American Airlines, British Airways, Finnair, Iberia and various other airlines have round-trip flights from New York (JFK) to Santorini or Mykonos (JTR, JMK) for $566 with a connection. Flights September to October. Departures on Tuesday, Wednesday, and Sunday. 7-day minimum stay required.
Note: There are cheaper flights available for $516, but those have bad routing, long connection times or multiple stops. We’ve filtered our results to ignore those fares.