[11/16/2017 @ 12:03 AM CT] Fare gone again. It may come back online tomorrow afternoon. As this fare seems to have a schedule (see note).
Virgin America and Alaska Air have round-trip flights from New York (JFK) to San Francisco (SFO) or Seattle (SEA) for $195, NONSTOP. $98 each-way. Flights December to February. Holiday blackouts apply. Origin/Destination reversible.
Note: This fare seems to usually be available from the Hours of 4:00 PM to 11:59 PM CT. Searching for it during other hours of the day may return a more expensive result.
Click for more details and booking links Nonstop Flights: New York to San Francisco / Seattle $195 r/t – Virgin America / Alaska Air