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PDX (Portland) to ISP (Islip) Flights $544.8

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Cheap PDX to ISP Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Portland to Islip (PDX to ISP)

Question : Is the price you found a good deal?
Answer : Prices for this trip tend to change more than other flights in the United States. They can vary from $545 to $1,128. Remember, the sooner you book, the better price you tend to get.

Question : How many days should you spend in Ronkonkoma?
Answer : Passengers from PDX to ISP stay about one week on average.

Question : In the next four weeks, what day should you book your trip?
Answer : As of Jun 19th, the best day for deals to Ronkonkoma (ISP) is Jun 20th. It costs $672, which is 22% below the average price to book the same route.

Question : Who's offering the cheapest round-trip flight to Long Island MacArthur Airport (ISP) over the coming months?
Answer : American Airlines is your best bet for finding that coveted low fare. They're offering fares as low as $545, while prices for other flights are as high as $1,128.

Question : Is price more important than specific travel days for you?
Answer : Thursday is your lowest-cost day to fly in the month of July. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.