AS63
AS63 (Alaska Airlines) is a multi-stop service on 11 routes, busiest Seattle to Sitka. Of 274 departures recorded from October 2024 to July 2026, 71.1% left on time, according to the US BTS.
- On-time departures71.1%of 274 flights
- Average delay10.7 min
- July 202617▼ 45.2%vs July 2025
- Cancelled1.5%
- Legs flown under this number11
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods14 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 6 | – |
| February | – | – | – |
| March | 5 | 15 | ▲ 200.0% |
| April | – | 15 | – |
| May | 17 | – | – |
| June | 30 | 21 | ▼ 30.0% |
| July | 31 | 17 | ▼ 45.2% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 8 | – | in progress |
| November | 25 | – | – |
| December | 19 | – | – |
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 periods14 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 66.7% | – |
| February | – | – | – |
| March | 100.0% | 81.8% | ▼ 18.2% |
| April | – | 100.0% | – |
| May | 64.7% | – | – |
| June | 46.7% | 66.7% | ▲ 42.9% |
| July | 61.3% | 76.5% | ▲ 24.8% |
| August | 48.4% | – | – |
| September | 83.3% | – | – |
| October | 87.5% | – | in progress |
| November | 88.0% | – | – |
| December | 89.5% | – | – |
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 periods14 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | – | – |
| March | 0 | 4 | – |
| April | – | 0 | – |
| May | 0 | – | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | 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 98.5% 270
- Cancelled 1.5% 4
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 29, 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 SIT Seattle–Tacoma International Airport – Sitka Rocky Gutierrez Airport | 1,384 | 14.5 min | 60.6% | 142 |
| SEA LAX Seattle–Tacoma International Airport – Los Angeles International Airport | 1,537 | 8.5 min | 81.7% | 109 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 2 | 2 | 100.0% | 0 |
| November 2024 | 1 | 1 | 0.0% | 0 |
| December 2024 | 1 | 1 | 0.0% | 0 |
| March 2025 | 5 | 5 | 100.0% | 0 |
| May 2025 | 17 | 17 | 64.7% | 0 |
| June 2025 | 30 | 30 | 46.7% | 0 |
| July 2025 | 31 | 31 | 61.3% | 0 |
| August 2025 | 31 | 31 | 48.4% | 0 |
| September 2025 | 30 | 30 | 83.3% | 0 |
| October 2025 | 8 | 8 | 87.5% | 0 |
| November 2025 | 25 | 25 | 88.0% | 0 |
| December 2025 | 19 | 19 | 89.5% | 0 |
| January 2026 | 6 | 6 | 66.7% | 0 |
| March 2026 | 15 | 11 | 81.8% | 4 |
| April 2026 | 15 | 15 | 100.0% | 0 |
| June 2026 | 21 | 21 | 66.7% | 0 |
| July 2026 | 17 | 17 | 76.5% | 0 |