No delays reported for AS 121 (SEA → HNL) as of 6:51 PM ET. It arrived on time 59% of the time in June-August 2026. When it was late, the average delay was 1h 40m. 6% of flights were cancelled. Right now there are no reported delays at SEA, HNL.
May not fly today
Next leg SEA → HNL, scheduled 4:20 PM local time. No delays at SEA right now. This flight number flew about 6 days a week in June-August 2026, so it may not operate today.
Cancellation risk: Medium 6% of its flights were cancelled in June-August 2026.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check Alaska Airlines for official times.
What to do now
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| SEA → HNL Seattle, WA to Honolulu, HI | 4:20 PM → 7:16 PM | 59% |
Local times. Schedules change; check your booking.
How reliable is AS 121?
| Arrived on time (within 15 min) | 59% |
| Average delay when late | 100 min |
| Cancelled | 6% |
| Diverted | 0% |
| Flights tracked | 83 |
Best and worst days to fly AS 121
AS 121 was most reliable on Saturdays (80% on time) and least reliable on Wednesdays (33%).
| Monday | |
| Tuesday | |
| Wednesday | |
| Thursday | |
| Friday | |
| Saturday | |
| Sunday |
Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by Alaska Airlines to the Department of Transportation.
Other flights SEA → HNL
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the Alaska Airlines app.
Alaska Airlines delays and what you're owed · Airline phone numbers
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is AS 121 delayed today?
Right now there are no reported delays at SEA, HNL. Checked 6:51 PM ET. For this flight's gate and exact status, check the Alaska Airlines app.
Is AS 121 usually on time?
AS 121 arrived within 15 minutes of schedule 59% of the time in June-August 2026, with an average delay of 100 minutes when late.
How often is AS 121 cancelled?
6% of AS 121 flights were cancelled in June-August 2026.