If you want a cheap flight from West Palm Beach to New York, you've got one airlines to choose from.
New York John F Kennedy Airport is just one of the airports in New York. If you're not set on a specific airport, try changing your search from New York John F Kennedy Airport to New York to see a broader range of flights – they might be cheaper. It usually takes about 2 hrs 45 mins to fly 1658 km to New York John F Kennedy Airport.
During this peak season, hotel and holiday prices often increase too, so it's best to book early. Or you could keep your fingers crossed and hold out for a last-minute deal.