American Airlines has Basic Economy tickets flying SFO to Santorini, Greece for $528 round trip with departure dates through April 2023. American Airlines flights from San Francisco connect to Finnair in New York JFK for flight to Helsinki and onward to Santorini JTR.
American Airlines $527.58 round trip basic economy Fri April 21 – Thu May 4
San Francisco SFO – New York JFK – Helsinki, Finland HEL – Santorini, Greece JTR
