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Maryland

$74+ 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — BWI
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap 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 enero 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
vie. 2/273:34 pm
ISP
-
BWI
1 stop17h 20m
Frontier
dom. 3/15:08 pm
BWI
-
ISP
1 stop14h 30m
Frontier
Deal found 1/27$158
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
mié. 2/1111:50 am
ISP
-
PHL
1 stop9h 55m
Multiple Airlines
jue. 3/55:30 am
PHL
-
ISP
1 stop9h 09m
Multiple Airlines
Deal found 1/27$182
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
vie. 2/272:31 pm
ISP
-
BWI
2 stops10h 00m
Multiple Airlines
dom. 3/15:08 pm
BWI
-
ISP
1 stop14h 30m
Multiple Airlines
Deal found 1/27$218
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
lun. 3/28:23 am
ISP
-
BWI
2 stops16h 08m
Multiple Airlines
mar. 3/37:54 pm
BWI
-
ISP
1 stop12h 46m
Multiple Airlines
Deal found 1/27$224
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
mié. 2/1111:50 am
ISP
-
BWI
2 stops11h 03m
Multiple Airlines
dom. 2/155:45 am
BWI
-
ISP
1 stop10h 27m
Multiple Airlines
Deal found 1/26$234
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
lun. 3/28:23 am
ISP
-
BWI
1 stop11h 56m
Frontier
mar. 3/37:54 pm
BWI
-
ISP
1 stop12h 46m
Frontier
Deal found 1/27$248
This Southwest deal was found by Cheapflights users on 1/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/229:00 am
ISP
-
BWI
Nonstop1h 20m
Southwest
mié. 4/295:15 pm
BWI
-
ISP
Nonstop1h 15m
Southwest
Deal found 1/28$263
This Southwest deal was found by Cheapflights users on 1/29. 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.
mié. 4/224:10 pm
ISP
-
BWI
Nonstop1h 20m
Southwest
sáb. 4/252:50 pm
BWI
-
ISP
Nonstop1h 10m
Southwest
Deal found 1/29$272
This Southwest deal was found by Cheapflights users on 1/27. 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.
jue. 4/168:35 am
ISP
-
BWI
Nonstop1h 20m
Southwest
lun. 4/207:10 pm
BWI
-
ISP
Nonstop1h 15m
Southwest
Deal found 1/27$281
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/297:43 pm
ISP
-
BWI
1 stop19h 23m
Frontier
jue. 2/56:15 am
BWI
-
ISP
1 stop12h 33m
Frontier
Deal found 1/28$297
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/231:22 pm
ISP
-
PHL
1 stop22h 19m
Frontier
jue. 3/2610:33 pm
PHL
-
ISP
1 stop14h 14m
Frontier
Deal found 1/28$298
This Southwest deal was found by Cheapflights users on 1/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/1112:20 pm
ISP
-
BWI
Nonstop1h 15m
Southwest
lun. 3/1610:30 am
BWI
-
ISP
Nonstop1h 10m
Southwest
Deal found 1/28$301

Find flight deals from Islip to Maryland

Keep the following information in mind while searching for Islip to Maryland flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$158
(Kiwi.com)

One-way from

$74
(Kiwi.com)

Popular in

January

Cheapest in

April

Average price

$283

Good round-trip deal

$296 or less

Good one-way deal

$188 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. 16% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 enero 29, 2026.
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

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

mié. 2/11

11:50 am-9:45 pm

1 stop9h 55m

Philadelphia

jue. 3/5

5:30 am-2:39 pm

1 stop9h 09m

$182

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

vie. 2/27

2:31 pm-12:31 am

2 stops10h 00m

Baltimore/Washington

dom. 3/1

5:08 pm-7:38 am

1 stop14h 30m

$218

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

lun. 3/2

8:23 am-12:31 am

2 stops16h 08m

Baltimore/Washington

mar. 3/3

7:54 pm-8:40 am

1 stop12h 46m

$224

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

mié. 4/22

9:00 am-10:20 am

Nonstop1h 20m

Baltimore/Washington

mié. 4/29

5:15 pm-6:30 pm

Nonstop1h 15m

$263

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

mié. 4/22

9:00 am-10:20 am

Nonstop1h 20m

Baltimore/Washington

sáb. 4/25

10:05 pm-11:20 pm

Nonstop1h 15m

$272

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

lun. 3/2

4:05 pm-5:30 pm

Nonstop1h 25m

Baltimore/Washington

mar. 3/3

8:45 pm-9:55 pm

Nonstop1h 10m

$272

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

jue. 4/16

8:35 am-9:55 am

Nonstop1h 20m

Baltimore/Washington

lun. 4/20

7:10 pm-8:25 pm

Nonstop1h 15m

$281

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

mié. 2/11

2:03 pm-10:53 pm

1 stop8h 50m

Baltimore/Washington

dom. 2/15

5:45 am-4:12 pm

1 stop10h 27m

$285

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

lun. 3/23

1:22 pm-11:41 am

1 stop22h 19m

Philadelphia

jue. 3/26

10:33 pm-12:47 pm

1 stop14h 14m

$298

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

jue. 3/19

2:00 pm-3:15 pm

Nonstop1h 15m

Baltimore/Washington

mar. 3/24

10:30 am-11:40 am

Nonstop1h 10m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 35 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 $353). 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 enero 29, 2026.

It’s optimal to fly from Islip, New York to Maryland in the afternoon. By choosing this option you can save up to 20% 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 enero 29, 2026.
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
4,267 reviews

Overall

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Overall

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 13 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 1h 20m. Southwest provides one of the quickest options available for as low as $263. There are 219 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 - Baltimore/Washington, Islip Long Island - Washington, D.C. Reagan-National 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 $100. While the most popular route (Islip Long Island - Baltimore/Washington) can be booked for $160 on average, our data indicates $312 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 $353). 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$242Average$357FlexibilityNo cancel feeOn-time63%

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