AS446
AS446 (Alaska Airlines) is a multi-stop service on 6 routes, busiest Philadelphia to Seattle. Of 427 departures recorded from October 2024 to July 2026, 78.5% left on time, according to the US BTS.
- On-time departures78.5%of 427 flights
- Average delay8.9 min
- July 202631▲ 0.0%vs July 2025
- Cancelled0.9%
- Legs flown under this number6
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 | 4 | 1 | ▼ 75.0% |
| February | – | 17 | – |
| March | 12 | 17 | ▲ 41.7% |
| April | 30 | 9 | ▼ 70.0% |
| May | 31 | 12 | ▼ 61.3% |
| June | 30 | 21 | ▼ 30.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 20 | – | – |
| December | 16 | – | – |
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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 100.0% | 0.0% |
| February | – | 94.1% | – |
| March | 91.7% | 93.8% | ▲ 2.3% |
| April | 83.3% | 66.7% | ▼ 20.0% |
| May | 67.7% | 83.3% | ▲ 23.0% |
| June | 72.4% | 66.7% | ▼ 7.9% |
| July | 71.0% | 71.0% | 0.0% |
| August | 73.3% | – | – |
| September | 90.0% | – | – |
| October | 76.7% | – | in progress |
| November | 90.0% | – | – |
| December | 87.5% | – | – |
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 periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 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 99.1% 423
- Cancelled 0.9% 4
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 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 |
|---|---|---|---|---|
| PHL SEA Philadelphia International Airport – Seattle–Tacoma International Airport | 3,818 | 9.0 min | 78.8% | 262 |
| SEA SAT Seattle–Tacoma International Airport – San Antonio International Airport | 2,854 | 6.3 min | 77.2% | 57 |
| JNU SEA Juneau International Airport – Seattle–Tacoma International Airport | 1,461 | 16.8 min | 69.2% | 52 |
| PDX PSP Portland International Airport – Palm Springs International Airport | 1,407 | 0.5 min | 93.9% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 11 | 11 | 100.0% | 0 |
| November 2024 | 20 | 20 | 70.0% | 0 |
| December 2024 | 22 | 22 | 68.2% | 0 |
| January 2025 | 4 | 4 | 100.0% | 0 |
| March 2025 | 12 | 12 | 91.7% | 0 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 31 | 31 | 67.7% | 0 |
| June 2025 | 30 | 29 | 72.4% | 1 |
| July 2025 | 31 | 31 | 71.0% | 0 |
| August 2025 | 31 | 30 | 73.3% | 1 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 31 | 30 | 76.7% | 1 |
| November 2025 | 20 | 20 | 90.0% | 0 |
| December 2025 | 16 | 16 | 87.5% | 0 |
| January 2026 | 1 | 1 | 100.0% | 0 |
| February 2026 | 17 | 17 | 94.1% | 0 |
| March 2026 | 17 | 16 | 93.8% | 1 |
| April 2026 | 9 | 9 | 66.7% | 0 |
| May 2026 | 12 | 12 | 83.3% | 0 |
| June 2026 | 21 | 21 | 66.7% | 0 |
| July 2026 | 31 | 31 | 71.0% | 0 |