AS187
AS187 (Alaska Airlines) flies Adak to Anchorage. Of 159 departures recorded from October 2024 to April 2026, 87.9% left on time, according to the US BTS.
- On-time departures87.9%of 159 flights
- Average delay-8.9 min
- April 20266▼ 33.3%vs April 2025
- Cancelled6.3%
according to the US BTS · Oct 12, 2024 → Apr 18, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 19 of 19 periods have data
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 9 | 9 | 0.0% |
| February | 8 | 8 | 0.0% |
| March | 9 | 8 | ▼ 11.1% |
| April | 9 | 6 | ▼ 33.3% |
| May | 9 | – | – |
| June | 8 | – | – |
| July | 9 | – | – |
| August | 9 | – | – |
| September | 8 | – | – |
| October | 9 | – | in progress |
| November | 9 | – | – |
| December | 9 | – | – |
| Year to date (Jan–Apr) | 35 | 31 | ▼ 11.4% |
according to the US BTS · October 2024 → April 2026
On-time departures by month
Partial coverage: domestic flights only · 19 of 19 periods have data
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 | 88.9% | 87.5% | ▼ 1.6% |
| February | 100.0% | 87.5% | ▼ 12.5% |
| March | 100.0% | 87.5% | ▼ 12.5% |
| April | 100.0% | 83.3% | ▼ 16.7% |
| May | 88.9% | – | – |
| June | 100.0% | – | – |
| July | 75.0% | – | – |
| August | 42.9% | – | – |
| September | 66.7% | – | – |
| October | 88.9% | – | in progress |
| November | 88.9% | – | – |
| December | 88.9% | – | – |
| Year-to-date average (Jan–Apr) | 97.2% | 86.5% | ▼ 11.1% |
according to the US BTS · October 2024 → April 2026
Average departure delay by month
Partial coverage: domestic flights only · 19 of 19 periods have data
according to the US BTS · October 2024 → April 2026
Cancelled departures by month
Partial coverage: domestic flights only · 19 of 19 periods have data
The most recent periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 1 | – |
| February | 2 | 0 | ▼ 100.0% |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 0 | – | – |
| July | 1 | – | – |
| August | 2 | – | – |
| September | 2 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Apr) | 3 | 1 | ▼ 66.7% |
according to the US BTS · October 2024 → April 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
Cancellation share
- Not cancelled 93.7% 149
- Cancelled 6.3% 10
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Apr 18, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ADK ANC Adak Airport – Ted Stevens Anchorage International Airport | 1,913 | -8.9 min | 87.9% | 159 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 6 | 6 | 100.0% | 0 |
| November 2024 | 9 | 8 | 87.5% | 1 |
| December 2024 | 8 | 8 | 100.0% | 0 |
| January 2025 | 9 | 9 | 88.9% | 0 |
| February 2025 | 8 | 6 | 100.0% | 2 |
| March 2025 | 9 | 8 | 100.0% | 1 |
| April 2025 | 9 | 9 | 100.0% | 0 |
| May 2025 | 9 | 9 | 88.9% | 0 |
| June 2025 | 8 | 8 | 100.0% | 0 |
| July 2025 | 9 | 8 | 75.0% | 1 |
| August 2025 | 9 | 7 | 42.9% | 2 |
| September 2025 | 8 | 6 | 66.7% | 2 |
| October 2025 | 9 | 9 | 88.9% | 0 |
| November 2025 | 9 | 9 | 88.9% | 0 |
| December 2025 | 9 | 9 | 88.9% | 0 |
| January 2026 | 9 | 8 | 87.5% | 1 |
| February 2026 | 8 | 8 | 87.5% | 0 |
| March 2026 | 8 | 8 | 87.5% | 0 |
| April 2026 | 6 | 6 | 83.3% | 0 |