DL668 San FranciscoSFO · 11:35 New YorkJFK · 20:25
DL668 by Delta Air Lines flies from San Francisco (SFO) to New York (JFK) for the Sun, Sep 13 departure.
departs SFO · 52 min late
board checked 7m ago · checking again in 45s
Where the minutes go
last 3 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
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 · Delta Air LinesIf DL668 is cancelled, these are the other Delta Air Lines 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 DL668 actually runs
Pro Flight Search has tracked every published board update for DL668 across the SFO and JFK boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 3 completed legs so far: landed +19 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL668 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as SFO and JFK published them.
Planning around DL668? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL668 San Francisco to New York on-time performance, measured from the SFO and JFK airport boards.
https://proflightsearch.com/flight/DL668
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