Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to Idaho Falls. Flights to Idaho Falls from New York John F Kennedy Intl Airport in October are about $566 on average during October, but can be found for as low as $250.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New York John F Kennedy Intl Airport to Idaho Falls as you normally would.
Find a great deal and save up to 23% by booking at least 22 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from New York John F Kennedy Intl Airport to Idaho Falls within the next two weeks, with the cheapest ticket starting at $638.