AS171
AS171 (Alaska Airlines) is a multi-stop service on 7 routes, busiest Seattle to Kahului. Of 108 departures recorded from December 2024 to April 2026, 75.7% left on time, according to the US BTS.
- On-time departures75.7%of 108 flights
- Average delay11.0 min
- April 202621
- Cancelled0.9%
- Legs flown under this number7
Recorded departures by month
Short series — AS171 has only 11 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods10 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 5 | 1 | ▼ 80.0% |
| February | – | – | – |
| March | – | 14 | – |
| April | – | 21 | – |
| May | 17 | – | – |
| June | 11 | – | – |
| July | – | – | – |
| August | 1 | – | – |
| September | – | – | – |
| October | 22 | – | in progress |
| November | 1 | – | – |
| December | 2 | – | – |
according to the US BTS · December 2024 → April 2026
On-time departures by month
Short series — AS171 has only 11 months so far. Enough to show the level now, not enough to read a trend.
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 periods10 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | 0.0% | ▼ 100.0% |
| February | – | – | – |
| March | – | 100.0% | – |
| April | – | 81.0% | – |
| May | 64.7% | – | – |
| June | 72.7% | – | – |
| July | – | – | – |
| August | 0.0% | – | – |
| September | – | – | – |
| October | 61.9% | – | in progress |
| November | 100.0% | – | – |
| December | 50.0% | – | – |
according to the US BTS · December 2024 → April 2026
Average departure delay by month
Short series — AS171 has only 11 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · December 2024 → April 2026
Cancelled departures by month
Short series — AS171 has only 11 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods10 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | – | – |
| March | – | 0 | – |
| April | – | 0 | – |
| May | 0 | – | – |
| June | 0 | – | – |
| July | – | – | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · December 2024 → April 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% 107
- Cancelled 0.9% 1
Share of all recorded flights in the period, all legs. · Dec 19, 2024 → Apr 21, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA OGG Seattle–Tacoma International Airport – Kahului International Airport | 4,249 | 3.9 min | 88.6% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 13 | 13 | 84.6% | 0 |
| January 2025 | 5 | 5 | 100.0% | 0 |
| May 2025 | 17 | 17 | 64.7% | 0 |
| June 2025 | 11 | 11 | 72.7% | 0 |
| August 2025 | 1 | 1 | 0.0% | 0 |
| October 2025 | 22 | 21 | 61.9% | 1 |
| November 2025 | 1 | 1 | 100.0% | 0 |
| December 2025 | 2 | 2 | 50.0% | 0 |
| January 2026 | 1 | 1 | 0.0% | 0 |
| March 2026 | 14 | 14 | 100.0% | 0 |
| April 2026 | 21 | 21 | 81.0% | 0 |