AS899
AS899 (Alaska Airlines) is a multi-stop service on 3 routes, busiest San Diego to Kailua-Kona. Of 500 departures recorded from October 2024 to July 2026, 77.7% left on time, according to the US BTS.
- On-time departures77.7%of 500 flights
- Average delay20.0 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.2%
- Legs flown under this number3
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 | 19 | 27 | ▲ 42.1% |
| February | 16 | 21 | ▲ 31.3% |
| March | 22 | 26 | ▲ 18.2% |
| April | 30 | 18 | ▼ 40.0% |
| May | 21 | 19 | ▼ 9.5% |
| June | 24 | 30 | ▲ 25.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 24 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 163 | 172 | ▲ 5.5% |
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 | 79.0% | 76.9% | ▼ 2.6% |
| February | 93.8% | 73.7% | ▼ 21.4% |
| March | 90.9% | 84.6% | ▼ 6.9% |
| April | 86.7% | 66.7% | ▼ 23.1% |
| May | 95.0% | 64.7% | ▼ 31.9% |
| June | 91.7% | 36.7% | ▼ 60.0% |
| July | 80.7% | 48.4% | ▼ 40.0% |
| August | 77.4% | – | – |
| September | 96.7% | – | – |
| October | 83.3% | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year-to-date average (Jan–Jul) | 88.2% | 64.5% | ▼ 26.9% |
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 | 1 | – |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 2 | ▲ 100.0% |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 1 | 5 | ▲ 400.0% |
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 98.8% 494
- Cancelled 1.2% 6
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN KOA San Diego International Airport – Ellison Onizuka Kona International Airport at Keāhole | 4,108 | 7.7 min | 83.4% | 259 |
| SEA HNL Seattle–Tacoma International Airport – Daniel K. Inouye International Airport | 4,308 | 44.9 min | 62.9% | 172 |
| KOA SAN Ellison Onizuka Kona International Airport at Keāhole – San Diego International Airport | 4,108 | 5.4 min | 92.7% | 69 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 29 | 29 | 86.2% | 0 |
| December 2024 | 31 | 31 | 67.7% | 0 |
| January 2025 | 19 | 19 | 79.0% | 0 |
| February 2025 | 16 | 16 | 93.8% | 0 |
| March 2025 | 22 | 22 | 90.9% | 0 |
| April 2025 | 30 | 30 | 86.7% | 0 |
| May 2025 | 21 | 20 | 95.0% | 1 |
| June 2025 | 24 | 24 | 91.7% | 0 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 31 | 31 | 77.4% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 24 | 24 | 83.3% | 0 |
| January 2026 | 27 | 26 | 76.9% | 1 |
| February 2026 | 21 | 19 | 73.7% | 2 |
| March 2026 | 26 | 26 | 84.6% | 0 |
| April 2026 | 18 | 18 | 66.7% | 0 |
| May 2026 | 19 | 17 | 64.7% | 2 |
| June 2026 | 30 | 30 | 36.7% | 0 |
| July 2026 | 31 | 31 | 48.4% | 0 |