Which airports can I use when flying from Newark Airport to Islip?

Flights from Newark Airport to Islip usually depart from Newark (EWR) and arrive at Islip Long Island (ISP).

Which airports do connecting flights from Newark Airport to Islip pass through?

Most connecting flights from Newark Airport to Islip pass through Boston Logan Intl (BOS), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from Newark Airport to Islip?

Yes. Being flexible with your travel dates can save you up to 74% on the Newark Airport to Islip route. Monday is the cheapest departure day at $366 round-trip on average, while Saturday is the most expensive at $1,368, a difference of $1,002. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Newark Airport to Islip?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Newark Airport to Islip changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $328 to $1,234. That means the highest observed fare was about 4x higher than the lowest one.

What car rental options are available at Islip Long Island Airport (ISP)?

Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include: • Budget • Enterprise Rent-A-Car • Avis • National • Empire Rent A Car

What is the cheapest airline to fly from Newark Airport to Islip?

Frontier ($328) offered the cheapest round-trip ticket from Newark Airport to Islip in the last 5 days.

What is the cheapest layover airport when flying from Newark Airport to Islip?

Flights via Boston Logan Intl (BOS) offer the most affordable fares, with an average round-trip price of $1,168. Based on KAYAK data over the past 3 months.

When flying from Newark Airport to Islip which airport offers the shortest layover?

Boston Logan Intl (BOS) had the shortest average connection time for Newark Airport to Islip layovers at 163 minutes over the past 3 months.

$222 CHEAP FLIGHTS from Newark Airport to Islip (EWR - ISP)

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Cheapest round-trip

$328

Typical prices: $366-$1,368

Frontier

Wed 10/17Fri 10/19

EWR - ISP • 1 stop

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Flight Deals

Cheap Flights from Newark to Islip (EWR-ISP)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Newark to Islip

Sat, Oct 17 - Mon, Oct 19

5:55 am - 5:30 pmEWR Newark-ISP Islip Long Island

11h 35m1 stop Orlando

6:55 pm - 1:02 amISP Islip Long Island-EWR Newark

30h 07m1 stop Orlando

$328Frontier

Sat, Oct 10 - Sat, Oct 17

5:55 am - 5:30 pmEWR Newark-ISP Islip Long Island

11h 35m1 stop Orlando

12:00 pm - 9:28 pmISP Islip Long Island-EWR Newark

9h 28m2 stops Raleigh-Durham Atlanta Hartsfield-Jackson

$447Multiple Airlines

Sat, Oct 10 - Sat, Oct 17

5:55 am - 5:30 pmEWR Newark-ISP Islip Long Island

11h 35m1 stop Orlando

6:25 pm - 1:03 amISP Islip Long Island-EWR Newark

6h 38m1 stop Orlando

$467Frontier

Fri, Oct 2 - Tue, Oct 6

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$478Frontier

Sat, Sep 26 - Wed, Sep 30

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$485Frontier

Fri, Oct 2 - Tue, Oct 6

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$493Frontier

Fri, Oct 2 - Tue, Oct 6

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$494Frontier

Fri, Oct 2 - Tue, Oct 6

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$514Frontier

Fri, Oct 2 - Tue, Oct 6

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$519Frontier

Sat, Oct 17 - Mon, Oct 19

5:55 am - 5:30 pmEWR Newark-ISP Islip Long Island

11h 35m1 stop Orlando

11:13 am - 1:02 amISP Islip Long Island-EWR Newark

13h 49m2 stops Myrtle Beach Intl Orlando

$528Multiple Airlines

Recent last minute flight deals from Newark to Islip

Thu, Sep 17 - Mon, Sep 21

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 9:24 pmISP Islip Long Island-EWR Newark

27h 41m2 stops Orlando Atlanta Hartsfield-Jackson

$590Frontier

Wed, Sep 16 - Sun, Sep 20

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$641Frontier

Thu, Sep 17 - Mon, Sep 21

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$642Frontier

Tue, Sep 15 - Thu, Sep 17

10:29 pm - 4:58 pmEWR Newark-ISP Islip Long Island

18h 29m2 stops Atlanta Hartsfield-Jackson Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$690Frontier

