Cheap Flight Tickets from Islip (ISP) to Philadelphia (PHL), Starting at $335

Good to Know: Cheapest and Fastest ISP - PHL Flights

Useful information for finding best airline tickets from Long Island Mac Arthur to Philadelphia International on your next trip.

Cheapest Round Trip Flight

$335

WN Southwest Airlines • 2 stops • 10h 10m

Jul 20 – Jul 27

The cheapest round trip flight from Islip to Philadelphia (ISP-PHL-ISP) is currently $335

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Fastest Flight

10h 10m

The fastest nonstop flight from Islip to Philadelphia (ISP-PHL) takes 10h 10m

Top Airlines Flying from Islip to Philadelphia

Southwest Airlines-WN

Southwest Airlines

Latest Flight Deals from Islip (ISP) to Philadelphia (PHL)

Compare and book low fare round-trip air tickets from Islip to Philadelphia. Ideal for travelers with confirmed return itineraries.

Jul 20 - Jul 27, Economy
WN
Islip → Philadelphia
10h 10m
6:00 AM - 5:15 PM • 2 stops
WN
Islip → Philadelphia
14h 10m
8:00 AM - 11:45 PM • 3 stops
$335
Southwest Airlines
Jul 20 - Jul 27, Economy
MX
Islip → Philadelphia
34h 7m
2:28 PM - 11:15 AM • 1 stop
F9
Islip → Philadelphia
62h 30m
8:03 PM - 9:53 AM • 2 stops
$583
Breeze Airways
Jul 20 - Jul 27, Economy
MX
Islip → Philadelphia
45h 54m
8:43 PM - 12:37 AM • 2 stops
F9
Islip → Philadelphia
20h 8m
7:55 AM - 8:03 PM • 2 stops
$951
Breeze Airways
Jul 20 - Jul 27, Economy
B6
Islip → Philadelphia
13h 46m
2:40 PM - 11:06 PM • 1 stop
F9
Islip → Philadelphia
38h 49m
5:18 PM - 4:47 PM • 1 stop
$1004
JetBlue Airways
Jul 20 - Jul 27, Economy
9K
Islip → Philadelphia
34h 16m
2:16 PM - 11:12 AM • 1 stop
AA
Islip → Philadelphia
36h 56m
7:25 PM - 5:41 PM • 2 stops
$1119
Cape Air
Jul 20 - Jul 27, Economy
9K
Islip → Philadelphia
43h 43m
2:16 PM - 4:39 PM • 1 stop
AA
Islip → Philadelphia
36h 56m
7:25 PM - 5:41 PM • 2 stops
$1145
Cape Air

Fly from Islip to Philadelphia with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Islip to Philadelphia? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Islip to Philadelphia Flights

What are the airports in Islip?
ISP
What’s the most popular airline flying from ISP to PHL?
The most popular airline flying from Islip to Philadelphia are
Can I fly from ISP to PHL non-stop?
NO
Which airlines fly nonstop between Islip and Philadelphia?
The non-stop flights between Islip and Philadelphia are .
What’s the earliest departure time from ISP to PHL Airport?
The earliest flight leaves ISP at 6:00 am and lands in PHL - Philadelphia International
What are the airports in Philadelphia?
PHL
Can I make changes to my Islip to Philadelphia flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ISP to PHL?
Read the fare rules of the Islip to Philadelphia air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Islip and Philadelphia?
operate flights between Islip and Philadelphia
How long does a flight from Islip to Philadelphia take?
It takes approximately 1 hour to fly non-stop from ISP to PHL, which is 129.75 miles by air.
Which airlines provide the cheapest flights from Islip (ISP) to Philadelphia (PHL) ?
In the past couple of days, the cheapest tickets to PHL from ISP were found on WN : USD 335
Do I need a passport to fly between ISP and PHL?
No
What’s the latest departure time from ISP to PHL ?
The last flight leaves ISP at 8:43 pm

Islip (ISP) to Philadelphia (PHL): Airport Information

Origin Airport Long Island Mac Arthur , Islip, US
Destination Airport Philadelphia International , Philadelphia, US
Distance 130 miles

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