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Islip

$72+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ISP
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Maryland to Islip

Keep the following information in mind while searching for Maryland to Islip flight deals. Data was last updated January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$182
(Kiwi.com)

One-way from

$72
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$201

Good round-trip deal

$277 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
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One-way flight from Maryland to Islip Long Island
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Highest demand for flights based on searches. 3% potential increase in price ($6 potential increase over avg. RT price).
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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 January 2026
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Price to beat on a round-trip flight from Maryland to Islip Long Island.
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Find 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 January 14, 2026.

This Frontier deal was found by Cheapflights users on 1/14. 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.
Wed 4/19:58 pm
IAD
-
ISP
1 stop10h 43m
Frontier
Mon 4/139:41 am
ISP
-
IAD
1 stop11h 32m
Frontier
Deal found 1/14$175
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Sun 2/86:57 pm
PHL
-
ISP
1 stop18h 34m
Multiple Airlines
Sat 2/215:07 pm
ISP
-
PHL
1 stop15h 05m
Multiple Airlines
Deal found 1/13$182
This Frontier deal was found by Cheapflights users on 1/14. 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.
Wed 4/19:58 pm
IAD
-
ISP
1 stop10h 43m
Frontier
Sat 4/118:19 pm
ISP
-
IAD
1 stop11h 59m
Frontier
Deal found 1/14$196
This Frontier deal was found by Cheapflights users on 1/14. 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.
Wed 4/19:58 pm
IAD
-
ISP
1 stop10h 43m
Frontier
Sun 4/128:19 pm
ISP
-
IAD
1 stop11h 59m
Frontier
Deal found 1/14$210
This Expedia deal was found by Cheapflights users on 1/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/29:58 pm
IAD
-
ISP
1 stop21h 13m
Frontier
Mon 4/68:19 pm
ISP
-
IAD
1 stop24h 54m
Frontier
Deal found 1/12$220
This Frontier deal was found by Cheapflights users on 1/14. 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.
Sat 4/49:58 pm
IAD
-
ISP
1 stop10h 43m
Frontier
Mon 4/139:41 am
ISP
-
IAD
1 stop11h 32m
Frontier
Deal found 1/14$229
This Orbitz deal was found by Cheapflights users on 1/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/309:35 am
IAD
-
ISP
1 stop11h 12m
Frontier
Sun 2/19:25 am
ISP
-
IAD
1 stop27h 11m
Frontier
Deal found 1/13$230
This Frontier deal was found by Cheapflights users on 1/14. 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.
Thu 4/29:58 pm
IAD
-
ISP
1 stop10h 43m
Frontier
Sat 4/118:19 pm
ISP
-
IAD
1 stop11h 59m
Frontier
Deal found 1/14$231
This Southwest deal was found by Cheapflights users on 1/13. 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 2/910:45 am
BWI
-
ISP
Nonstop1h 10m
Southwest
Wed 2/116:00 am
ISP
-
BWI
Nonstop1h 30m
Southwest
Deal found 1/13$233
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
Sat 4/46:44 pm
BWI
-
ISP
2 stops30h 54m
Multiple Airlines
Mon 4/138:19 pm
ISP
-
BWI
1 stop24h 01m
Multiple Airlines
Deal found 1/14$236
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Wed 1/288:43 pm
PHL
-
ISP
1 stop22h 05m
Multiple Airlines
Sun 2/17:53 pm
ISP
-
PHL
2 stops15h 25m
Multiple Airlines
Deal found 1/13$239
This Frontier deal was found by Cheapflights users on 1/14. 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.
Fri 4/39:19 am
IAD
-
ISP
1 stop9h 52m
Frontier
Mon 4/139:41 am
ISP
-
IAD
1 stop11h 32m
Frontier
Deal found 1/14$240

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 January 14, 2026.
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

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Wed 4/1

9:58 pm-8:41 am

1 stop10h 43m

Islip Long Island

Mon 4/13

9:41 am-9:13 pm

1 stop11h 32m

$175

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

Sun 2/8

6:57 pm-1:31 pm

1 stop18h 34m

Islip Long Island

Sat 2/21

5:07 pm-8:12 am

1 stop15h 05m

$182

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Wed 4/1

9:58 pm-8:41 am

1 stop10h 43m

Islip Long Island

Sat 4/11

8:19 pm-8:18 am

1 stop11h 59m

$196

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Thu 4/2

9:58 pm-8:41 am

1 stop10h 43m

Islip Long Island

Mon 4/13

9:41 am-9:13 pm

1 stop11h 32m

$210

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Wed 4/1

9:58 pm-8:41 am

1 stop10h 43m

Islip Long Island

Sun 4/12

8:19 pm-8:18 am

1 stop11h 59m

$210

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Thu 4/2

9:58 pm-7:11 pm

1 stop21h 13m

Islip Long Island

Mon 4/6

8:19 pm-9:13 pm

1 stop24h 54m

$220

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Sat 4/4

9:58 pm-8:41 am

1 stop10h 43m

Islip Long Island

Mon 4/13

9:41 am-9:13 pm

1 stop11h 32m

$229

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Fri 1/30

9:35 am-8:47 pm

1 stop11h 12m

Islip Long Island

Sun 2/1

9:25 am-12:36 pm

1 stop27h 11m

$230

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

Thu 4/2

9:58 pm-8:41 am

1 stop10h 43m

Islip Long Island

Sat 4/11

8:19 pm-8:18 am

1 stop11h 59m

$231

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Mon 2/9

10:45 am-11:55 am

Nonstop1h 10m

Islip Long Island

Wed 2/11

6:00 am-7:30 am

Nonstop1h 30m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

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 $120). 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 January 14, 2026.

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 afternoon.

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 1h 10m. Frontier provides one of the quickest options available for as low as $233. Maryland and Islip, New York are separated by a distance of 219 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 Baltimore/Washington - Islip Long Island, Washington, D.C. Dulles Intl - Islip Long Island and Washington, D.C. Reagan-National - 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 $272. When looking at the most popular route, (Baltimore/Washington - Islip Long Island), you can expect to pay $233 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 $120). 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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Alternative routes for Maryland to Islip

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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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$231Average$381FlexibilityNo cancel feeOn-time63%

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