Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Philadelphia to New York from $148

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Philadelphia to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:15 am - 4:58 pmPHL  Philadelphia-ISP Islip Long Island
9h 43m1 stop Orlando
Multiple Airlines Logo
12:00 pm - 4:27 pmISP  Islip Long Island-PHL Philadelphia
4h 27m1 stop Raleigh-Durham
$316Multiple Airlines
Tue, Sep 15 - Sat, Sep 19
Multiple Airlines Logo
7:15 am - 4:58 pmPHL  Philadelphia-ISP Islip Long Island
9h 43m1 stop Orlando
Multiple Airlines Logo
12:00 pm - 9:05 amISP  Islip Long Island-PHL Philadelphia
21h 05m2 stops Raleigh-Durham Orlando
$317Multiple Airlines
Tue, Sep 15 - Sat, Sep 19
Multiple Airlines Logo
7:15 am - 4:58 pmPHL  Philadelphia-ISP Islip Long Island
9h 43m1 stop Orlando
Multiple Airlines Logo
12:00 pm - 9:32 amISP  Islip Long Island-PHL Philadelphia
21h 32m2 stops Raleigh-Durham Orlando
$325Multiple Airlines
Wed, Sep 30 - Wed, Oct 7
Multiple Airlines Logo
7:42 am - 2:22 pmPHL  Philadelphia-ISP Islip Long Island
6h 40m1 stop Raleigh-Durham
Multiple Airlines Logo
6:25 pm - 11:43 pmISP  Islip Long Island-PHL Philadelphia
29h 18m1 stop Orlando
$347Multiple Airlines
Fri, Oct 23 - Sun, Oct 25
Frontier Logo
7:15 am - 4:58 pmPHL  Philadelphia-ISP Islip Long Island
9h 43m1 stop Orlando
Frontier Logo
5:43 pm - 9:32 amISP  Islip Long Island-PHL Philadelphia
15h 49m1 stop Orlando
$353Frontier
Wed, Sep 30 - Wed, Oct 7
Multiple Airlines Logo
7:42 am - 2:22 pmPHL  Philadelphia-ISP Islip Long Island
6h 40m1 stop Raleigh-Durham
Multiple Airlines Logo
6:25 pm - 9:32 amISP  Islip Long Island-PHL Philadelphia
15h 07m1 stop Orlando
$361Multiple Airlines
Fri, Oct 23 - Sun, Oct 25
Multiple Airlines Logo
7:19 pm - 11:20 amPHL  Philadelphia-ISP Islip Long Island
16h 01m1 stop Raleigh-Durham
Multiple Airlines Logo
5:43 pm - 9:30 amISP  Islip Long Island-PHL Philadelphia
15h 47m1 stop Orlando
$371Multiple Airlines
Fri, Sep 18 - Tue, Sep 22
Southwest Logo
3:20 pm - 11:40 pmPHL  Philadelphia-ISP Islip Long Island
8h 20m2 stops Chicago Midway Baltimore/Washington
Southwest Logo
6:15 pm - 1:00 amISP  Islip Long Island-PHL Philadelphia
6h 45m1 stop Orlando
$382Southwest
Fri, Oct 23 - Sun, Oct 25
Frontier Logo
6:00 am - 6:03 pmPHL  Philadelphia-ISP Islip Long Island
12h 03m1 stop Tampa
Frontier Logo
5:43 pm - 12:09 amISP  Islip Long Island-PHL Philadelphia
6h 26m1 stop Orlando
$384Frontier
Thu, Oct 1 - Mon, Oct 5
Multiple Airlines Logo
7:19 pm - 11:20 amPHL  Philadelphia-ISP Islip Long Island
16h 01m1 stop Raleigh-Durham
Multiple Airlines Logo
12:00 pm - 12:09 amISP  Islip Long Island-PHL Philadelphia
12h 09m2 stops Raleigh-Durham Orlando
$397Multiple Airlines
Fri, Sep 18 - Tue, Sep 22

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Southwest flights from Philadelphia to Islip, New York

Our best Southwest deals on Philadelphia to Islip, New York flight tickets
Southwest
Oct 23
PHL3:20 pmPhiladelphia
8h 20m
2 stops
ISP11:40 pmIslip Long Island
Oct 25
ISP6:15 pmIslip Long Island
6h 45m
1 stop
PHL1:00 amPhiladelphia
$382
Southwest
Oct 23
PHL3:20 pmPhiladelphia
8h 20m
2 stops
ISP11:40 pmIslip Long Island
Oct 25
ISP5:40 amIslip Long Island
7h 50m
2 stops
PHL1:30 pmPhiladelphia
$427
Southwest
Oct 23
PHL3:20 pmPhiladelphia
8h 20m
2 stops
ISP11:40 pmIslip Long Island
Oct 25
ISP5:40 amIslip Long Island
7h 50m
2 stops
PHL1:30 pmPhiladelphia
$453

