Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Budapest. Flights to Budapest from Islip, New York in March are about $631 on average during March, but can be found for as low as $485.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Budapest as you normally would.
To save up to 39% on this flight, we recommend booking at least 54 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Islip, New York to Budapest from $782 1-2 weeks out and tickets from $905 for flights departing within the next 72 hours.