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$62+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BWI
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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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 October 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Mon 12/228:35 pmISP - BWI
1 stop10h 47mFrontier
Sun 12/2810:00 pmBWI - ISP
1 stop15h 09mFrontier
Deal found 10/25$172
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 11/144:58 pmISP - BWI
1 stop16h 23mMultiple Airlines
Mon 11/174:52 pmBWI - ISP
1 stop24h 50mMultiple Airlines
Deal found 10/25$201
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Thu 11/136:37 pmISP - BWI
1 stop13h 57mFrontier
Sun 11/168:21 pmBWI - ISP
1 stop14h 16mFrontier
Deal found 10/26$225
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:03 amISP - BWI
1 stop30h 21mMultiple Airlines
Wed 12/37:30 amBWI - ISP
1 stop15h 14mMultiple Airlines
Deal found 10/27$229
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:35 pmISP - BWI
1 stop10h 47mMultiple Airlines
Tue 12/239:09 pmBWI - ISP
1 stop19h 28mMultiple Airlines
Deal found 10/27$244
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/249:02 amISP - BWI
1 stop8h 22mMultiple Airlines
Mon 12/18:45 pmBWI - ISP
1 stop22h 49mMultiple Airlines
Deal found 10/27$253
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Thu 11/1311:40 amISP - BWI
2 stops11h 05mMultiple Airlines
Sun 11/168:21 pmBWI - ISP
1 stop14h 16mMultiple Airlines
Deal found 10/26$259
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 10/294:58 pmISP - PHL
1 stop19h 55mMultiple Airlines
Fri 10/318:43 pmPHL - ISP
2 stops13h 54mMultiple Airlines
Deal found 10/26$263
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Fri 10/314:58 pmISP - BWI
1 stop16h 23mMultiple Airlines
Mon 11/34:52 pmBWI - ISP
1 stop24h 50mMultiple Airlines
Deal found 10/26$267
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:58 pmISP - PHL
1 stop6h 55mMultiple Airlines
Sun 11/1610:32 pmPHL - ISP
1 stop12h 05mMultiple Airlines
Deal found 10/27$273
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/29:27 pmISP - BWI
1 stop11h 07mFrontier
Thu 11/67:25 pmBWI - ISP
2 stops39h 12mFrontier
Deal found 10/26$276
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 10/294:58 pmISP - PHL
1 stop18h 28mFrontier
Fri 10/3110:32 pmPHL - ISP
1 stop12h 05mFrontier
Deal found 10/26$286

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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$172
(Kiwi.com)

One-way from

$62
(Trip.com)

Popular in

December

Cheapest in

April

Average price

$263

Good round-trip deal

$339 or less

Good one-way deal

$149 or less
Provider with most accurate pricing for New York (NYC)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Washington, D.C. (WAS) flights.
Search Deals
From Islip Long Island to Maryland
Search Deals
One-way flight from Islip Long Island to Maryland
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Islip Long Island to Maryland.
Search Deals
Price to beat on a one-way flight from Islip Long Island to Maryland.
Search Deals

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 October 28, 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

Fri 11/14

4:58 pm-9:21 am

1 stop16h 23m

Baltimore/Washington

Mon 11/17

4:52 pm-5:42 pm

1 stop24h 50m

$201

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Tue 1/6

3:34 pm-8:29 am

1 stop16h 55m

Baltimore/Washington

Fri 1/9

9:20 pm-2:39 pm

1 stop17h 19m

$218

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 11/13

6:37 pm-8:34 am

1 stop13h 57m

Baltimore/Washington

Sun 11/16

8:21 pm-10:37 am

1 stop14h 16m

$225

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Wed 11/26

11:03 am-5:24 pm

1 stop30h 21m

Baltimore/Washington

Wed 12/3

7:30 am-10:44 pm

1 stop15h 14m

$229

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Sun 12/21

8:35 pm-7:22 am

1 stop10h 47m

Baltimore/Washington

Tue 12/23

9:09 pm-4:37 pm

1 stop19h 28m

$244

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Sat 1/24

11:50 am-11:54 pm

2 stops12h 04m

Baltimore/Washington

Sun 1/25

9:37 pm-10:40 am

1 stop13h 03m

$246

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Mon 11/24

9:02 am-5:24 pm

1 stop8h 22m

Baltimore/Washington

Mon 12/1

8:45 pm-7:34 pm

1 stop22h 49m

$253

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Mon 12/22

8:35 pm-7:22 am

1 stop10h 47m

Baltimore/Washington

Sun 12/28

5:36 pm-1:09 pm

2 stops19h 33m

$257

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Sat 11/15

4:58 pm-11:53 pm

1 stop6h 55m

Philadelphia

Sun 11/16

10:32 pm-10:37 am

1 stop12h 05m

$273

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Mon 11/10

8:02 pm-10:45 pm

1 stop26h 43m

Baltimore/Washington

Fri 11/14

4:52 pm-10:37 am

1 stop17h 45m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 52 results
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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, September is the cheapest month in which you can book a flight from Islip, New York to Maryland (average of $121). Flying from Islip, New York to Maryland in February is currently the most expensive (average of $308). 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 October 28, 2025.

It’s optimal to fly from Islip, New York to Maryland in the afternoon. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the evening.

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 October 28, 2025.
Get a feel of what it's like to fly with Southwest from Islip to Maryland by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 11 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 Islip, New York to Maryland?

    A quick flight from Islip, New York to Maryland can take about 6h 30m. Frontier provides one of the quickest options available for as low as $327. There are 248 mi between Islip, New York and Maryland. This flight may include one or multiple stops.

  • 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 $115. While the most popular route (Islip Long Island - Washington, D.C. Reagan-National) can be booked for $327 on average, our data indicates $337 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, September is the cheapest month in which you can book a flight from Islip, New York to Maryland (average of $121). Flying from Islip, New York to Maryland in February is currently the most expensive (average of $308). 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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Alternative routes for Islip to Maryland

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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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$250Average$387FlexibilityNo cancel feeOn-time63%

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