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Cheap flights from Islip, New York to Phoenix from $114

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 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Islip, New York to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 9:33 amPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
7h 42m1 stop Orlando
$273Frontier
Thu, Oct 22 - Sun, Oct 25
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 9:33 amPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
7h 42m1 stop Orlando
$273Frontier
Tue, Oct 20 - Sun, Oct 25
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 3:03 pmPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
13h 12m1 stop Orlando
$283Frontier
Thu, Oct 15 - Tue, Oct 20
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 3:03 pmPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
13h 12m1 stop Orlando
$306Frontier
Fri, Oct 9 - Tue, Oct 13
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 2:33 pmPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
12h 42m1 stop Orlando
$308Frontier
Thu, Oct 22 - Mon, Oct 26
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 3:03 pmPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
13h 12m1 stop Orlando
$308Frontier
Thu, Oct 8 - Mon, Oct 12
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 2:33 pmPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
12h 42m1 stop Orlando
$308Frontier
Wed, Oct 21 - Mon, Oct 26
Southwest Logo
6:50 am - 11:35 amISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
7h 45m1 stop Baltimore/Washington
Southwest Logo
9:45 am - 8:50 pmPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
8h 05m1 stop Baltimore/Washington
$329Southwest
Sun, Sep 6 - Sat, Sep 12
Frontier Logo
4:13 pm - 11:56 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
10h 43m1 stop Orlando
Frontier Logo
10:51 pm - 3:03 pmPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
13h 12m1 stop Orlando
$331Frontier
Fri, Oct 9 - Mon, Oct 12
Southwest Logo
3:15 pm - 8:05 pmISP  Islip Long Island-PHX Phoenix Sky Harbor Intl
7h 50m1 stop Baltimore/Washington
Southwest Logo
11:10 pm - 10:15 amPHX  Phoenix Sky Harbor Intl-ISP Islip Long Island
8h 05m1 stop Baltimore/Washington
$347Southwest
Sat, Sep 19 - Mon, Sep 28

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Southwest flights from Islip, New York to Phoenix

Our best Southwest deals on Islip, New York to Phoenix flight tickets
Southwest
Sep 6
ISP6:50 amIslip Long Island
7h 45m
1 stop
PHX11:35 amPhoenix Sky Harbor Intl
Sep 12
PHX9:45 amPhoenix Sky Harbor Intl
8h 05m
1 stop
ISP8:50 pmIslip Long Island
$329
Southwest
Sep 19
ISP3:15 pmIslip Long Island
7h 50m
1 stop
PHX8:05 pmPhoenix Sky Harbor Intl
Sep 28
PHX11:10 pmPhoenix Sky Harbor Intl
8h 05m
1 stop
ISP10:15 amIslip Long Island
$347
Southwest
Sep 19
ISP11:55 amIslip Long Island
8h 05m
1 stop
PHX5:00 pmPhoenix Sky Harbor Intl
Sep 27
PHX12:35 amPhoenix Sky Harbor Intl
9h 00m
2 stops
ISP12:35 pmIslip Long Island
$352

Frontier flights from Islip, New York to Phoenix

Our best Frontier deals on Islip, New York to Phoenix flight tickets
Frontier
Oct 20
ISP4:13 pmIslip Long Island
10h 43m
1 stop
PHX11:56 pmPhoenix Sky Harbor Intl
Oct 25
PHX10:51 pmPhoenix Sky Harbor Intl
7h 42m
1 stop
ISP9:33 amIslip Long Island
$273
Frontier
Oct 15
ISP4:13 pmIslip Long Island
10h 43m
1 stop
PHX11:56 pmPhoenix Sky Harbor Intl
Oct 20
PHX10:51 pmPhoenix Sky Harbor Intl
13h 12m
1 stop
ISP3:03 pmIslip Long Island
$283
Frontier
Oct 9
ISP4:13 pmIslip Long Island
10h 43m
1 stop
PHX11:56 pmPhoenix Sky Harbor Intl
Oct 13
PHX10:51 pmPhoenix Sky Harbor Intl
13h 12m
1 stop
ISP3:03 pmIslip Long Island
$306

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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, momondo users made 832,500 searches. Data last updated August 6, 2026.
Use the filters below to find and compare flights from Islip, New York to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Thu 10/22

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Sun 10/25

10:51 pm-9:33 am

1 stop7h 42m

$273

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Tue 10/20

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Sun 10/25

10:51 pm-9:33 am

1 stop7h 42m

$273

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Thu 10/15

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Tue 10/20

10:51 pm-3:03 pm

1 stop13h 12m

$283

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Fri 10/9

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Tue 10/13

10:51 pm-3:03 pm

1 stop13h 12m

$306

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Thu 10/22

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Mon 10/26

10:51 pm-2:33 pm

1 stop12h 42m

$308

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Thu 10/8

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Mon 10/12

10:51 pm-3:03 pm

1 stop13h 12m

$308

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Wed 10/21

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Mon 10/26

10:51 pm-2:33 pm

1 stop12h 42m

$308
Quickest round-trip

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Sun 9/6

6:50 am-11:35 am

1 stop7h 45m

Phoenix Sky Harbor Intl

Sat 9/12

9:45 am-8:50 pm

1 stop8h 05m

$329

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Fri 10/9

4:13 pm-11:56 pm

1 stop10h 43m

Phoenix Sky Harbor Intl

Mon 10/12

10:51 pm-3:03 pm

1 stop13h 12m

$331

IslipPhoenix

ISP Islip Long Island - PHX Phoenix Sky Harbor Intl

ISPPHX

Islip Long Island

Sat 9/19

3:15 pm-8:05 pm

1 stop7h 50m

Phoenix Sky Harbor Intl

Mon 9/28

11:10 pm-10:15 am

1 stop8h 05m

$347

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

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?

On average, the least expensive day to fly to Phoenix from Islip, New York is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $397. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Islip, New York because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $495.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $374. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $490 per ticket.

Cheap Islip, New York to Phoenix flight deals and tips

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

Fastest flight time

7h 50m

Direct flights

None
The fastest flight from Islip, New York to Phoenix takes 7h 50m
There are no direct flights from Islip, New York to Phoenix. There are no popular flight routes from Islip, New York to Phoenix.
Search flight deals

Frequently asked questions about flying from Islip, New York to Phoenix

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

    The straight-line distance from Islip Long Island to Phoenix is 2180.0 mi. Flights usually cover this in 7h 50m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    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.

  • What documentation or ID do you need to fly to Phoenix?

    The required travel and health documents for your Phoenix 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Islip, New York to Phoenix

Compare and see reviews for airlines that fly from Islip, New York to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $337Free CancellationRating
8.0
4,218 reviews
Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Islip to Phoenix. momondo saves you time and could save you money on your trip.

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

All flight searches from Islip to Phoenix on momondo can be filtered to show those which offer flexible booking policies.

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?

If you are not ready to book a flight from Islip to Phoenix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phoenix and let you know when they change.

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Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix
Phoenix-Mesa Gateway Airport