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$107+ Cheap flights from Sky Harbor Intl (PHX) 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ISP
mag 4 — mag 111
dom 5/4
dom 5/11
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 aprile 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$201
(CheapOair)

One-way from

$107
(CheapOair)

Popular in

August

Cheapest in

December

Average price

$379
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Islip Long Island flights.
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From Phoenix Sky Harbor Intl to Islip Long Island
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One-way flight from Phoenix Sky Harbor Intl to Islip Long Island
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Highest demand for flights based on searches. 12% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 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 Sky Harbor Intl to Islip

Cheapest flights from Sky Harbor Intl to Islip
Explore the most affordable flight options available from Sky Harbor Intl to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on aprile 29, 2025.

This CheapOair deal was found by Cheapflights users on 4/29. 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.
mar 5/133:11 pmPHX - ISP
1 stop16h 30mFrontier
mar 5/208:07 pmISP - PHX
1 stop20h 59mFrontier
Deal found 4/29$201
This Southwest deal was found by Cheapflights users on 4/28. 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.
mar 7/155:10 amPHX - ISP
2 stops8h 50mSouthwest
mar 7/294:40 pmISP - PHX
2 stops8h 20mSouthwest
Deal found 4/28$350
This Mytrip deal was found by Cheapflights users on 4/29. 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.
ven 6/69:19 amPHX - ISP
3 stops25h 26mMultiple Airlines
sab 6/142:12 pmISP - PHX
3 stops32h 53mMultiple Airlines
Deal found 4/29$749
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer 10/112:08 pmPHX - ISP
2 stops46h 37mBreeze Airways
sab 10/118:45 pmISP - PHX
3 stops42h 19mBreeze Airways
Deal found 4/29$875

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl 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 aprile 29, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Islip that are best for you.

Fly from

Sky Harbor Intl

Fly to

Islip

Route

Depart

Return

Price

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

mar 5/13

3:11 pm-10:41 am

1 stop16h 30m

Islip Long Island

mar 5/20

8:07 pm-2:06 pm

1 stop20h 59m

$201

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

mar 7/15

5:10 am-5:00 pm

2 stops8h 50m

Islip Long Island

mar 7/29

4:40 pm-10:00 pm

2 stops8h 20m

$350

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

ven 6/6

9:19 am-1:45 pm

3 stops25h 26m

Islip Long Island

sab 6/14

2:12 pm-8:05 pm

3 stops32h 53m

$749

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

mer 10/1

12:08 pm-1:45 pm

2 stops46h 37m

Islip Long Island

sab 10/11

8:45 pm-12:04 pm

3 stops42h 19m

$875

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

mer 5/28

5:32 pm-7:26 pm

1 stop22h 54m

$107

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

dom 5/4

6:40 am-7:05 pm

2 stops9h 25m

$519

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

dom 5/4

2:34 pm-10:04 am

3 stops16h 30m

$581

PhoenixIslip

PHX - ISP

PHXISP

Phoenix Sky Harbor Intl

ven 5/9

12:25 pm-6:45 pm

3 stops27h 20m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Sky Harbor Intl to Islip

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Islip in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Sky Harbor Intl 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 Sky Harbor Intl Airport to Islip

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

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Islip, New York (average of $108). Flying from Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl 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 aprile 29, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 62% on flights from Phoenix Sky Harbor Intl Airport 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 aprile 29, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest and Frontier from Phoenix to Islip to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
160 reviews

Crew

8.8

Food

6.7

Entertainment

6.6

Boarding

8.3

Comfort

8.2

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
160 reviews
Breeze Airways
8.1
Very good
160 reviews

Crew

8.8

Food

6.7

Entertainment

6.6

Boarding

8.3

Comfort

8.2

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,295 reviews
Breeze Airways
8.1
Very good
160 reviews

Crew

8.8

Food

6.7

Entertainment

6.6

Boarding

8.3

Comfort

8.2

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Frontier
6.0
Okay
3,284 reviews
Breeze Airways
8.1
Very good
160 reviews

Crew

8.8

Food

6.7

Entertainment

6.6

Boarding

8.3

Comfort

8.2

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl 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 Sky Harbor Intl?

    For a flight from Phoenix Sky Harbor Intl to Islip, you will be flying into Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city. Long Island is the only Islip airport and it handles 0 inbound flights from Phoenix Sky Harbor Intl per day. 2 airlines have flights to Islip Long Island from Phoenix Sky Harbor Intl on a regular basis.

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

    Currently priced at $201, Frontier will fly you from Phoenix Sky Harbor Intl Airport to Islip, New York and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and Breeze Airways - these airlines can fly you to your destination from $350 and $875, respectively. These flights start at 48% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Islip, New York one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $107. Users have also found prices from $519 and $705 on Southwest and Breeze Airways, respectively.

  • Can I find deals for flights from Sky Harbor Intl to Islip that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Islip?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Islip?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Islip, New York (average of $108). Flying from Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Southampton
Riverhead

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Top 2 airlines flying from Sky Harbor Intl to Islip

Discover the top 2 airlines that operate flights from Sky Harbor Intl 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 aprile 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$158Average$230FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$388Average$472FlexibilityNo cancel feeOn-time63%

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