AS564
AS564 (Alaska Airlines) is a multi-stop service on 4 routes, busiest Seattle to Kansas City. Of 441 departures recorded from October 2024 to July 2026, 76.9% left on time, according to the US BTS.
- On-time departures76.9%of 441 flights
- Average delay10.5 min
- July 202630▲ 0.0%vs July 2025
- Cancelled0.9%
- Legs flown under this number4
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 5 | 5 | 0.0% |
| February | – | – | – |
| March | 11 | 15 | ▲ 36.4% |
| April | 26 | 30 | ▲ 15.4% |
| May | 28 | 30 | ▲ 7.1% |
| June | 30 | 30 | 0.0% |
| July | 30 | 30 | 0.0% |
| August | 26 | – | – |
| September | 17 | – | – |
| October | 27 | – | in progress |
| November | 20 | – | – |
| December | 23 | – | – |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 50.0% | 100.0% | ▲ 100.0% |
| February | – | – | – |
| March | 81.8% | 80.0% | ▼ 2.2% |
| April | 88.5% | 93.3% | ▲ 5.5% |
| May | 89.3% | 83.3% | ▼ 6.7% |
| June | 70.0% | 80.0% | ▲ 14.3% |
| July | 43.3% | 76.7% | ▲ 76.9% |
| August | 44.0% | – | – |
| September | 76.5% | – | – |
| October | 88.5% | – | in progress |
| November | 75.0% | – | – |
| December | 72.7% | – | – |
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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | – | – | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
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% 437
- 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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA MCI Seattle–Tacoma International Airport – Kansas City International Airport | 2,391 | 11.0 min | 76.3% | 384 |
| BOI PDX Boise Air Terminal/Gowen Field – Portland International Airport | 553 | 5.4 min | 81.8% | 55 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 15 | 15 | 93.3% | 0 |
| November 2024 | 20 | 20 | 85.0% | 0 |
| December 2024 | 23 | 23 | 73.9% | 0 |
| January 2025 | 5 | 4 | 50.0% | 1 |
| March 2025 | 11 | 11 | 81.8% | 0 |
| April 2025 | 26 | 26 | 88.5% | 0 |
| May 2025 | 28 | 28 | 89.3% | 0 |
| June 2025 | 30 | 30 | 70.0% | 0 |
| July 2025 | 30 | 30 | 43.3% | 0 |
| August 2025 | 26 | 25 | 44.0% | 1 |
| September 2025 | 17 | 17 | 76.5% | 0 |
| October 2025 | 27 | 26 | 88.5% | 1 |
| November 2025 | 20 | 20 | 75.0% | 0 |
| December 2025 | 23 | 22 | 72.7% | 1 |
| January 2026 | 5 | 5 | 100.0% | 0 |
| March 2026 | 15 | 15 | 80.0% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 30 | 30 | 83.3% | 0 |
| June 2026 | 30 | 30 | 80.0% | 0 |
| July 2026 | 30 | 30 | 76.7% | 0 |