[07/18/2019 @ 04:13 PM CT] Deal seems to be ending soon.
Finnair, American Airlines, British Airways, Iberia, and various other airlines have round-trip flights from New York (JFK/EWR) to Berlin, Vienna, or Munich (TXL) for $327-$408 with a connection. Flights September to May. No Weekends. Departures on Monday, Tuesday, Wednesday, and Thursday.
Note: Carry-on bag is allowed for free on Finnair, American Airlines, British Airways, Iberia. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.