To save up to 34% on this flight, we recommend booking at least 30 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Lafayette to Islip, New York from $412 1-2 weeks out and tickets from $461 for flights departing within the next 72 hours.
When flying from Lafayette to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Flights from Lafayette to Islip, New York lean towards being more expensive in May. Prices are generally better when you fly from Lafayette to Islip, New York in October, with the cheapest ticket starting at $213.