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$75+ Cheap flights from Pennsylvania to Islip (ISP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ISP
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Pennsylvania to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Pennsylvania (USPA) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Pennsylvania to Islip

Cheapest flights from Pennsylvania to Islip
Explore the most affordable flight options available from Pennsylvania to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:04 pmEWR - ISP
2 stops19h 13mMultiple Airlines
Fri 12/61:57 pmISP - EWR
3 stops19h 32mMultiple Airlines
Deal found 11/20$284
This Frontier deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/238:11 amIAD - ISP
1 stop12h 27mFrontier
Mon 12/309:38 pmISP - IAD
1 stop9h 37mFrontier
Deal found 11/20$308
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:45 amLGA - ISP
3 stops31h 32mMultiple Airlines
Fri 12/63:05 pmISP - LGA
3 stops22h 55mMultiple Airlines
Deal found 11/20$509
This Southwest deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/234:30 pmPIT - ISP
1 stop5h 40mSouthwest
Sat 12/286:30 pmISP - PIT
1 stop5h 10mSouthwest
Deal found 11/19$531
This JetBlue deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:00 amLGA - ISP
1 stop6h 51mJetBlue
Fri 12/610:45 amISP - LGA
1 stop8h 12mJetBlue
Deal found 11/20$577
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1911:41 amIAD - ISP
1 stop7h 04mMultiple Airlines
Fri 12/201:57 pmISP - IAD
3 stops41h 14mMultiple Airlines
Deal found 11/20$580
This Southwest deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/261:00 pmDCA - ISP
1 stop9h 10mSouthwest
Tue 12/3112:10 pmISP - DCA
1 stop10h 50mSouthwest
Deal found 11/19$581
This JetBlue deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:00 amEWR - ISP
1 stop6h 51mJetBlue
Fri 12/610:45 amISP - EWR
1 stop8h 20mJetBlue
Deal found 11/20$607
This JetBlue deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:01 amJFK - ISP
1 stop7h 50mJetBlue
Fri 12/61:52 pmISP - JFK
1 stop9h 17mJetBlue
Deal found 11/20$647
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/279:09 pmPIT - ISP
2 stops16h 08mMultiple Airlines
Sun 12/297:34 pmISP - PIT
3 stops22h 53mMultiple Airlines
Deal found 11/20$678
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/279:09 pmPIT - ISP
2 stops16h 08mBreeze Airways
Sun 12/291:57 pmISP - PIT
2 stops18h 42mBreeze Airways
Deal found 11/20$682

Find flights from Pennsylvania to Islip within your budget

Customize your flight search to find flights from Pennsylvania to Islip 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, Cheapflights users made 2,629,791 searches. Data last updated November 21, 2024.

