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Islip

$63+ Cheap flights from Maryland 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ISP
nov. 15 — nov. 221
sáb. 11/15
sáb. 11/22
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 octubre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$173
(Kiwi.com)

One-way from

$63
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$274

Good round-trip deal

$383 or less

Good one-way deal

$281 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. 19% potential increase in price ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Maryland to Islip Long Island.
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Price to beat on a one-way 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 octubre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
vie. 10/316:00 amPHL - ISP
2 stops28h 37mMultiple Airlines
mar. 11/46:27 pmISP - PHL
1 stop19h 50mMultiple Airlines
Deal found 10/16$173
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
jue. 10/304:15 pmBWI - ISP
2 stops18h 22mFrontier
lun. 11/34:58 pmISP - BWI
1 stop17h 22mFrontier
Deal found 10/15$182
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
jue. 11/138:36 pmIAD - ISP
1 stop14h 01mFrontier
jue. 11/2010:02 amISP - IAD
1 stop21h 48mFrontier
Deal found 10/14$184
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
vie. 10/319:11 pmBWI - ISP
1 stop13h 26mMultiple Airlines
mar. 11/46:27 pmISP - BWI
1 stop22h 52mMultiple Airlines
Deal found 10/16$191
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
vie. 10/3112:35 pmPHL - ISP
1 stop22h 02mFrontier
mar. 11/46:27 pmISP - PHL
1 stop19h 50mFrontier
Deal found 10/16$197
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
jue. 10/306:00 amPHL - ISP
2 stops11h 42mMultiple Airlines
lun. 11/34:58 pmISP - PHL
1 stop27h 16mMultiple Airlines
Deal found 10/15$205
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
vie. 11/149:11 pmBWI - ISP
1 stop13h 26mMultiple Airlines
vie. 11/218:47 pmISP - BWI
2 stops21h 16mMultiple Airlines
Deal found 10/15$225
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
jue. 11/138:36 pmIAD - ISP
1 stop14h 01mMultiple Airlines
jue. 11/2011:40 amISP - IAD
2 stops20h 10mMultiple Airlines
Deal found 10/14$226
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
jue. 11/69:29 amBWI - ISP
1 stop8h 13mMultiple Airlines
lun. 11/108:02 pmISP - BWI
2 stops19h 45mMultiple Airlines
Deal found 10/16$241
This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
jue. 10/238:02 pmIAD - ISP
1 stop14h 35mFrontier
lun. 10/274:58 pmISP - IAD
2 stops27h 22mFrontier
Deal found 10/14$246
This Southwest deal was found by Cheapflights users on 10/16. 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.
jue. 11/610:40 pmBWI - ISP
Nonstop1h 10mSouthwest
lun. 11/105:50 amISP - BWI
Nonstop1h 20mSouthwest
Deal found 10/16$255
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
jue. 10/236:37 pmBWI - ISP
1 stop16h 00mFrontier
dom. 10/269:47 pmISP - BWI
2 stops12h 44mFrontier
Deal found 10/15$267

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 octubre 16, 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

vie. 10/31

9:11 pm-10:37 am

1 stop13h 26m

Islip Long Island

mar. 11/4

6:27 pm-5:19 pm

1 stop22h 52m

$191

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

vie. 10/31

12:35 pm-10:37 am

1 stop22h 02m

Islip Long Island

mar. 11/4

6:27 pm-2:17 pm

1 stop19h 50m

$197

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

jue. 10/30

6:00 am-5:42 pm

2 stops11h 42m

Islip Long Island

lun. 11/3

4:58 pm-8:14 pm

1 stop27h 16m

$205

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

jue. 11/13

8:36 pm-10:37 am

1 stop14h 01m

Islip Long Island

jue. 11/20

11:40 am-7:50 am

2 stops20h 10m

$226

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

jue. 11/6

11:40 am-12:50 pm

Nonstop1h 10m

Islip Long Island

lun. 11/10

5:30 pm-6:50 pm

Nonstop1h 20m

$255

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

jue. 11/6

9:29 am-5:42 pm

1 stop8h 13m

Islip Long Island

lun. 11/10

8:02 pm-10:45 pm

1 stop26h 43m

$268

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

vie. 11/14

9:11 pm-10:37 am

1 stop13h 26m

Islip Long Island

vie. 11/21

11:32 am-3:20 pm

1 stop27h 48m

$274

Washington, D.C.Islip

IAD - ISP

IADISP

Washington, D.C. Dulles Intl

vie. 12/5

8:30 am-8:14 pm

1 stop11h 44m

Islip Long Island

dom. 12/7

9:09 pm-7:35 am

1 stop10h 26m

$274

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

vie. 10/31

6:19 am-10:37 am

2 stops28h 18m

Islip Long Island

mar. 11/4

6:27 pm-2:15 pm

2 stops19h 48m

$301

PhiladelphiaIslip

PHL - ISP

PHLISP

Philadelphia

jue. 11/6

4:55 pm-1:52 pm

2 stops20h 57m

Islip Long Island

dom. 11/9

8:57 pm-7:30 am

1 stop10h 33m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 60 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?

Currently, October is the cheapest month in which you can book a flight from Maryland to Islip (average of $114). Flying from Maryland to Islip in December is currently the most expensive (average of $300). 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 octubre 16, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 12% on flights from Maryland to Islip 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 flight route?

    The Maryland to Islip Long Island flight path was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Maryland to Islip?

    A quick flight from Maryland to Islip can take about 1h 10m. Frontier provides one of the quickest options available for as low as $255. Maryland and Islip are separated by a distance of 219 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Maryland to Islip one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $94. Users have also found prices from $128 and $146 on Southwest and JetBlue, respectively.

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

    The most popular flight routes from Maryland to Islip 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?

    While on average a flight from Maryland to Islip is generally $387, our data shows the cheapest flight currently is $138. When looking at the most popular route, (Baltimore/Washington - Islip Long Island), you can expect to pay $226 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?

    Currently, October is the cheapest month in which you can book a flight from Maryland to Islip (average of $114). Flying from Maryland to Islip in December is currently the most expensive (average of $300). 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
Southampton

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Alternative routes for Maryland 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 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 octubre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$244Average$374FlexibilityNo cancel feeOn-time63%

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