AS799
AS799 (Alaska Airlines) flies Phoenix to Seattle. Of 360 departures recorded from January 2025 to July 2026, 90.2% left on time, according to the US BTS.
- On-time departures90.2%of 360 flights
- Average delay0.7 min
- July 202611▼ 64.5%vs July 2025
- Cancelled0.6%
Recorded departures by month
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 23 | 6 | ▼ 73.9% |
| February | 26 | 17 | ▼ 34.6% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 12 | ▼ 61.3% |
| June | 30 | – | – |
| July | 31 | 11 | ▼ 64.5% |
| August | 19 | – | – |
| September | – | – | – |
| October | 6 | – | in progress |
| November | 11 | – | – |
| December | 15 | – | – |
according to the US BTS · January 2025 → 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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 87.0% | 66.7% | ▼ 23.3% |
| February | 92.3% | 88.2% | ▼ 4.4% |
| March | 93.6% | 90.0% | ▼ 3.8% |
| April | 93.3% | 93.3% | 0.0% |
| May | 96.8% | 100.0% | ▲ 3.3% |
| June | 100.0% | – | – |
| July | 93.6% | 100.0% | ▲ 6.9% |
| August | 88.9% | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | 27.3% | – | – |
| December | 73.3% | – | – |
according to the US BTS · January 2025 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · January 2025 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | – | – |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · January 2025 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Cancellation share
- Not cancelled 99.4% 358
- Cancelled 0.6% 2
Share of all recorded flights in the period, all legs. · Jan 6, 2025 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PHX SEA Phoenix Sky Harbor International Airport – Seattle–Tacoma International Airport | 1,782 | 0.7 min | 90.2% | 360 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| January 2025 | 23 | 23 | 87.0% | 0 |
| February 2025 | 26 | 26 | 92.3% | 0 |
| March 2025 | 31 | 31 | 93.6% | 0 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| May 2025 | 31 | 31 | 96.8% | 0 |
| June 2025 | 30 | 30 | 100.0% | 0 |
| July 2025 | 31 | 31 | 93.6% | 0 |
| August 2025 | 19 | 18 | 88.9% | 1 |
| October 2025 | 6 | 6 | 100.0% | 0 |
| November 2025 | 11 | 11 | 27.3% | 0 |
| December 2025 | 15 | 15 | 73.3% | 0 |
| January 2026 | 6 | 6 | 66.7% | 0 |
| February 2026 | 17 | 17 | 88.2% | 0 |
| March 2026 | 31 | 30 | 90.0% | 1 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 12 | 12 | 100.0% | 0 |
| July 2026 | 11 | 11 | 100.0% | 0 |