according to the US BTS.
- On-time departures77.6%of 440 flights
- Average delay10.0 min
- July 202630▲ 0.0%vs July 2025
- Cancelled0.7%
- Legs flown under this number5
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 | – | 30 | – |
| February | 10 | 28 | ▲ 180.0% |
| March | 10 | 29 | ▲ 190.0% |
| April | 1 | 23 | ▲ 2,200.0% |
| May | 16 | 26 | ▲ 62.5% |
| June | 30 | 30 | 0.0% |
| July | 30 | 30 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 30 | – | in progress |
| November | 28 | – | – |
| December | 22 | – | – |
according to the US BTS · November 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 | – | 80.0% | – |
| February | 70.0% | 85.7% | ▲ 22.4% |
| March | 70.0% | 89.7% | ▲ 28.1% |
| April | 0.0% | 69.6% | – |
| May | 75.0% | 73.1% | ▼ 2.6% |
| June | 70.0% | 55.2% | ▼ 21.2% |
| July | 80.0% | 63.3% | ▼ 20.8% |
| August | 80.7% | – | – |
| September | 96.7% | – | – |
| October | 96.6% | – | in progress |
| November | 88.9% | – | – |
| December | 59.1% | – | – |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · November 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 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
according to the US BTS · November 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 99.3% 437
- Cancelled 0.7% 3
Share of all recorded flights in the period, all legs. · Nov 25, 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 |
|---|---|---|---|---|
| SFO PDX San Francisco International Airport – Portland International Airport | 886 | 9.3 min | 77.4% | 337 |
| DEN SEA Denver International Airport – Seattle–Tacoma International Airport | 1,645 | 13.3 min | 78.7% | 96 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 4 | 4 | 100.0% | 0 |
| December 2024 | 2 | 2 | 50.0% | 0 |
| February 2025 | 10 | 10 | 70.0% | 0 |
| March 2025 | 10 | 10 | 70.0% | 0 |
| April 2025 | 1 | 1 | 0.0% | 0 |
| May 2025 | 16 | 16 | 75.0% | 0 |
| June 2025 | 30 | 30 | 70.0% | 0 |
| July 2025 | 30 | 30 | 80.0% | 0 |
| August 2025 | 31 | 31 | 80.7% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 30 | 29 | 96.6% | 1 |
| November 2025 | 28 | 27 | 88.9% | 1 |
| December 2025 | 22 | 22 | 59.1% | 0 |
| January 2026 | 30 | 30 | 80.0% | 0 |
| February 2026 | 28 | 28 | 85.7% | 0 |
| March 2026 | 29 | 29 | 89.7% | 0 |
| April 2026 | 23 | 23 | 69.6% | 0 |
| May 2026 | 26 | 26 | 73.1% | 0 |
| June 2026 | 30 | 29 | 55.2% | 1 |
| July 2026 | 30 | 30 | 63.3% | 0 |