AS20 San FranciscoSFO · 07:20 New YorkJFK · 16:08
AS20 by Alaska Airlines flies from San Francisco (SFO) to New York (JFK) for the Mon, Aug 17 departure.
departs SFO · on schedule
board checked 25m ago · checking again in 45s
⚖ AS20 typically leaves +20 and lands −19. The air wins minutes back.Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −19 min · 1 cancelled · 15 operations tracked
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by SFO (San Francisco), currently flying VFR (visual). 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 departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other San Francisco to New York flights today
same route · Alaska AirlinesIf AS20 is cancelled, these are the other Alaska Airlines nonstop flights from San Francisco to New York on the same day, with scheduled departure times in SFO local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AS20 actually runs
Pro Flight Search has tracked every published board update for AS20 across the SFO and JFK boards: schedule changes, gate pushes and actual clocks. Usually lands ~19 min early. Based on 13 confirmed landings · 11/13 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how AS20 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N593AS, N570AS, N493AS, N706AL.
Board clocks recorded as SFO and JFK published them.
Planning around AS20? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — AS20 San Francisco to New York on-time performance, measured from the SFO and JFK airport boards.
https://proflightsearch.com/flight/AS20
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