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$155+ Cheap flights from Islip, NY (ISP) to Phoenix

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PHX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Islip to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Phoenix (PH1). 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 July 3, 2025.

Round-trip from

$319
(Cheapflightsfares)

One-way from

$155
(Cheapflightsfares)

Popular in

June

Cheapest in

April

Average price

$453
From Islip Long Island to Phoenix
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One-way flight from Islip Long Island to Phoenix
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Highest demand for flights based on searches. 17% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Islip to Phoenix

Cheapest flights from Islip to Phoenix
Explore the most affordable flight options available from Islip to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:05 pmISP - PHX
1 stop8h 41mFrontier
Mon 10/2711:51 pmPHX - ISP
1 stop7h 46mFrontier
Deal found 7/2$319
This Southwest deal was found by Cheapflights users on 7/3. 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.
Thu 8/76:00 amISP - PHX
1 stop9h 25mSouthwest
Mon 8/111:40 pmPHX - ISP
1 stop6h 15mSouthwest
Deal found 7/3$351
This JetBlue deal was found by Cheapflights users on 7/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:15 pmISP - PHX
1 stop12h 25mJetBlue
Sun 11/211:07 pmPHX - ISP
1 stop10h 11mJetBlue
Deal found 7/3$383
This Mytrip deal was found by Cheapflights users on 7/2. 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.
Sun 10/2611:40 amISP - PHX
3 stops27h 24mMultiple Airlines
Wed 10/293:16 pmPHX - ISP
2 stops24h 40mMultiple Airlines
Deal found 7/2$714
This KAYAK deal was found by Cheapflights users on 7/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:08 pmISP - PHX
3 stops43h 59mBreeze Airways
Tue 10/712:08 pmPHX - ISP
2 stops28h 57mBreeze Airways
Deal found 7/1$891

Cheapflights Fare Finder

Customize your flight search to find flights from Islip to Phoenix 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 July 3, 2025.
Use the filters below to find and compare flights from Islip to Phoenix that are best for you.

Fly from

Islip

Fly to

Phoenix

Route

Depart

Return

Price

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Mon 10/20

5:05 pm-10:46 pm

1 stop8h 41m

Phoenix Sky Harbor Intl

Mon 10/27

11:51 pm-10:37 am

1 stop7h 46m

$319

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Thu 8/7

6:00 am-12:25 pm

1 stop9h 25m

Phoenix Sky Harbor Intl

Mon 8/11

1:40 pm-10:55 pm

1 stop6h 15m

$351

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Fri 10/31

12:15 pm-9:40 pm

1 stop12h 25m

Phoenix Sky Harbor Intl

Sun 11/2

11:07 pm-11:18 am

1 stop10h 11m

$383

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Sun 10/26

11:40 am-12:04 pm

3 stops27h 24m

Phoenix Sky Harbor Intl

Wed 10/29

3:16 pm-6:56 pm

2 stops24h 40m

$714

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Fri 10/3

7:08 pm-12:07 pm

3 stops43h 59m

Phoenix Sky Harbor Intl

Tue 10/7

12:08 pm-8:05 pm

2 stops28h 57m

$891

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Mon 10/20

5:05 pm-10:46 pm

1 stop8h 41m

$155

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 7/23

1:40 pm-8:45 pm

1 stop10h 05m

$264

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Tue 12/23

11:40 am-10:26 pm

2 stops12h 46m

$494

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 7/23

11:53 am-9:51 am

3 stops24h 58m

$727

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Islip to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Islip 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 Islip to Phoenix

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

Currently, January is the cheapest month in which you can book a flight from Islip, New York to Phoenix (average of $258). Flying from Islip, New York to Phoenix in March is currently the most expensive (average of $337). 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 ISP to PHX?

Find hourly flight availability from Islip to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Islip, New York to Phoenix in the morning. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest, and JetBlue from Islip to Phoenix to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
183 reviews

Overall

8.1

Crew

8.8

Entertainment

6.6

Boarding

8.3

Food

6.8

Comfort

8.2

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
183 reviews
Breeze Airways
8.1
Very good
183 reviews

Overall

8.1

Crew

8.8

Entertainment

6.6

Boarding

8.3

Food

6.8

Comfort

8.2

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
4,266 reviews
Breeze Airways
8.1
Very good
183 reviews

Overall

8.1

Crew

8.8

Entertainment

6.6

Boarding

8.3

Food

6.8

Comfort

8.2

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!
JetBlue
7.3
Good
2,916 reviews
Breeze Airways
8.1
Very good
183 reviews

Overall

8.1

Crew

8.8

Entertainment

6.6

Boarding

8.3

Food

6.8

Comfort

8.2

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
5.9
Fair
3,286 reviews
Breeze Airways
8.1
Very good
183 reviews

Overall

8.1

Crew

8.8

Entertainment

6.6

Boarding

8.3

Food

6.8

Comfort

8.2

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 Islip to Phoenix. 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 from for flights from Islip to Phoenix?

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to Phoenix. You should not have trouble finding flights to Phoenix from Long Island; the airport handles an average of 0 outbound flights to Phoenix per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Islip airport to Phoenix. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

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

    Flying on Frontier is currently your cheapest option to Phoenix, with prices starting at $319. Additional round-trip tickets that might be worth considering are offered by Southwest and JetBlue, with the lowest prices starting at $351 and $383, respectively. Frontier is currently priced 30% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $155 on Frontier. Other airlines that offer cheap prices include Southwest from $264 and Breeze Airways from $494 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Phoenix 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 Islip, New York to Phoenix?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Phoenix (average of $258). Flying from Islip, New York to Phoenix in March is currently the most expensive (average of $337). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Islip to Phoenix

Discover the top airline that operate flights from Islip to Phoenix. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$338Average$487FlexibilityNo cancel feeOn-time63%

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