ISP

$78 Find Cheap Flights from Pennsylvania to Islip

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Islip departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$142
Multiple Airlines
Mon 1/12Mon 1/19
LGA - ISP • 1 stop
Cheapest one-way
$78
Frontier
Fri 1/30
IAD - ISP • 1 stop
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We hope you love your trip to Islip!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from Pennsylvania to Islip

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Pennsylvania to Islip that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Pennsylvania to Islip

Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
7:59 pm - 10:46 pm
LGA
-
ISP
26h 47m1 stop
Multiple Airlines Logo
8:54 pm - 11:29 am
ISP
-
LGA
14h 35m1 stop
$142Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
11:05 am - 7:51 pm
EWR
-
ISP
8h 46m1 stop
Multiple Airlines Logo
8:54 pm - 1:03 pm
ISP
-
EWR
16h 09m1 stop
$154Multiple Airlines
Sun, Jan 11 - Sun, Jan 18
Frontier Logo
6:30 am - 7:45 pm
JFK
-
ISP
13h 15m1 stop
Frontier Logo
8:45 pm - 11:59 am
ISP
-
JFK
15h 14m2 stops
$180Frontier
Fri, Feb 6 - Sun, Feb 8
Frontier Logo
1:36 pm - 8:47 pm
PHL
-
ISP
7h 11m1 stop
Frontier Logo
7:53 pm - 10:26 am
ISP
-
PHL
14h 33m1 stop
$185Frontier
Fri, Jan 16 - Sun, Jan 18
Southwest Logo
12:25 pm - 10:20 pm
PIT
-
ISP
9h 55m2 stops
Southwest Logo
6:00 am - 3:40 pm
ISP
-
PIT
9h 40m2 stops
$344Southwest
Tue, Jan 13 - Wed, Jan 14
Southwest Logo
7:55 am - 2:35 pm
DCA
-
ISP
6h 40m1 stop
Southwest Logo
9:15 am - 6:00 pm
ISP
-
DCA
8h 45m2 stops
$352Southwest
Sun, Jan 11 - Sun, Jan 18
JetBlue Logo
8:25 pm - 8:52 am
JFK
-
ISP
12h 27m1 stop
JetBlue Logo
10:00 am - 6:55 pm
ISP
-
JFK
8h 55m1 stop
$438JetBlue
Sun, Jan 11 - Sun, Jan 18
JetBlue Logo
9:35 pm - 8:52 am
LGA
-
ISP
11h 17m1 stop
JetBlue Logo
10:00 am - 9:30 pm
ISP
-
LGA
11h 30m1 stop
$449JetBlue
Thu, Jan 8 - Mon, Jan 12
Breeze Airways Logo
8:07 pm - 1:21 pm
PIT
-
ISP
17h 14m2 stops
Breeze Airways Logo
2:01 pm - 7:54 pm
ISP
-
PIT
5h 53m1 stop
$587Breeze Airways
Wed, Dec 31 - Sun, Jan 4
Breeze Airways Logo
3:21 pm - 9:58 am
PIT
-
ISP
18h 37m2 stops
Breeze Airways Logo
10:38 am - 3:07 pm
ISP
-
PIT
28h 29m2 stops
$644Breeze Airways
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$78
Best time to beat the crowds with an average 13% drop in price.
Most popular time to fly with an average 6% increase in price.
Flight from Washington Dulles Airport to Islip

FAQs for booking flights from Pennsylvania to Islip

  • How does KAYAK find such low prices on flights from Pennsylvania to Islip?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Islip.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Islip?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Pennsylvania to Islip?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Pennsylvania with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Islip?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead
Amagansett

Everything you need to know for your flight to Islip

Information on the airport you'll fly into in Islip

Islip (ISP)