No delays reported for AS 648 (SEA → TUS) as of 6:45 PM ET. It arrived on time 79.3% of the time in June-August 2026. When it was late, the average delay was 43 minutes. None were cancelled. Right now there are no reported delays at SEA, TUS.
Looks on time
Next leg SEA → TUS, scheduled 10:19 AM local time. No delays at SEA right now.
Cancellation risk: Low 0% 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.
Before you fly
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| SEA → TUS Seattle, WA to Tucson, AZ | 10:19 AM → 1:31 PM | 79% |
Local times. Schedules change; check your booking.
How reliable is AS 648?
| Arrived on time (within 15 min) | 79.3% |
| Average delay when late | 43 min |
| Cancelled | 0% |
| Diverted | 0% |
| Flights tracked | 92 |
Best and worst days to fly AS 648
AS 648 was most reliable on Tuesdays (92% on time) and least reliable on Thursdays (69%).
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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 → TUS
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 648 delayed today?
Right now there are no reported delays at SEA, TUS. Checked 6:45 PM ET. For this flight's gate and exact status, check the Alaska Airlines app.
Is AS 648 usually on time?
AS 648 arrived within 15 minutes of schedule 79.3% of the time in June-August 2026, with an average delay of 43 minutes when late.
How often is AS 648 cancelled?
0% of AS 648 flights were cancelled in June-August 2026.