AS670
AS670 (Alaska Airlines) is a multi-stop service on 5 routes, busiest Raleigh to Seattle. Of 218 departures recorded from November 2024 to July 2026, 77.3% left on time, according to the US BTS.
- On-time departures77.3%of 218 flights
- Average delay11.4 min
- July 202631
- Cancelled0.9%
- Legs flown under this number5
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods12 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 3 | 27 | ▲ 800.0% |
| February | – | 27 | – |
| March | – | 28 | – |
| April | – | 27 | – |
| May | 1 | 12 | ▲ 1,100.0% |
| June | – | 21 | – |
| July | – | 31 | – |
| August | – | – | – |
| September | – | – | – |
| October | 1 | – | in progress |
| November | 8 | – | – |
| December | 14 | – | – |
according to the US BTS · November 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 periods12 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 74.1% | ▼ 25.9% |
| February | – | 81.5% | – |
| March | – | 70.4% | – |
| April | – | 88.9% | – |
| May | 100.0% | 91.7% | ▼ 8.3% |
| June | – | 85.7% | – |
| July | – | 67.7% | – |
| August | – | – | – |
| September | – | – | – |
| October | 100.0% | – | in progress |
| November | 62.5% | – | – |
| December | 64.3% | – | – |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · November 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods12 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | – | 0 | – |
| March | – | 1 | – |
| April | – | 0 | – |
| May | 0 | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · November 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% 216
- Cancelled 0.9% 2
Share of all recorded flights in the period, all legs. · Nov 22, 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 |
|---|---|---|---|---|
| RDU SEA Raleigh-Durham International Airport – Seattle–Tacoma International Airport | 3,781 | 12.9 min | 77.1% | 131 |
| SLC SEA Salt Lake City International Airport – Seattle–Tacoma International Airport | 1,107 | 12.4 min | 76.2% | 64 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 8 | 8 | 75.0% | 0 |
| December 2024 | 10 | 10 | 80.0% | 0 |
| January 2025 | 3 | 2 | 100.0% | 1 |
| May 2025 | 1 | 1 | 100.0% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 8 | 8 | 62.5% | 0 |
| December 2025 | 14 | 14 | 64.3% | 0 |
| January 2026 | 27 | 27 | 74.1% | 0 |
| February 2026 | 27 | 27 | 81.5% | 0 |
| March 2026 | 28 | 27 | 70.4% | 1 |
| April 2026 | 27 | 27 | 88.9% | 0 |
| May 2026 | 12 | 12 | 91.7% | 0 |
| June 2026 | 21 | 21 | 85.7% | 0 |
| July 2026 | 31 | 31 | 67.7% | 0 |