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Cheap flights from Islip, New York to Maryland from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Maryland departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Islip, New York to Maryland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:55 pm - 12:51 am
ISP
-
PHL
11h 56m2 stops
Frontier Logo
6:00 am - 7:45 pm
PHL
-
ISP
13h 45m1 stop
$201Frontier
Tue, Jan 6 - Thu, Jan 8
Frontier Logo
12:00 pm - 8:12 pm
ISP
-
PHL
8h 12m1 stop
Frontier Logo
6:00 am - 7:45 pm
PHL
-
ISP
13h 45m1 stop
$210Frontier
Tue, Jan 6 - Thu, Jan 8
Multiple Airlines Logo
2:01 pm - 11:47 pm
ISP
-
BWI
9h 46m2 stops
Multiple Airlines Logo
6:15 pm - 8:40 am
BWI
-
ISP
14h 25m1 stop
$273Multiple Airlines
Fri, Jan 23 - Sat, Jan 24
Southwest Logo
12:40 pm - 2:05 pm
ISP
-
BWI
1h 25mnonstop
Southwest Logo
2:15 pm - 3:25 pm
BWI
-
ISP
1h 10mnonstop
$339Southwest
Fri, Jan 23 - Sat, Jan 24
Multiple Airlines Logo
5:27 pm - 12:40 am
ISP
-
PHL
7h 13m1 stop
Multiple Airlines Logo
8:05 pm - 1:45 pm
PHL
-
ISP
17h 40m1 stop
$344Multiple Airlines
Wed, Dec 31 - Sun, Jan 4
Multiple Airlines Logo
5:27 pm - 11:15 pm
ISP
-
PHL
29h 48m2 stops
Multiple Airlines Logo
8:05 pm - 1:45 pm
PHL
-
ISP
17h 40m1 stop
$345Multiple Airlines
Wed, Dec 31 - Sun, Jan 4
Southwest Logo
9:15 am - 3:45 pm
ISP
-
DCA
6h 30m1 stop
Southwest Logo
7:30 am - 1:30 pm
DCA
-
ISP
6h 00m1 stop
$367Southwest
Wed, Jan 7 - Thu, Jan 15
Southwest Logo
9:15 am - 6:00 pm
ISP
-
DCA
8h 45m2 stops
Southwest Logo
7:30 am - 1:30 pm
DCA
-
ISP
6h 00m1 stop
$372Southwest
Wed, Jan 7 - Thu, Jan 15
Southwest Logo
5:55 pm - 7:15 pm
ISP
-
BWI
1h 20mnonstop
Southwest Logo
10:40 pm - 11:50 pm
BWI
-
ISP
1h 10mnonstop
$379Southwest
Fri, Apr 3 - Sun, Apr 5
Frontier Logo
8:35 pm - 7:22 am
ISP
-
BWI
10h 47m1 stop
Frontier Logo
5:36 pm - 10:17 pm
BWI
-
ISP
28h 41m2 stops
$446Frontier
Sun, Dec 28 - Tue, Dec 30

Frontier flights from Islip, New York to Maryland

Our best Frontier deals on Islip, New York to Maryland flight tickets
Frontier
Jan 6
ISP12:55 pmIslip Long Island
11h 56m
2 stops
PHL12:51 amPhiladelphia
Jan 8
PHL6:00 amPhiladelphia
13h 45m
1 stop
ISP7:45 pmIslip Long Island
$201
Find similar
Frontier
Jan 6
ISP12:00 pmIslip Long Island
8h 12m
1 stop
PHL8:12 pmPhiladelphia
Jan 8
PHL6:00 amPhiladelphia
13h 45m
1 stop
ISP7:45 pmIslip Long Island
$210
Find similar
Frontier
Dec 21
ISP8:35 pmIslip Long Island
10h 47m
1 stop
BWI7:22 amBaltimore/Washington
Dec 24
BWI8:18 pmBaltimore/Washington
15h 07m
2 stops
ISP11:25 amIslip Long Island
$396
Find similar

