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Islip

$96+ Cheap flights from Phoenix to Islip, NY (ISP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ISP
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Phoenix to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.

Round-trip from

$181
(CheapOair)

One-way from

$96
(CheapOair)

Popular in

August

Cheapest in

December

Average price

$413
From Phoenix to Islip Long Island
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One-way flight from Phoenix to Islip Long Island
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Highest demand for flights based on searches. 13% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Phoenix to Islip

Cheapest flights from Phoenix to Islip
Explore the most affordable flight options available from Phoenix to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/293:07 pmPHX - ISP
1 stop15h 53mFrontier
Tue 5/67:15 pmISP - PHX
1 stop21h 51mFrontier
Deal found 4/16$181
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/510:50 amPHX - ISP
1 stop8h 55mSouthwest
Thu 9/1112:10 pmISP - PHX
1 stop10h 10mSouthwest
Deal found 4/16$370
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2012:04 pmPHX - ISP
2 stops23h 11mMultiple Airlines
Sat 5/247:25 pmISP - PHX
3 stops39h 48mMultiple Airlines
Deal found 4/16$791

Cheapflights Fare Finder

Customize your flight search to find flights from Phoenix to Islip that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Phoenix to Islip that are best for you.

Fly from

Phoenix

Fly to

Islip

Route

Depart

Return

Price

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

Tue 4/29

3:07 pm-10:00 am

1 stop15h 53m

Islip Long Island

Tue 5/6

7:15 pm-2:06 pm

1 stop21h 51m

$181

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

Fri 9/5

10:50 am-10:45 pm

1 stop8h 55m

Islip Long Island

Thu 9/11

12:10 pm-7:20 pm

1 stop10h 10m

$370

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

Tue 5/20

12:04 pm-2:15 pm

2 stops23h 11m

Islip Long Island

Sat 5/24

7:25 pm-8:13 am

3 stops39h 48m

$791

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

Sat 5/3

3:11 pm-10:12 am

1 stop16h 01m

$96

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

Fri 9/5

5:45 am-4:30 pm

1 stop7h 45m

$195

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

Thu 5/15

9:19 am-3:19 pm

3 stops27h 00m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from Phoenix to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Phoenix with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Islip

What is the cheapest month to book a flight from Phoenix to Islip, New York?

Currently, January is the cheapest month in which you can book a flight from Phoenix to Islip, New York (average of $108). Flying from Phoenix to Islip, New York in November is currently the most expensive (average of $213). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to ISP?

Find hourly flight availability from Phoenix to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 62% on flights from Phoenix to Islip, New York by exploring options for tickets in the afternoon.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated April 17, 2025.
Southwest
8.0
Very good
4,280 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
6.0
Okay
3,281 reviews
Southwest
8.0
Very good
4,280 reviews

Entertainment

7.6

Boarding

8.2

Comfort

8.0

Food

7.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Islip from Phoenix?

    Most people fly into Islip Long Island (ISP) if they book a flight to Islip from Phoenix. On average, Long Island has 0 inbound flights from Phoenix per day from 2 airlines. Islip Long Island is conveniently located just 7.2 mi from Islip’s city center.

  • What are the cheapest airlines flying from Phoenix to Islip, New York round-trip?

    Cheapflights users have booked flights from Phoenix to Islip, New York round-trip from $181. Another airline that can offer you cheap pricing is Southwest. Frontier is priced at 54% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Phoenix to Islip that include hotel bookings?

    Yes. In addition to deals on Phoenix to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Islip.

  • Can I find deals for business class flights from Phoenix to Islip?

    Yes. Cheapflights offers flight deals from Phoenix to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from Phoenix to Islip, New York (average of $108). Flying from Phoenix to Islip, New York in November is currently the most expensive (average of $213). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Phoenix?

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Alternative routes for Phoenix to Islip

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Top 2 airlines flying from Phoenix to Islip

Discover the top 2 airlines that operate flights from Phoenix to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$158Average$230FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$389Average$474FlexibilityNo cancel feeOn-time63%

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