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$109+ Cheap flights from Islip, NY (ISP) to Maryland

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BWI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Islip to Maryland

Keep the following information in mind while searching for Islip to Maryland flight deals. Data was last updated April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Southwest)

One-way from

$109
(Southwest)

Popular in

December

Cheapest in

April

Average price

$188

Good round-trip deal

$334 or less

Good one-way deal

$183 or less
Provider with most accurate pricing for New York (NYC)-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Washington, D.C. (WAS) flights.
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From Islip Long Island to Maryland
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One-way flight from Islip Long Island to Maryland
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Highest demand for flights based on searches. 15% potential increase in price ($43 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 April 2025
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Price to beat on a round-trip flight from Islip Long Island to Maryland.
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Price to beat on a one-way flight from Islip Long Island to Maryland.
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Find flight deals from Islip to Maryland

Cheapest flights from Islip to Maryland
Explore the most affordable flight options available from Islip to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Southwest deal was found by Cheapflights users on 4/29. 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.
Thu 5/295:40 amISP - BWI
Nonstop1h 15mSouthwest
Thu 6/510:55 pmBWI - ISP
Nonstop1h 10mSouthwest
Deal found 4/29$245
This Southwest deal was found by Cheapflights users on 4/27. 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.
Fri 7/185:05 amISP - DCA
1 stop6h 20mSouthwest
Sun 7/2011:35 amDCA - ISP
1 stop5h 45mSouthwest
Deal found 4/27$327
This JetBlue deal was found by Cheapflights users on 4/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/131:41 pmISP - DCA
1 stop7h 08mJetBlue
Sat 5/177:00 amDCA - ISP
1 stop9h 50mJetBlue
Deal found 4/28$343
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/282:25 pmISP - PHL
2 stops32h 18mMultiple Airlines
Wed 6/47:00 amPHL - ISP
2 stops25h 42mMultiple Airlines
Deal found 4/28$399
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/297:39 pmISP - BWI
2 stops21h 25mMultiple Airlines
Thu 6/511:54 amBWI - ISP
2 stops22h 10mMultiple Airlines
Deal found 4/29$423
This JetBlue deal was found by Cheapflights users on 4/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:00 amISP - PHL
1 stop3h 38mJetBlue
Wed 6/45:30 pmPHL - ISP
1 stop3h 58mJetBlue
Deal found 4/28$1,501

Cheapflights Fare Finder

Customize your flight search to find flights from Islip to Maryland 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 April 29, 2025.
Use the filters below to find and compare flights from Islip to Maryland that are best for you.

Fly from

Islip

Fly to

Maryland

Route

Depart

Return

Price

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 5/29

5:40 am-6:55 am

Nonstop1h 15m

Baltimore/Washington

Thu 6/5

10:55 pm-12:05 am

Nonstop1h 10m

$245

IslipWashington, D.C.

ISP - DCA

ISPDCA

Islip Long Island

Fri 7/18

5:05 am-11:25 am

1 stop6h 20m

Washington, D.C. Reagan-National

Sun 7/20

11:35 am-5:20 pm

1 stop5h 45m

$327

IslipWashington, D.C.

ISP - DCA

ISPDCA

Islip Long Island

Tue 5/13

1:41 pm-8:49 pm

1 stop7h 08m

Washington, D.C. Reagan-National

Sat 5/17

7:00 am-4:50 pm

1 stop9h 50m

$343

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Wed 5/28

2:25 pm-10:43 pm

2 stops32h 18m

Philadelphia

Wed 6/4

7:00 am-8:42 am

2 stops25h 42m

$399

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 5/29

7:39 pm-5:04 pm

2 stops21h 25m

Baltimore/Washington

Thu 6/5

11:54 am-10:04 am

2 stops22h 10m

$423

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Wed 5/28

6:00 am-9:38 am

1 stop3h 38m

Philadelphia

Wed 6/4

5:30 pm-9:28 pm

1 stop3h 58m

$1,501

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 7/3

12:05 pm-1:25 pm

Nonstop1h 20m

$109

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 5/6

11:31 am-9:12 pm

1 stop9h 41m

$116

IslipWashington, D.C.

ISP - DCA

ISPDCA

Islip Long Island

Wed 6/11

6:25 am-3:45 pm

1 stop9h 20m

$120

IslipWashington, D.C.

ISP - DCA

ISPDCA

Islip Long Island

Tue 6/3

12:59 pm-8:49 pm

1 stop7h 50m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 11 results
1
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Best time to book a flight from Islip to Maryland

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

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

Currently, August is the cheapest month in which you can book a flight from Islip, New York to Maryland (average of $241). Flying from Islip, New York to Maryland in March is currently the most expensive (average of $290). 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 ISP to MD?

Find hourly flight availability from Islip to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Maryland as you normally would.

Rainfall in Maryland by month

Plan your trip to Maryland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Maryland ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Maryland when rainfall is around 2.9 in.

Temperature in Maryland by month

Plan your trip to Maryland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Maryland, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated April 29, 2025.
Read through reviews of airlines operating flights from Islip to Maryland, such as Southwest and JetBlue. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Islip to Maryland. 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 from for flights from Islip to Maryland?

    Located just 7.2 mi from the city center, Islip Long Island (ISP) is the airport most travelers will use when flying to Maryland from Islip.

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

    The Islip Long Island to Maryland flight path was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

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

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

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Islip Long Island - Washington, D.C. Reagan-National) can be booked for $327 on average our data indicates $320 when flying from Islip, New York to Maryland.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Islip, New York to Maryland (average of $241). Flying from Islip, New York to Maryland in March is currently the most expensive (average of $290). 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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Top airline flying from Islip to Maryland

Discover the top airline that operate flights from Islip to Maryland. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$278Average$343FlexibilityNo cancel feeOn-time63%

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