AS608
AS608 (Alaska Airlines) is a multi-stop service on 7 routes, busiest Seattle to Phoenix. Of 324 departures recorded from October 2024 to June 2026, 83.6% left on time, according to the US BTS.
- On-time departures83.6%of 324 flights
- Average delay5.8 min
- June 20261▼ 90.9%vs June 2025
- Cancelled0.3%
- Legs flown under this number7
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 | 24 | 5 | ▼ 79.2% |
| February | 25 | 18 | ▼ 28.0% |
| March | 19 | 30 | ▲ 57.9% |
| April | 30 | 21 | ▼ 30.0% |
| May | 31 | – | – |
| June | 11 | 1 | ▼ 90.9% |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 6 | – | in progress |
| November | 29 | – | – |
| December | 26 | – | – |
according to the US BTS · October 2024 → June 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 | 87.5% | 100.0% | ▲ 14.3% |
| February | 92.0% | 61.1% | ▼ 33.6% |
| March | 84.2% | 79.3% | ▼ 5.8% |
| April | 83.3% | 100.0% | ▲ 20.0% |
| May | 83.9% | – | – |
| June | 72.7% | 100.0% | ▲ 37.5% |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 83.3% | – | in progress |
| November | 86.2% | – | – |
| December | 73.1% | – | – |
according to the US BTS · October 2024 → June 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → June 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 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 0 | 0 | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · October 2024 → June 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 99.7% 323
- Cancelled 0.3% 1
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jun 10, 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 |
|---|---|---|---|---|
| SEA PHX Seattle–Tacoma International Airport – Phoenix Sky Harbor International Airport | 1,782 | 5.1 min | 83.1% | 226 |
| PDX PHX Portland International Airport – Phoenix Sky Harbor International Airport | 1,625 | 9.5 min | 87.2% | 47 |
| SEA OGG Seattle–Tacoma International Airport – Kahului International Airport | 4,249 | 5.6 min | 83.3% | 42 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 15 | 15 | 93.3% | 0 |
| November 2024 | 7 | 7 | 100.0% | 0 |
| December 2024 | 26 | 26 | 76.9% | 0 |
| January 2025 | 24 | 24 | 87.5% | 0 |
| February 2025 | 25 | 25 | 92.0% | 0 |
| March 2025 | 19 | 19 | 84.2% | 0 |
| April 2025 | 30 | 30 | 83.3% | 0 |
| May 2025 | 31 | 31 | 83.9% | 0 |
| June 2025 | 11 | 11 | 72.7% | 0 |
| October 2025 | 6 | 6 | 83.3% | 0 |
| November 2025 | 29 | 29 | 86.2% | 0 |
| December 2025 | 26 | 26 | 73.1% | 0 |
| January 2026 | 5 | 5 | 100.0% | 0 |
| February 2026 | 18 | 18 | 61.1% | 0 |
| March 2026 | 30 | 29 | 79.3% | 1 |
| April 2026 | 21 | 21 | 100.0% | 0 |
| June 2026 | 1 | 1 | 100.0% | 0 |