Users have found that booking a flight from Islip to St Thomas at least 41 days early can save you up to 60% on average compared to booking a flight this week. If booking 41 days before your flight isn’t an option for you, users have found flights from Islip to St Thomas for as little as $566 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $730 for flights departing within the next 3 days.
February is one of the best times of the year to fly to St Thomas from Islip. Prices for February average $448 per person but you can even find prices for as low as $306. The most expensive prices can be found in the month of December. Opting for a February flight can save you 26% on your journey compared to booking in February
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip to St Thomas as you normally would.