Travelers have found it’s best to book a flight 59 days in advance to save up to 50% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 59 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland, Maine to Islip 1-2 weeks in advance for as low as $248, or $321 for flights within the next 24 hours.
The best pricing can be found in the month of September. Prices to Islip from Portland, Maine average $236. You can even find prices in September for less than $236, as users have found deals to Islip from as low as $117. The month of November appears to be one of the more expensive times to travel to Islip from Portland, Maine. Flying in the targeted month can save you up to 21%.
When flying from Portland, Maine to Islip, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
PWM and ISP are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. PWM to ISP refers to a flight route from Portland Airport to Islip Long Island Airport.
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