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Depart

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NewarkIslip

EWR - ISP

EWRISP

Newark

Wed 12/4

6:04 pm-1:17 pm

2 stops19h 13m

Islip Long Island

Fri 12/6

1:57 pm-9:29 am

3 stops19h 32m

$284

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Mon 12/23

8:11 am-8:38 pm

1 stop12h 27m

Islip Long Island

Mon 12/30

9:38 pm-7:15 am

1 stop9h 37m

$308

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Sun 3/9

5:35 am-11:45 am

1 stop6h 10m

Islip Long Island

Tue 3/18

6:30 am-12:40 pm

1 stop6h 10m

$326

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Wed 12/4

5:45 am-1:17 pm

3 stops31h 32m

Islip Long Island

Fri 12/6

3:05 pm-2:00 pm

3 stops22h 55m

$509

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Wed 12/4

6:00 am-12:51 pm

1 stop6h 51m

Islip Long Island

Fri 12/6

10:45 am-6:57 pm

1 stop8h 12m

$577

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Thu 12/19

11:41 am-6:45 pm

1 stop7h 04m

Islip Long Island

Fri 12/20

1:57 pm-7:11 am

3 stops41h 14m

$580

Washington, D.C.Islip

DCA - ISP

DCAISP

Washington, D.C. Reagan-National

Thu 12/26

1:00 pm-10:10 pm

1 stop9h 10m

Islip Long Island

Tue 12/31

12:10 pm-11:00 pm

1 stop10h 50m

$581

NewarkIslip

EWR - ISP

EWRISP

Newark

Wed 12/4

6:00 am-12:51 pm

1 stop6h 51m

Islip Long Island

Fri 12/6

10:45 am-7:05 pm

1 stop8h 20m

$607

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Wed 12/4

5:01 am-12:51 pm

1 stop7h 50m

Islip Long Island

Fri 12/6

1:52 pm-11:09 pm

1 stop9h 17m

$647

PittsburghIslip

PIT - ISP

PITISP

Pittsburgh

Fri 12/27

9:09 pm-1:17 pm

2 stops16h 08m

Islip Long Island

Sun 12/29

7:34 pm-6:27 pm

3 stops22h 53m

$678

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 19 results
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Best time to book a flight from Pennsylvania to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Pennsylvania to Islip

Get recent, data-driven insights about flights from Pennsylvania to Islip including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Pennsylvania to Islip, New York?

Currently, December is the cheapest month in which you can book a flight from Pennsylvania to Islip, New York (average of $89). Flying from Pennsylvania to Islip, New York in September is currently the most expensive (average of $207). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PA to ISP?

Find hourly flight availability from Pennsylvania to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Islip, New York as you normally would.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated November 21, 2024.
Get a feel of what it's like to fly with Frontier, Southwest and JetBlue from Pennsylvania to Islip by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.2
Very good
123 reviews

Entertainment

6.6

Comfort

8.3

Food

6.7

Overall

8.2

Boarding

8.4

Crew

8.9

Reviews

1 / 8

Good flight on Breeze, on time, comfortable, friendly pilot and crew

Breeze Airways
8.2
Very good
123 reviews
Breeze Airways
8.2
Very good
123 reviews

Entertainment

6.6

Comfort

8.3

Food

6.7

Overall

8.2

Boarding

8.4

Crew

8.9

Reviews

1 / 8

Good flight on Breeze, on time, comfortable, friendly pilot and crew

Southwest
8.1
Very good
5,015 reviews
Breeze Airways
8.2
Very good
123 reviews

Entertainment

6.6

Comfort

8.3

Food

6.7

Overall

8.2

Boarding

8.4

Crew

8.9

Reviews

1 / 8

Good flight on Breeze, on time, comfortable, friendly pilot and crew

JetBlue
7.5
Good
3,396 reviews
Breeze Airways
8.2
Very good
123 reviews

Entertainment

6.6

Comfort

8.3

Food

6.7

Overall

8.2

Boarding

8.4

Crew

8.9

Reviews

1 / 8

Good flight on Breeze, on time, comfortable, friendly pilot and crew

Frontier
6.1
Okay
3,539 reviews
Breeze Airways
8.2
Very good
123 reviews

Entertainment

6.6

Comfort

8.3

Food

6.7

Overall

8.2

Boarding

8.4

Crew

8.9

Reviews

1 / 8

Good flight on Breeze, on time, comfortable, friendly pilot and crew

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Islip from Pennsylvania?

    If you book a flight to Islip from Pennsylvania, you will be flying to Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.

  • What are the cheapest airlines to fly from Pennsylvania to Islip, New York one-way?

    The cheapest airlines for a one-way flight from Pennsylvania to Islip, New York are Frontier ($75), Southwest ($153), and JetBlue ($351).

  • What are the most popular routes from Pennsylvania to Islip, New York?

    The most popular route from Pennsylvania to Islip, New York is Washington, D.C. Dulles Intl - Islip Long Island. You may also consider Washington, D.C. Reagan-National - Islip Long Island or Pittsburgh - Islip Long Island.

  • Can I find deals for flights from Pennsylvania to Islip that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Islip.

  • Can I find deals for business class flights from Pennsylvania to Islip?

    Yes. Cheapflights offers flight deals from Pennsylvania to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Islip, New York?

    Currently, December is the cheapest month in which you can book a flight from Pennsylvania to Islip, New York (average of $89). Flying from Pennsylvania to Islip, New York in September is currently the most expensive (average of $207). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Pennsylvania to Islip

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Pennsylvania to Islip

Discover the top airline that operate flights from Pennsylvania to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$277Average$333FlexibilityNo cancel feeOn-time63%
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