AS189
AS189 (Alaska Airlines) is a multi-stop service on 2 routes, busiest Seattle to Anchorage. Of 443 departures recorded from October 2024 to April 2026, 79.2% left on time, according to the US BTS.
- On-time departures79.2%of 443 flights
- Average delay10.5 min
- April 202618▲ 100.0%vs April 2025
- Cancelled1.4%
- Legs flown under this number2
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 30 | 29 | ▼ 3.3% |
| February | 28 | 28 | 0.0% |
| March | 18 | 29 | ▲ 61.1% |
| April | 9 | 18 | ▲ 100.0% |
| May | 31 | – | – |
| June | 26 | – | – |
| July | 21 | – | – |
| August | 24 | – | – |
| September | 26 | – | – |
| October | 30 | – | in progress |
| November | 26 | – | – |
| December | 27 | – | – |
| Year to date (Jan–Apr) | 85 | 104 | ▲ 22.4% |
according to the US BTS · October 2024 → April 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 83.3% | 75.0% | ▼ 10.0% |
| February | 84.0% | 71.4% | ▼ 15.0% |
| March | 83.3% | 78.6% | ▼ 5.7% |
| April | 100.0% | 77.8% | ▼ 22.2% |
| May | 87.1% | – | – |
| June | 69.2% | – | – |
| July | 61.9% | – | – |
| August | 83.3% | – | – |
| September | 76.9% | – | – |
| October | 80.0% | – | in progress |
| November | 80.0% | – | – |
| December | 63.0% | – | – |
| Year-to-date average (Jan–Apr) | 87.7% | 75.7% | ▼ 13.7% |
according to the US BTS · October 2024 → April 2026
Average departure delay by month
according to the US BTS · October 2024 → April 2026
Cancelled departures by month
The most recent periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 1 | – |
| February | 3 | 0 | ▼ 100.0% |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 0 | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Apr) | 3 | 2 | ▼ 33.3% |
according to the US BTS · October 2024 → April 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 98.6% 437
- Cancelled 1.4% 6
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Apr 21, 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 ANC Seattle–Tacoma International Airport – Ted Stevens Anchorage International Airport | 2,326 | 13.1 min | 76.1% | 296 |
| SEA PHX Seattle–Tacoma International Airport – Phoenix Sky Harbor International Airport | 1,782 | 5.2 min | 85.4% | 147 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 9 | 9 | 88.9% | 0 |
| November 2024 | 9 | 9 | 88.9% | 0 |
| December 2024 | 25 | 25 | 96.0% | 0 |
| January 2025 | 30 | 30 | 83.3% | 0 |
| February 2025 | 28 | 25 | 84.0% | 3 |
| March 2025 | 18 | 18 | 83.3% | 0 |
| April 2025 | 9 | 9 | 100.0% | 0 |
| May 2025 | 31 | 31 | 87.1% | 0 |
| June 2025 | 26 | 26 | 69.2% | 0 |
| July 2025 | 21 | 21 | 61.9% | 0 |
| August 2025 | 24 | 24 | 83.3% | 0 |
| September 2025 | 26 | 26 | 76.9% | 0 |
| October 2025 | 30 | 30 | 80.0% | 0 |
| November 2025 | 26 | 25 | 80.0% | 1 |
| December 2025 | 27 | 27 | 63.0% | 0 |
| January 2026 | 29 | 28 | 75.0% | 1 |
| February 2026 | 28 | 28 | 71.4% | 0 |
| March 2026 | 29 | 28 | 78.6% | 1 |
| April 2026 | 18 | 18 | 77.8% | 0 |