We do not have enough data on this route to provide a reliable graph showing how many days before departure it is the best to book.
However, usually the closer it is to the departure, the more expensive the tickets are.
The most popular airlines on the route New York John F. Kennedy - Geneva Cointrin: Turkish Airlines (TK), TAP Air Portugal (TP).
There is no direct flight on the route from New York John F. Kennedy to Geneva Cointrin
Il volo con scalo più breve dura 11h 50min.
New York (NY) Geneva