Folks may be able to help more w/ more details - departure, arrival city, dates.
Back to Turkish - here's a Comfort Class (on the long haul, TATL) routing from NYC to MUC : 2,442.20 USD ai for a week in early July.
Departure :New York-Munich
New York-İstanbulTK0012
Airline/Aircraft / Boeing 777-300ER
Departure John F Kennedy Airport
23:55/ 03 Jul 2014/ Thu
Arrival Ataturk Airport
16:45 / 04 Jul 2014 / Fri
Cabin/Fare/Class Comfort / Promo / A
Baggage Allowed 2 Pieces Max
İstanbul-MunichTK1637
Airline/Aircraft / Boeing 737-800
Departure Ataturk Airport
19:40/ 04 Jul 2014/ Fri
Arrival Munich Airport
21:30 / 04 Jul 2014 / Fri
Cabin/Fare/Class Economy / Flexible / Y
Baggage Allowed 2 Pieces Max
Return :Munich-New York
Munich-İstanbulTK1638
Airline/Aircraft / Boeing 737-800
Departure Munich Airport
07:30/ 10 Jul 2014 / Thu
Arrival Ataturk Airport
11:05 / 10 Jul 2014 / Thu
Cabin/Fare/Class Economy / Flexible / Y
Baggage Allowed 2 Pieces Max
İstanbul-New YorkTK0001
Airline/Aircraft / Boeing 777-300ER
Departure Ataturk Airport
13:15/ 10 Jul 2014 / Thu
Arrival John F Kennedy Airport
16:50 / 10 Jul 2014 / Thu
Cabin/Fare/Class Comfort / Promo / A
Baggage Allowed 2 Pieces Max