Frontier flights from Philadelphia to Islip, New York

Our best Frontier deals on Philadelphia to Islip, New York flight tickets
Frontier
Sep 30
PHL7:15 amPhiladelphia
9h 43m
1 stop
ISP4:58 pmIslip Long Island
Oct 7
ISP5:43 pmIslip Long Island
15h 49m
1 stop
PHL9:32 amPhiladelphia
$353
Frontier
Oct 1
PHL6:00 amPhiladelphia
12h 03m
1 stop
ISP6:03 pmIslip Long Island
Oct 5
ISP5:43 pmIslip Long Island
6h 26m
1 stop
PHL12:09 amPhiladelphia
$384
Frontier
Oct 1
PHL10:00 amPhiladelphia
8h 03m
1 stop
ISP6:03 pmIslip Long Island
Oct 5
ISP5:43 pmIslip Long Island
6h 26m
1 stop
PHL12:09 amPhiladelphia
$399

momondo Fare Finder

 
Use the filters below to find and compare flights from Philadelphia to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Tue 9/15

7:15 am-4:58 pm

1 stop9h 43m

Islip Long Island

Sat 9/19

12:00 pm-4:27 pm

1 stop4h 27m

$316

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Tue 9/15

7:15 am-4:58 pm

1 stop9h 43m

Islip Long Island

Sat 9/19

12:00 pm-9:05 am

2 stops21h 05m

$317

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Wed 9/30

7:15 am-4:58 pm

1 stop9h 43m

Islip Long Island

Wed 10/7

12:00 pm-9:32 am

2 stops21h 32m

$325

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Fri 10/23

7:42 am-2:22 pm

1 stop6h 40m

Islip Long Island

Sun 10/25

6:25 pm-11:43 pm

1 stop29h 18m

$347

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Wed 9/30

7:15 am-4:58 pm

1 stop9h 43m

Islip Long Island

Wed 10/7

5:43 pm-9:32 am

1 stop15h 49m

$353

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Fri 10/23

7:42 am-2:22 pm

1 stop6h 40m

Islip Long Island

Sun 10/25

6:25 pm-9:32 am

1 stop15h 07m

$361

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Fri 9/18

7:19 pm-11:20 am

1 stop16h 01m

Islip Long Island

Tue 9/22

5:43 pm-9:30 am

1 stop15h 47m

$371

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Fri 10/23

3:20 pm-11:40 pm

2 stops8h 20m

Islip Long Island

Sun 10/25

6:15 pm-1:00 am

1 stop6h 45m

$382

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Thu 10/1

6:00 am-6:03 pm

1 stop12h 03m

Islip Long Island

Mon 10/5

5:43 pm-12:09 am

1 stop6h 26m

$384

PhiladelphiaIslip

PHL Philadelphia - ISP Islip Long Island

PHLISP

Philadelphia

Fri 9/18

7:19 pm-11:20 am

1 stop16h 01m

Islip Long Island

Tue 9/22

12:00 pm-12:09 am

2 stops12h 09m

$397

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to New York from

How to get the cheapest flight ticket from Philadelphia to Islip, New York

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 airline that flies from Philadelphia to Islip Long Island?

Frontier and Southwest are the most popular carriers operating from Philadelphia to Islip Long Island

When to book flights from Philadelphia to Islip, New York

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

Cheap Philadelphia to Islip, New York (PHL to ISP) flight deals and tips

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

Best Price Found

$148

Fastest flight time

12h 03m

Direct flights

None
The best one-way flight to Islip, New York from Philadelphia in the past 72 hours is $148. The best round-trip flight deal from Philadelphia to Islip, New York found on momondo in the last 72 hours is $316.
The fastest flight from Philadelphia to Islip, New York takes 12h 03m
There are no direct flights from Philadelphia to Islip, New York. There are no popular flight routes from Philadelphia to Islip, New York.
Search flight deals

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

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

    There are 115.4 mi between Philadelphia and Islip Long Island. 12h 03m is a normal flight duration for this route.

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

    Prices for flights from Philadelphia Airport to Islip Long Island Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Southampton
Amagansett
Sag Harbor

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Islip for you.

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

Flights from Philadelphia to Islip with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Philadelphia to Islip flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your Islip, New York trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 10/4
Sun 10/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States