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$78+ Cheap flights from Wilmington to Islip, NY (ILM - ISP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — ISP
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Wilmington to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) 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 June 12, 2025.

Round-trip from

$78
(Expedia)

Popular in

December

Cheapest in

January

Average price

$244

Good round-trip deal

$85 or less

Good one-way deal

$84 or less
From Wilmington New Hanover County to Islip Long Island
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Highest demand for flights based on searches. 4% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Wilmington New Hanover County to Islip Long Island.
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Price to beat on a one-way flight from Wilmington New Hanover County to Islip Long Island.
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Find flight deals from Wilmington to Islip

Cheapest flights from Wilmington to Islip
Explore the most affordable flight options available from Wilmington to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Expedia deal was found by Cheapflights users on 6/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/175:25 pmILM - ISP
Nonstop1h 39mAvelo Airlines
Thu 7/247:49 pmISP - ILM
Nonstop1h 37mAvelo Airlines
Deal found 6/10$228
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/412:06 pmILM - ISP
1 stop7h 30mMultiple Airlines
Sun 7/67:49 pmISP - ILM
Nonstop1h 37mMultiple Airlines
Deal found 6/10$428
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/239:14 pmILM - ISP
2 stops16h 31mBreeze Airways
Sun 10/2611:40 amISP - ILM
Nonstop1h 50mBreeze Airways
Deal found 6/12$439

Cheapflights Fare Finder

Customize your flight search to find flights from Wilmington 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Wilmington to Islip that are best for you.

Fly from

Wilmington

Fly to

Islip

Route

Depart

Return

Price

WilmingtonIslip

ILM - ISP

ILMISP

Wilmington New Hanover County

Thu 7/17

5:25 pm-7:04 pm

Nonstop1h 39m

Islip Long Island

Thu 7/24

7:49 pm-9:26 pm

Nonstop1h 37m

$228

WilmingtonIslip

ILM - ISP

ILMISP

Wilmington New Hanover County

Fri 7/4

12:06 pm-7:36 pm

1 stop7h 30m

Islip Long Island

Sun 7/6

7:49 pm-9:26 pm

Nonstop1h 37m

$428

WilmingtonIslip

ILM - ISP

ILMISP

Wilmington New Hanover County

Thu 10/23

9:14 pm-1:45 pm

2 stops16h 31m

Islip Long Island

Sun 10/26

11:40 am-1:30 pm

Nonstop1h 50m

$439

WilmingtonIslip

ILM - ISP

ILMISP

Wilmington New Hanover County

Thu 6/26

5:25 pm-7:04 pm

Nonstop1h 39m

$99

WilmingtonIslip

ILM - ISP

ILMISP

Wilmington New Hanover County

Sat 6/21

7:00 am-7:36 pm

2 stops12h 36m

$255

WilmingtonIslip

ILM - ISP

ILMISP

Wilmington New Hanover County

Sun 7/20

10:46 am-3:19 pm

2 stops28h 33m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Wilmington to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Wilmington 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.

Cheapflights Insights

Everything you need to know about your flight from Wilmington to Islip

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

Currently, January is the cheapest month in which you can book a flight from Wilmington to Islip, New York (average of $108). Flying from Wilmington to Islip, New York in November is currently the most expensive (average of $213). 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 ILM to ISP?

Find hourly flight availability from Wilmington 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 June 12, 2025.

When flying from Wilmington to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 June 12, 2025.
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
178 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Avelo Airlines
7.5
Good
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Food

6.7

Crew

8.8

Comfort

8.2

Overall

8.1

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

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

  • What are the cheapest airlines flying from Wilmington to Islip, New York round-trip?

    Avelo Airlines, at $78, was found to be the cheapest airline from Wilmington to Islip, New York. An alternate airline flying to your destination would be Breeze Airways.

  • What are the cheapest flights from Wilmington to Islip, New York?

    On average you can expect to pay $115 for a flight from Wilmington to Islip, New York. The cheapest flight overall is $61 while the most popular route, (Wilmington New Hanover County - Islip Long Island) is currently priced at $228.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Wilmington 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 Wilmington to Islip, New York?

    Currently, January is the cheapest month in which you can book a flight from Wilmington to Islip, New York (average of $108). Flying from Wilmington to Islip, New York in November is currently the most expensive (average of $213). 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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