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Cheap flights from Islip, New York to Phoenix from $123

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Phoenix departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Islip, New York to Phoenix

Cheap round-trip flights

Frontier Logo
4:58 pm - 1:13 pmISP-PHX
22h 15m2 stops
Frontier Logo
8:43 pm - 5:42 pmPHX-ISP
18h 59m2 stops
$264Frontier
Find Deal
Fri, Nov 14 - Mon, Nov 17
Frontier Logo
4:58 pm - 7:59 amISP-PHX
18h 01m2 stops
Frontier Logo
11:24 pm - 10:37 amPHX-ISP
8h 13m1 stop
$274Frontier
Find Deal
Wed, Oct 8 - Fri, Oct 10
JetBlue Logo
1:57 pm - 10:49 pmISP-PHX
10h 52m1 stop
JetBlue Logo
11:07 pm - 1:02 pmPHX-ISP
11h 55m1 stop
$297JetBlue
Find Deal
Thu, Nov 13 - Tue, Nov 18
Southwest Logo
6:05 am - 9:55 amISP-PHX
6h 50m1 stop
Southwest Logo
10:00 am - 9:05 pmPHX-ISP
8h 05m1 stop
$304Southwest
Find Deal
Tue, Sep 9 - Tue, Sep 16
JetBlue Logo
1:57 pm - 10:49 pmISP-PHX
10h 52m1 stop
JetBlue Logo
11:07 pm - 1:02 pmPHX-ISP
11h 55m1 stop
$307JetBlue
Find Deal
Fri, Nov 14 - Mon, Nov 17
Southwest Logo
4:00 pm - 10:25 pmISP-PHX
9h 25m2 stops
Southwest Logo
10:00 am - 9:05 pmPHX-ISP
8h 05m1 stop
$309Southwest
Find Deal
Tue, Sep 9 - Tue, Sep 16
Logo
6:05 am - 10:42 pmISP-PHX
19h 37m2 stops
Logo
4:30 pm - 10:58 amPHX-ISP
15h 28m2 stops
$832
Find Deal
Thu, Aug 28 - Mon, Sep 1
Breeze Airways Logo
11:40 am - 1:04 pmISP-PHX
27h 24m3 stops
Breeze Airways Logo
1:08 pm - 6:56 pmPHX-ISP
51h 48m3 stops
$838Breeze Airways
Find Deal
Thu, Nov 13 - Tue, Nov 18
Logo
2:19 pm - 2:34 pmISP-PHX
27h 15m2 stops
Logo
9:30 am - 1:24 pmPHX-ISP
24h 54m3 stops
$855
Find Deal
Tue, Sep 9 - Tue, Sep 16
Breeze Airways Logo
11:40 am - 1:04 pmISP-PHX
27h 24m3 stops
Breeze Airways Logo
1:08 pm - 8:05 pmPHX-ISP
28h 57m2 stops
$889Breeze Airways
Find Deal
Thu, Nov 13 - Tue, Nov 18

Southwest flights from Islip, New York to Phoenix Sky Harbor Intl Airport

Our best Southwest deals on Islip, New York to Phoenix Sky Harbor Intl Airport flight tickets
Southwest
Sep 9
ISP6:05 amIslip Long Island
6h 50m
1 stop
PHX9:55 amPhoenix Sky Harbor Intl
Sep 16
PHX10:00 amPhoenix Sky Harbor Intl
8h 05m
1 stop
ISP9:05 pmIslip Long Island
$304
Find similar
Southwest
Sep 9
ISP4:00 pmIslip Long Island
9h 25m
2 stops
PHX10:25 pmPhoenix Sky Harbor Intl
Sep 16
PHX10:00 amPhoenix Sky Harbor Intl
8h 05m
1 stop
ISP9:05 pmIslip Long Island
$309
Find similar
Southwest
Nov 13
ISP5:50 amIslip Long Island
9h 40m
2 stops
PHX1:30 pmPhoenix Sky Harbor Intl
Nov 18
PHX11:15 amPhoenix Sky Harbor Intl
8h 50m
2 stops
ISP10:05 pmIslip Long Island
$314
Find similar

Frontier flights from Islip, New York to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Islip, New York to Phoenix Sky Harbor Intl Airport flight tickets
Frontier
Nov 14
ISP4:58 pmIslip Long Island
22h 15m
2 stops
PHX1:13 pmPhoenix Sky Harbor Intl
Nov 17
PHX8:43 pmPhoenix Sky Harbor Intl
18h 59m
2 stops
ISP5:42 pmIslip Long Island
$264
Find similar
Frontier
Oct 8
ISP4:58 pmIslip Long Island
18h 01m
2 stops
PHX7:59 amPhoenix Sky Harbor Intl
Oct 10
PHX11:24 pmPhoenix Sky Harbor Intl
8h 13m
1 stop
ISP10:37 amIslip Long Island
$274
Find similar
Frontier
Oct 17
ISP5:05 pmIslip Long Island
8h 41m
1 stop
PHX10:46 pmPhoenix Sky Harbor Intl
Oct 19
PHX11:51 pmPhoenix Sky Harbor Intl
7h 46m
1 stop
ISP10:37 amIslip Long Island
$295
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York to Phoenix Sky Harbor Intl Airport 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Islip, New York to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Fri 11/14

