AS231
AS231 (Alaska Airlines) is a multi-stop service on 8 routes, busiest Anchorage to Kodiak. Of 452 departures recorded from October 2024 to July 2026, 89.7% left on time, according to the US BTS.
- On-time departures89.7%of 452 flights
- Average delay0.7 min
- July 202630▲ 0.0%vs July 2025
- Cancelled1.6%
- Legs flown under this number8
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 | 7 | 31 | ▲ 342.9% |
| February | – | 28 | – |
| March | – | 30 | – |
| April | 1 | 30 | ▲ 2,900.0% |
| May | 17 | 30 | ▲ 76.5% |
| June | 30 | 30 | 0.0% |
| July | 30 | 30 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 3 | – | in progress |
| November | 10 | – | – |
| December | 19 | – | – |
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 | 100.0% | 93.6% | ▼ 6.5% |
| February | – | 75.0% | – |
| March | – | 80.0% | – |
| April | 100.0% | 90.0% | ▼ 10.0% |
| May | 94.1% | 93.3% | ▼ 0.8% |
| June | 100.0% | 93.1% | ▼ 6.9% |
| July | 89.3% | 90.0% | ▲ 0.8% |
| August | 90.0% | – | – |
| September | 93.3% | – | – |
| October | 100.0% | – | in progress |
| November | 90.0% | – | – |
| December | 77.8% | – | – |
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 | – |
| March | – | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 1 | 0.0% |
| July | 2 | 0 | ▼ 100.0% |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
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 98.5% 445
- Cancelled 1.5% 7
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
6| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ANC ADQ Ted Stevens Anchorage International Airport – Kodiak Airport | 407 | -5.3 min | 93.0% | 219 |
| SFO LAS San Francisco International Airport – Harry Reid International Airport | 665 | 5.9 min | 89.9% | 70 |
| SEA JNU Seattle–Tacoma International Airport – Juneau International Airport | 1,461 | 17.9 min | 74.6% | 55 |
| SMF PDX Sacramento International Airport – Portland International Airport | 771 | -3.9 min | 94.4% | 36 |
| BOI SEA Boise Air Terminal/Gowen Field – Seattle–Tacoma International Airport | 641 | 1.3 min | 91.2% | 34 |
| EUG LAX Eugene Airport – Los Angeles International Airport | 1,205 | 1.5 min | 93.1% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 29 | 96.6% | 1 |
| December 2024 | 15 | 15 | 73.3% | 0 |
| January 2025 | 7 | 7 | 100.0% | 0 |
| April 2025 | 1 | 1 | 100.0% | 0 |
| May 2025 | 17 | 17 | 94.1% | 0 |
| June 2025 | 30 | 29 | 100.0% | 1 |
| July 2025 | 30 | 28 | 89.3% | 2 |
| August 2025 | 31 | 30 | 90.0% | 1 |
| September 2025 | 30 | 30 | 93.3% | 0 |
| October 2025 | 3 | 3 | 100.0% | 0 |
| November 2025 | 10 | 10 | 90.0% | 0 |
| December 2025 | 19 | 18 | 77.8% | 1 |
| January 2026 | 31 | 31 | 93.6% | 0 |
| February 2026 | 28 | 28 | 75.0% | 0 |
| March 2026 | 30 | 30 | 80.0% | 0 |
| April 2026 | 30 | 30 | 90.0% | 0 |
| May 2026 | 30 | 30 | 93.3% | 0 |
| June 2026 | 30 | 29 | 93.1% | 1 |
| July 2026 | 30 | 30 | 90.0% | 0 |