AS619Alaska Airlines · SEA → SFO
live · just now
Route confirmed Alaska Airlines

AS619 SeattleSEA · 17:44 San FranciscoSFO · 19:59

AS619 by Alaska Airlines flies from Seattle (SEA) to San Francisco (SFO) for the Sun, Sep 20 departure.

Right nowIn the air to San Francisco
19:57

estimated arrival at SFO · local time · ~72 min from now

LivePosition · updated 1m ago
SFO564 mi · ~72 min leftSEA
35,000 ftAltitudecruising
509 mphSpeed442 kt
179°Direction

Live position · flown path, last 22 min

Typical arrival−2 minmedian over 2 operations

The route today

live boards
SEASeattleOn-time likelySEA delay board →
SFOSan FranciscoModerate riskSFO delay board →
SEA→SFOevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
53%Chance of 15+ min delay
1.6%Chance of cancellation
+21 minAvg hub delay right now

Conditions at SEA and SFO are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Seattle to San Francisco flights today

same route · Alaska Airlines
AS725departs 07:18
AS528departs 08:40
AS688departs 10:40
AS655departs 12:05
AS680departs 13:34
AS1385departs 15:45

If AS619 is cancelled, these are the other Alaska Airlines nonstop flights from Seattle to San Francisco on the same day, with scheduled departure times in SEA local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How AS619 actually runs

Pro Flight Search has tracked every published board update for AS619 across the SEA and SFO boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed -18 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how AS619 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
09-20SEA 17:44SFO 19:59 19:57 (−2)
09-19SEA 17:50SFO 20:05 19:47 (−18)

Board clocks recorded as SEA and SFO published them.

Planning around AS619? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — AS619 Seattle to San Francisco on-time performance, measured from the SEA and SFO airport boards.

Canonical URL
https://proflightsearch.com/flight/AS619
How we measure this →