Cheap Flights from Islip to Phoenix from €143

Frequently Asked Questions

• What are the cheapest flights from Islip to Phoenix (ISP-PHX)?

  Based on Trip.com data, Jetblue Airways offers one-way fares as low as €143 on Cheapest nonstop routes (e.g. ISP to PHX on Thu, Jan 22), while Jetblue Airways offers Cheapest nonstop round-trips from €415 departing on Thu, Jan 15 and returning on Mon, Jan 19.

• When is the best time to book flights from Islip to Phoenix?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Islip to Phoenix is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Islip to Phoenix?

  To find best deals on flights from Islip to Phoenix, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jan 22, with one-way flights priced at just €143.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jetblue Airways.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Phoenix travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Islip (ISP) to Phoenix (PHX) the cheapest?

  The cheapest months to fly from Islip to Phoenix is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Islip to Phoenix on?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Islip to Phoenix on December 27, 2025 with Jetblue Airways, with prices starting at €798.

• Is there any time difference between Islip and Phoenix?

  The time difference between Phoenix and Islip is 2h.

• How do I change or cancel my ticket from Islip to Phoenix?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.