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Islip

$68+ Cheap flights from Maryland to Islip, NY (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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ISP
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
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Cheap flight deals from Maryland to Islip

Cheapest flights from Maryland to Islip
Explore the most affordable flight options available from Maryland to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

This Southwest deal was found by Cheapflights users on 12/29. 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.
Tue 12/3010:45 amBWI - ISP
Nonstop1h 10mSouthwest
Mon 6/299:10 amISP - BWI
Nonstop1h 15mSouthwest
Deal found 12/29$572
This Kiwi.com deal was found by Cheapflights users on 12/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:44 pmBWI - ISP
1 stop10h 15mMultiple Airlines
Mon 6/298:43 pmISP - BWI
2 stops36h 03mMultiple Airlines
Deal found 12/29$751
This Expedia deal was found by Cheapflights users on 12/29. 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.
Tue 12/3011:20 amDCA - ISP
1 stop8h 25mMultiple Airlines
Thu 1/19:59 amISP - DCA
1 stop10h 25mMultiple Airlines
Deal found 12/29$908
This Southwest deal was found by Cheapflights users on 12/29. 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.
Tue 12/307:30 amDCA - ISP
1 stop9h 35mSouthwest
Thu 1/16:15 amISP - DCA
1 stop9h 40mSouthwest
Deal found 12/29$984

Find flight deals from Maryland to Islip

Keep the following information in mind while searching for Maryland to Islip flight deals. Data was last updated December 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$133
(Kiwi.com)

One-way from

$68
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$197

Good round-trip deal

$469 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-New York (NYC) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-New York (NYC) flights.
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From Maryland to Islip Long Island
Search Deals
One-way flight from Maryland to Islip Long Island
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Maryland to Islip Long Island.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 December 31, 2025.
Use the filters below to find and compare flights from Maryland to Islip that are best for you.

Fly from

Maryland

Fly to

Islip

Route

Depart

Return

Price

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Thu 1/22

6:22 pm-6:38 pm

1 stop24h 16m

Islip Long Island

Mon 1/26

7:43 pm-5:10 pm

1 stop21h 27m

$151

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Tue 1/13

8:00 am-10:46 pm

1 stop14h 46m

Islip Long Island

Sat 1/17

8:00 am-12:17 am

1 stop16h 17m

$152

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

Tue 1/13

2:00 pm-10:46 pm

1 stop8h 46m

Islip Long Island

Sat 1/17

11:50 am-9:15 pm

1 stop9h 25m

$155

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Thu 1/22

9:26 am-6:48 pm

2 stops9h 22m

Islip Long Island

Mon 1/26

7:43 pm-5:10 pm

1 stop21h 27m

$170

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Fri 1/23

6:15 am-8:47 pm

1 stop14h 32m

Islip Long Island

Mon 1/26

7:43 pm-5:10 pm

1 stop21h 27m

$181

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Tue 1/13

8:00 am-10:46 pm

1 stop14h 46m

Islip Long Island

Sat 1/17

11:50 am-7:23 am

2 stops19h 33m

$192

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Fri 2/6

11:30 am-8:47 pm

1 stop9h 17m

Islip Long Island

Mon 2/9

2:31 pm-5:13 pm

2 stops26h 42m

$197

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Fri 1/30

6:15 am-8:47 pm

1 stop14h 32m

Islip Long Island

Sun 2/1

9:25 am-11:59 pm

2 stops14h 34m

$203

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

Tue 3/3

7:46 pm-8:40 am

1 stop12h 54m

Islip Long Island

Tue 3/10

11:59 am-1:31 pm

1 stop25h 32m

$206

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Fri 1/23

7:24 pm-11:10 am

2 stops15h 46m

Islip Long Island

Mon 1/26

7:43 pm-5:10 pm

1 stop21h 27m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Showing 1-10 of 51 results
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Best time to book a flight from Maryland to Islip

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

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

Currently, January is the cheapest month in which you can book a flight from Maryland to Islip, New York (average of $121). Flying from Maryland to Islip, New York in July is currently the most expensive (average of $282). 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 MD to ISP?

Find hourly flight availability from Maryland 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 December 31, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 7% on flights from Maryland to Islip, New York by exploring options for tickets in the morning.

Related info for your journey

Find useful and relevant information for your journey from Maryland 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 Maryland?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly into when you book flights from Maryland to Islip.

  • How popular is this Maryland to Islip, New York flight route?

    Flights from Maryland to Islip Long Island have been viewed 1 times in the past calendar month.

  • How long is the flight from Maryland to Islip, New York?

    A quick flight from Maryland to Islip, New York can take about 6h. Frontier provides one of the quickest options available for as low as $327. Maryland and Islip, New York are separated by a distance of 248 mi. This flight may include one or multiple stops.

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

    The most popular flight routes from Maryland to Islip, New York are Washington, D.C. Reagan-National - Islip Long Island, Baltimore/Washington - Islip Long Island and Washington, D.C. Dulles Intl - Islip Long Island.

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

    While on average a flight from Maryland to Islip, New York is generally $469, our data shows the cheapest flight currently is $277. When looking at the most popular route, (Washington, D.C. Reagan-National - Islip Long Island), you can expect to pay $252 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Maryland to Islip, New York (average of $121). Flying from Maryland to Islip, New York in July is currently the most expensive (average of $282). 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

Traveling to a place near Islip?

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

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Top airline flying from Maryland to Islip

Discover the top airline that operate flights from Maryland 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 2,558,603 searches. Data last updated December 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$231Average$381FlexibilityNo cancel feeOn-time63%

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