4:58 pm-1:13 pm

2 stops22h 15m

Phoenix Sky Harbor Intl

Mon 11/17

8:43 pm-5:42 pm

2 stops18h 59m

$264

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Wed 10/8

4:58 pm-7:59 am

2 stops18h 01m

Phoenix Sky Harbor Intl

Fri 10/10

11:24 pm-10:37 am

1 stop8h 13m

$274

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Thu 11/13

1:57 pm-10:49 pm

1 stop10h 52m

Phoenix Sky Harbor Intl

Tue 11/18

11:07 pm-1:02 pm

1 stop11h 55m

$297

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Tue 9/9

6:05 am-9:55 am

1 stop6h 50m

Phoenix Sky Harbor Intl

Tue 9/16

10:00 am-9:05 pm

1 stop8h 05m

$304

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Fri 11/14

1:57 pm-10:49 pm

1 stop10h 52m

Phoenix Sky Harbor Intl

Mon 11/17

11:07 pm-1:02 pm

1 stop11h 55m

$307

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Tue 9/9

4:00 pm-10:25 pm

2 stops9h 25m

Phoenix Sky Harbor Intl

Tue 9/16

10:00 am-9:05 pm

1 stop8h 05m

$309

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Thu 8/28

6:05 am-10:42 pm

2 stops19h 37m

Phoenix Sky Harbor Intl

Mon 9/1

4:30 pm-10:58 am

2 stops15h 28m

$832

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Thu 11/13

11:40 am-1:04 pm

3 stops27h 24m

Phoenix Sky Harbor Intl

Tue 11/18

1:08 pm-6:56 pm

3 stops51h 48m

$838

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Tue 9/9

2:19 pm-2:34 pm

2 stops27h 15m

Phoenix Sky Harbor Intl

Tue 9/16

9:30 am-1:24 pm

3 stops24h 54m

$855

IslipPhoenix

ISP - PHX

ISPPHX

Islip Long Island

Thu 11/13

11:40 am-1:04 pm

3 stops27h 24m

Phoenix Sky Harbor Intl

Tue 11/18

1:08 pm-8:05 pm

2 stops28h 57m

$889

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

How to get the cheapest flight ticket from Islip, New York to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Islip, New York is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $389. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $462. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the evening is the cheapest time of day to fly from Islip, New York to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $389. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $456. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Islip, New York to Phoenix Sky Harbor Intl Airport flights?

You could potentially save up to 59% on your flight if you consider stops on a Islip, New York to Phoenix Sky Harbor Intl Airport flight.

When to book flights from Islip, New York to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip, New York to Phoenix Sky Harbor Intl Airport (ISP to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Phoenix Sky Harbor Intl Airport

Best Price Found

$123

Fastest flight time

6h 50m

Direct flights

None
The best one-way flight to Phoenix Sky Harbor Intl Airport from Islip, New York in the past 72 hours is $123. The best round-trip flight deal from Islip, New York to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $264.
The fastest flight from Islip, New York to Phoenix Sky Harbor Intl Airport takes 6h 50m
There are no direct flights from Islip, New York to Phoenix Sky Harbor Intl Airport. Popular non-direct route for this connection is Islip Long Island Airport - Phoenix Sky Harbor Intl Airport.
Search flight deals

  • How far is Islip Long Island to Phoenix Sky Harbor Intl by plane?

    The distance between Islip Long Island and Phoenix Sky Harbor Intl is about 2176.4 mi. A reasonable flight in good conditions will take 6h 50m.

  • When did momondo last update prices for flights from Islip Long Island Airport to Phoenix Sky Harbor Intl Airport?

    Prices for flights from Islip Long Island Airport to Phoenix Sky Harbor Intl Airport are updated daily.

  • How many operators does momondo search for flights from Islip Long Island Airport to Phoenix Sky Harbor Intl Airport?

  • How old do you have to be to fly from Islip Long Island Airport to Phoenix Sky Harbor Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Phoenix Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The required travel and health documents for your Phoenix Sky Harbor Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phoenix Sky Harbor Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Islip, New York to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Islip, New York to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Islip, New York to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $332Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Glendale
Chandler
Gilbert
Peoria
Surprise
Casa Grande
Buckeye
Wickenburg
Apache Junction
Goodyear
Payson
Paradise Valley
Avondale
Camp Verde
Fountain Hills
Cave Creek
Litchfield Park

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Phoenix?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phoenix from Islip.

Can I find flights from Islip to Phoenix with flexible booking policies on momondo?

Yes. All flights to Phoenix from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Islip to Phoenix?

momondo helps you find the best flight between Islip and Phoenix by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Islip to Phoenix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Islip to Phoenix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Phoenix Sky Harbor Intl Airport trip

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