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Phoenix

$181+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PHX
Jul 6 — Jul 131
Mon 7/6
Mon 7/13
1 adult, Economy
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Cheap 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 June 6, 2026.

This Expedia deal was found by Cheapflights users on 6/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:52 pm
ISP
-
PHX
1 stop15h 35m
Frontier
Mon 7/612:12 am
PHX
-
ISP
1 stop30h 41m
Frontier
Deal found 6/2$390
This Southwest deal was found by Cheapflights users on 6/4. 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.
Wed 12/96:00 am
ISP
-
PHX
1 stop8h 50m
Southwest
Wed 12/166:10 am
PHX
-
ISP
1 stop8h 10m
Southwest
Deal found 6/4$407
This Southwest deal was found by Cheapflights users on 6/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:15 pm
ISP
-
PHX
1 stop7h 50m
Southwest
Tue 9/2911:10 pm
PHX
-
ISP
1 stop8h 05m
Southwest
Deal found 6/2$410
This Southwest deal was found by Cheapflights users on 6/4. 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.
Wed 7/12:55 pm
ISP
-
PHX
2 stops9h 05m
Southwest
Tue 7/78:05 pm
PHX
-
ISP
2 stops9h 00m
Southwest
Deal found 6/4$421
This Travelocity deal was found by Cheapflights users on 6/2. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:52 pm
ISP
-
PHX
1 stop15h 35m
Frontier
Sat 6/2012:35 am
PHX
-
ISP
1 stop17h 22m
Frontier
Deal found 6/2$430
This Southwest deal was found by Cheapflights users on 6/5. 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.
Wed 10/72:35 pm
ISP
-
PHX
1 stop9h 00m
Southwest
Sun 10/1110:30 pm
PHX
-
ISP
1 stop8h 10m
Southwest
Deal found 6/5$431

Find 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 June 6, 2026.

Round-trip from

$390
(Frontier)

One-way from

$181
(Orbitz)

Popular in

December

Cheapest in

January

Average price

$377
From Islip Long Island to Phoenix
Search Deals
One-way flight from Islip Long Island to Phoenix
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 2026
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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 June 6, 2026.
Use the filters below to find and compare flights from Islip to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 10/14

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Sat 10/17

10:51 pm-9:33 am

1 stop7h 42m

$390
Quickest round-trip

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Sat 9/26

3:15 pm-8:05 pm

1 stop7h 50m

Phoenix Sky Harbor Intl

Tue 9/29

11:10 pm-10:15 am

1 stop8h 05m

$410

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 7/1

2:55 pm-9:00 pm

2 stops9h 05m

Phoenix Sky Harbor Intl

Tue 7/7

8:05 pm-8:05 am

2 stops9h 00m

$421

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Fri 6/19

9:52 pm-10:27 am

1 stop15h 35m

Phoenix Sky Harbor Intl

Sat 6/20

12:35 am-8:57 pm

1 stop17h 22m

$430

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 10/7

2:35 pm-8:35 pm

1 stop9h 00m

Phoenix Sky Harbor Intl

Sun 10/11

10:30 pm-9:40 am

1 stop8h 10m

$431

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 10/14

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Sun 10/18

10:51 pm-9:33 am

1 stop7h 42m

$440

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Sat 8/15

11:55 am-5:00 pm

1 stop8h 05m

Phoenix Sky Harbor Intl

Fri 8/28

5:10 am-4:25 pm

1 stop8h 15m

$446
Cheapest one-way

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 7/15

2:55 pm-9:00 pm

2 stops9h 05m

$203

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 7/29

2:55 pm-9:00 pm

2 stops9h 05m

$203
Quickest one-way

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Thu 8/27

12:35 pm-5:15 pm

1 stop7h 40m

$213

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 16 resultsSorted by cheapest first
1
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 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 June 6, 2026.

When flying from Islip, New York to Phoenix, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 June 6, 2026.
Peruse reviews from past customers who have flown with Southwest 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.
Southwest
8.0
Very good
4,258 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.
Southwest
8.0
Very good
4,258 reviews
Southwest
8.0
Very good
4,258 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

La Tracimeldamarcos,Jun 2026

LAX - SLC

The second flight was not as comfortable as the first as we had to change planes to what seemed to be a slightly older aircraft. The seats weren’t as comfortable as the other plane. But it wasn’t bad.

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.

  • How long is the flight from Islip, New York to Phoenix?

    Departing from Islip, New York to Phoenix will take you 7h 50m. The distance from Islip, New York to Phoenix is about 2182 mi.

  • What is the cheapest airline to fly from Islip, New York to Phoenix round-trip?

    Flying on Southwest is currently your cheapest option to Phoenix, with prices starting at $337.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 June 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$337Average$447FlexibilityNo cancel feeOn-time63%

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