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$91+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — PHX
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Round-trip from

$350
(Booking.com)

One-way from

$91
(Frontier)

Popular in

October

Cheapest in

May

Average price

$449
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. 18% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This Southwest deal was found by Cheapflights users on 2/19. 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 4/1210:50 amISP - PHX
2 stops11h 45mSouthwest
Fri 4/188:10 amPHX - ISP
2 stops9h 10mSouthwest
Deal found 2/19$467
This Frontier deal was found by Cheapflights users on 2/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/123:18 pmISP - PHX
1 stop10h 46mFrontier
Fri 4/1811:19 pmPHX - ISP
1 stop12h 09mFrontier
Deal found 2/19$955
This Breeze Airways deal was found by Cheapflights users on 2/20. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/72:55 pmISP - PHX
3 stops23h 46mBreeze Airways
Sat 5/1010:10 pmPHX - ISP
2 stops17h 49mBreeze Airways
Deal found 2/20$1,241

Find flights from Islip to Phoenix within your budget

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 February 20, 2025.

Fly from

Islip

Fly to

Phoenix

Route

Depart

Return

Price

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Sat 4/12

10:50 am-7:35 pm

2 stops11h 45m

Phoenix Sky Harbor Intl

Fri 4/18

8:10 am-8:20 pm

2 stops9h 10m

$467

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Sat 4/12

3:18 pm-11:04 pm

1 stop10h 46m

Phoenix Sky Harbor Intl

Fri 4/18

11:19 pm-2:28 pm

1 stop12h 09m

$955

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 5/7

2:55 pm-11:41 am

3 stops23h 46m

Phoenix Sky Harbor Intl

Sat 5/10

10:10 pm-6:59 pm

2 stops17h 49m

$1,241

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 3/5

9:41 am-11:23 pm

1 stop15h 42m

$91

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Mon 3/3

8:25 pm-6:49 pm

3 stops24h 24m

$331

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Mon 3/3

11:25 am-8:50 pm

2 stops11h 25m

$429

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Sun 3/2

10:50 am-1:47 pm

3 stops28h 57m

$611

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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.

Travel insights for flights from Islip to Phoenix

Get recent, data-driven insights about flights from Islip to Phoenix including ideal travel times, pricing trends, and more.

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 February 20, 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.

Rainfall in Phoenix by month

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

In terms of precipitation, rainfall in Phoenix ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix when rainfall is around 0.0 in.

Temperature in Phoenix by month

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

If weather is an important factor for your trip to Phoenix, 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 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

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 February 20, 2025.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Frontier
6.0
Okay
3,355 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Food

7.1

Comfort

8.1

Overall

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 2 airlines have 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 $350. Additional round-trip tickets that might be worth considering are offered by Southwest and Breeze Airways, with the lowest prices starting at $467 and $1,241, respectively. Frontier is currently priced 11% 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 $91 on Frontier. Other airlines that offer cheap prices include Southwest from $429 and Breeze Airways from $611 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.

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Alternative routes for Islip to Phoenix

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Islip to Phoenix

Discover the top 2 airlines 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$198Average$268FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$426Average$456FlexibilityNo cancel feeOn-time63%
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