AS1147
AS1147 (Alaska Airlines) is a multi-stop service on 2 routes, busiest Los Angeles to Seattle. Of 550 departures recorded from October 2024 to July 2026, 85.5% left on time, according to the US BTS.
- On-time departures85.5%of 550 flights
- Average delay5.5 min
- July 202631▲ 72.2%vs July 2025
- Cancelled0.9%
- Legs flown under this number2
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 | 31 | 30 | ▼ 3.2% |
| February | 28 | 28 | 0.0% |
| March | 29 | 31 | ▲ 6.9% |
| April | 27 | 30 | ▲ 11.1% |
| May | 31 | 31 | 0.0% |
| June | 22 | 30 | ▲ 36.4% |
| July | 18 | 31 | ▲ 72.2% |
| August | 22 | – | – |
| September | 30 | – | – |
| October | 25 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 186 | 211 | ▲ 13.4% |
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 | 87.1% | 80.0% | ▼ 8.2% |
| February | 92.9% | 78.6% | ▼ 15.4% |
| March | 82.8% | 80.7% | ▼ 2.5% |
| April | 85.2% | 80.0% | ▼ 6.1% |
| May | 96.8% | 75.0% | ▼ 22.5% |
| June | 76.2% | 90.0% | ▲ 18.1% |
| July | 100.0% | 74.2% | ▼ 25.8% |
| August | 90.9% | – | – |
| September | 83.3% | – | – |
| October | 91.7% | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year-to-date average (Jan–Jul) | 88.7% | 79.8% | ▼ 10.1% |
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 | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 3 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 1 | 3 | ▲ 200.0% |
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 99.1% 545
- Cancelled 0.9% 5
Share of all recorded flights in the period, all legs. · Oct 12, 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 |
|---|---|---|---|---|
| LAX SEA Los Angeles International Airport – Seattle–Tacoma International Airport | 1,537 | 2.9 min | 89.0% | 339 |
| KOA HNL Ellison Onizuka Kona International Airport at Keāhole – Daniel K. Inouye International Airport | 263 | 9.6 min | 79.8% | 211 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 100.0% | 0 |
| November 2024 | 26 | 26 | 92.3% | 0 |
| December 2024 | 31 | 31 | 83.9% | 0 |
| January 2025 | 31 | 31 | 87.1% | 0 |
| February 2025 | 28 | 28 | 92.9% | 0 |
| March 2025 | 29 | 29 | 82.8% | 0 |
| April 2025 | 27 | 27 | 85.2% | 0 |
| May 2025 | 31 | 31 | 96.8% | 0 |
| June 2025 | 22 | 21 | 76.2% | 1 |
| July 2025 | 18 | 18 | 100.0% | 0 |
| August 2025 | 22 | 22 | 90.9% | 0 |
| September 2025 | 30 | 30 | 83.3% | 0 |
| October 2025 | 25 | 24 | 91.7% | 1 |
| January 2026 | 30 | 30 | 80.0% | 0 |
| February 2026 | 28 | 28 | 78.6% | 0 |
| March 2026 | 31 | 31 | 80.7% | 0 |
| April 2026 | 30 | 30 | 80.0% | 0 |
| May 2026 | 31 | 28 | 75.0% | 3 |
| June 2026 | 30 | 30 | 90.0% | 0 |
| July 2026 | 31 | 31 | 74.2% | 0 |