Nonstop flights to Greece: Athens from $495 R/T or 2in1 with Santorini for $21 extra

Amazing deal: New York, Chicago, Philadelphia to Greece: Athens from $479 round-trip.

DEPART:
New York, Chicago, Philadelphia

ARRIVE:
Greece: Athens

RETURN:
New York, Chicago, Philadelphia

AIRLINE:
Delta/AA

AVAILABILITY:  2022

AVAILABILITY from New York: late Mar – Apr

AVAILABILITY from Philadelphia: mid of Apr

AVAILABILITY from Chicago: mid of Apr

(screenshot via Skyscanner)