Wed, Sep 16 - Sun, Sep 20

10:29 pm - 4:58 pmEWR Newark-ISP Islip Long Island

18h 29m2 stops Atlanta Hartsfield-Jackson Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$697Frontier

Tue, Sep 15 - Thu, Sep 17

5:55 am - 4:58 pmEWR Newark-ISP Islip Long Island

11h 03m1 stop Orlando

5:43 pm - 1:01 amISP Islip Long Island-EWR Newark

7h 18m1 stop Orlando

$708Frontier

Thu, Sep 17 - Mon, Sep 21

6:00 am - 1:35 pmEWR Newark-ISP Islip Long Island

7h 35m2 stops Washington, D.C. Dulles Intl Boston Logan Intl

7:31 am - 11:59 pmISP Islip Long Island-EWR Newark

16h 28m2 stops Boston Logan Intl Washington, D.C. Dulles Intl

$999Multiple Airlines

Wed, Sep 16 - Sun, Sep 20

8:00 pm - 10:56 amEWR Newark-ISP Islip Long Island

14h 56m2 stops Washington, D.C. Dulles Intl Boston Logan Intl

5:34 pm - 9:59 amISP Islip Long Island-EWR Newark

16h 25m2 stops Boston Logan Intl Washington, D.C. Dulles Intl

$1,153Multiple Airlines

Tue, Sep 15 - Thu, Sep 17

6:00 am - 5:41 pmEWR Newark-ISP Islip Long Island

11h 41m2 stops Washington, D.C. Dulles Intl Boston Logan Intl

2:30 pm - 11:59 pmISP Islip Long Island-EWR Newark

9h 29m2 stops Boston Logan Intl Washington, D.C. Dulles Intl

$1,419Multiple Airlines

Booking Insights

Price, demand and travel trends for Newark Airport to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Newark Airport to Islip with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Newark Airport to Islip?

Round-trip flights from Newark Airport to Islip start at $328. Prices are below average for this route right now, with typical round-trip fares ranging from $366 to $1,368. The lowest price found in the past 5 days was $328 on Frontier.

Find deals

Cheapest flight	$222

Flight from Newark Airport to Islip

When to book flights from Newark to Islip

Are your dates flexible? Find out the best times to travel from Newark to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Newark Airport to Islip?
Flights from Newark Airport to Islip usually depart from Newark (EWR) and arrive at Islip Long Island (ISP).
Which airports do connecting flights from Newark Airport to Islip pass through?
Most connecting flights from Newark Airport to Islip pass through Boston Logan Intl (BOS), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Newark Airport to Islip?
Yes. Being flexible with your travel dates can save you up to 74% on the Newark Airport to Islip route. Monday is the cheapest departure day at $366 round-trip on average, while Saturday is the most expensive at $1,368, a difference of $1,002. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
Do I need a passport to fly from Newark Airport to Islip?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Newark Airport to Islip changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $328 to $1,234. That means the highest observed fare was about 4x higher than the lowest one.
What car rental options are available at Islip Long Island Airport (ISP)?
Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include:
• Budget
• Enterprise Rent-A-Car
• Avis
• National
• Empire Rent A Car

If your dates can be flexible, aim for a Monday departure instead of Saturday. On this route, Monday flights average $366 - about $1,002 less than Saturday (73% savings) based on the last 12 months.

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EWR - ISP

$222 Find Cheap Flights from Newark Liberty Airport to Islip - Compare and Save

Everything you should know

Cheap Flights from Newark to Islip (EWR-ISP)

Recent round-trip flight deals from Newark to Islip

Recent one-way flight deals from Newark to Islip

Recent last minute flight deals from Newark to Islip

Price, demand and travel trends for Newark Airport to Islip flights

How much is a round-trip flight from Newark Airport to Islip?

What is the cheapest airline to fly from Newark Airport to Islip?

What is the cheapest layover airport when flying from Newark Airport to Islip?

When flying from Newark Airport to Islip which airport offers the shortest layover?

Key details for Newark Airport to Islip flights

Cheapest flight

When to book flights from Newark to Islip

Your Newark Airport to Islip flight questions, answered

Your guide to booking Newark Airport to Islip flights

More options for your flight from Newark to Islip

Complete your trip to Islip with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights to Islip

Find direct flights to and from Newark and Islip

Flights from domestic origins to Islip

Flights to other popular destinations