AS630
AS630 (Alaska Airlines) is a multi-stop service on 7 routes, busiest Seattle to Salt Lake City. Of 480 departures recorded from October 2024 to July 2026, 81.9% left on time, according to the US BTS.
- On-time departures81.9%of 480 flights
- Average delay6.6 min
- July 202631▲ 82.4%vs July 2025
- Cancelled1.0%
- Legs flown under this number7
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 26 | 25 | ▼ 3.8% |
| February | 26 | 11 | ▼ 57.7% |
| March | 24 | 31 | ▲ 29.2% |
| April | 24 | 29 | ▲ 20.8% |
| May | 25 | 12 | ▼ 52.0% |
| June | 5 | 21 | ▲ 320.0% |
| July | 17 | 31 | ▲ 82.4% |
| August | 29 | – | – |
| September | 26 | – | – |
| October | 31 | – | in progress |
| November | 19 | – | – |
| December | 16 | – | – |
| Year to date (Jan–Jul) | 147 | 160 | ▲ 8.8% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 92.3% | 92.0% | ▼ 0.3% |
| February | 96.0% | 90.9% | ▼ 5.3% |
| March | 95.8% | 87.1% | ▼ 9.1% |
| April | 91.3% | 89.7% | ▼ 1.8% |
| May | 92.0% | 91.7% | ▼ 0.4% |
| June | 100.0% | 38.1% | ▼ 61.9% |
| July | 64.7% | 41.9% | ▼ 35.2% |
| August | 65.5% | – | – |
| September | 92.3% | – | – |
| October | 73.3% | – | in progress |
| November | 82.4% | – | – |
| December | 81.3% | – | – |
| Year-to-date average (Jan–Jul) | 90.3% | 75.9% | ▼ 15.9% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 0 | ▼ 100.0% |
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 99.0% 475
- Cancelled 1.0% 5
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA SLC Seattle–Tacoma International Airport – Salt Lake City International Airport | 1,107 | 3.4 min | 85.4% | 257 |
| SFO SEA San Francisco International Airport – Seattle–Tacoma International Airport | 1,093 | 33.6 min | 40.4% | 52 |
| SEA PHX Seattle–Tacoma International Airport – Phoenix Sky Harbor International Airport | 1,782 | 4.4 min | 88.5% | 52 |
| PDX DEN Portland International Airport – Denver International Airport | 1,592 | 2.9 min | 91.3% | 47 |
| SNA SEA John Wayne Orange County International Airport – Seattle–Tacoma International Airport | 1,576 | 6.9 min | 85.7% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 12 | 12 | 83.3% | 0 |
| November 2024 | 29 | 29 | 96.6% | 0 |
| December 2024 | 11 | 11 | 90.9% | 0 |
| January 2025 | 26 | 26 | 92.3% | 0 |
| February 2025 | 26 | 25 | 96.0% | 1 |
| March 2025 | 24 | 24 | 95.8% | 0 |
| April 2025 | 24 | 23 | 91.3% | 1 |
| May 2025 | 25 | 25 | 92.0% | 0 |
| June 2025 | 5 | 5 | 100.0% | 0 |
| July 2025 | 17 | 17 | 64.7% | 0 |
| August 2025 | 29 | 29 | 65.5% | 0 |
| September 2025 | 26 | 26 | 92.3% | 0 |
| October 2025 | 31 | 30 | 73.3% | 1 |
| November 2025 | 19 | 17 | 82.4% | 2 |
| December 2025 | 16 | 16 | 81.3% | 0 |
| January 2026 | 25 | 25 | 92.0% | 0 |
| February 2026 | 11 | 11 | 90.9% | 0 |
| March 2026 | 31 | 31 | 87.1% | 0 |
| April 2026 | 29 | 29 | 89.7% | 0 |
| May 2026 | 12 | 12 | 91.7% | 0 |
| June 2026 | 21 | 21 | 38.1% | 0 |
| July 2026 | 31 | 31 | 41.9% | 0 |