KLM, Delta, Aeroflot, Alitalia and various other airlines have round-trip flights from New York (JFK) to Moscow (SVO) for $364-$375 with a connection. Flights November to March. Extended Weekends available.
Note: Carry-on bag is allowed for free on KLM, Delta, Aeroflot, Alitalia. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.