Southwest flights from Islip, New York to Maryland

Our best Southwest deals on Islip, New York to Maryland flight tickets
Southwest
Jan 23
ISP12:40 pmIslip Long Island
1h 25m
BWI2:05 pmBaltimore/Washington
Jan 24
BWI2:15 pmBaltimore/Washington
1h 10m
ISP3:25 pmIslip Long Island
$339
Find similar
Southwest
Jan 7
ISP9:15 amIslip Long Island
6h 30m
1 stop
DCA3:45 pmWashington, D.C. Reagan-National
Jan 15
DCA7:30 amWashington, D.C. Reagan-National
6h 00m
1 stop
ISP1:30 pmIslip Long Island
$367
Find similar
Southwest
Jan 7
ISP9:15 amIslip Long Island
8h 45m
2 stops
DCA6:00 pmWashington, D.C. Reagan-National
Jan 15
DCA7:30 amWashington, D.C. Reagan-National
6h 00m
1 stop
ISP1:30 pmIslip Long Island
$372
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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, momondo users made 832,500 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Islip, New York to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 1/6

12:55 pm-12:51 am

2 stops11h 56m

Philadelphia

Thu 1/8

6:00 am-7:45 pm

1 stop13h 45m

$201

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Tue 1/6

12:00 pm-8:12 pm

1 stop8h 12m

Philadelphia

Thu 1/8

6:00 am-7:45 pm

1 stop13h 45m

$210

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Fri 1/23

2:01 pm-11:47 pm

2 stops9h 46m

Baltimore/Washington

Sat 1/24

6:15 pm-8:40 am

1 stop14h 25m

$273

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Fri 1/23

12:40 pm-2:05 pm

Nonstop1h 25m

Baltimore/Washington

Sat 1/24

2:15 pm-3:25 pm

Nonstop1h 10m

$339

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Wed 12/31

5:27 pm-12:40 am

1 stop7h 13m

Philadelphia

Sun 1/4

8:05 pm-1:45 pm

1 stop17h 40m

$344

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Wed 12/31

5:27 pm-11:15 pm

2 stops29h 48m

Philadelphia

Sun 1/4

8:05 pm-1:45 pm

1 stop17h 40m

$345

IslipWashington, D.C.

ISP - DCA

ISPDCA

Islip Long Island

Wed 1/7

9:15 am-3:45 pm

1 stop6h 30m

Washington, D.C. Reagan-National

Thu 1/15

7:30 am-1:30 pm

1 stop6h 00m

$367

IslipWashington, D.C.

ISP - DCA

ISPDCA

Islip Long Island

Wed 1/7

9:15 am-6:00 pm

2 stops8h 45m

Washington, D.C. Reagan-National

Thu 1/15

7:30 am-1:30 pm

1 stop6h 00m

$372

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Fri 4/3

5:55 pm-7:15 pm

Nonstop1h 20m

Baltimore/Washington

Sun 4/5

10:40 pm-11:50 pm

Nonstop1h 10m

$379

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Sun 12/28

8:35 pm-7:22 am

1 stop10h 47m

Baltimore/Washington

Tue 12/30

5:36 pm-10:17 pm

2 stops28h 41m

$446

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Maryland from

How to get the cheapest flight ticket from Islip, New York to Maryland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Maryland?

The cheapest day to depart from Islip, New York to Maryland is on a Friday. Travelers who choose to depart for Maryland on a Friday will often find tickets for as low as $383. The most expensive day to fly to Maryland is Monday, with ticket prices averaging around $537.

What is the cheapest time of day to depart on your flight to Maryland?

Our most recent data shows that the best time of day to fly to Maryland is in the afternoon. Flights from Islip, New York to Maryland during this time can be as low as $335. In contrast, the most expensive time of day to depart to Maryland is in the morning when prices are around $447.

What is the cheapest Islip Long Island to Maryland flight route?

Fly from Islip Long Island to Baltimore/Washington for the best Islip Long Island - Maryland flight prices

What cabin class options are available on Islip Long Island to Maryland flights?

There is only 1 cabin class available to choose from on Islip Long Island to Maryland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Islip, New York to Maryland flights?

You could potentially save up to 16% on your flight if you consider stops on a Islip, New York to Maryland flight.

Cheap Islip, New York to Maryland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Maryland

Best Price Found

$179

Fastest flight time

1h 20m

Direct flights

Every day

Airports in Maryland

112 airports
The best one-way flight to Maryland from Islip, New York in the past 72 hours is $179. The best round-trip flight deal from Islip, New York to Maryland found on momondo in the last 72 hours is $310.
The fastest flight from Islip, New York to Maryland takes 1h 20m
Direct flights go from Islip, New York to Maryland every day.
There are 112 airports in Maryland. From Islip, New York there are direct flights to Baltimore/Washington (BWI).
Search flight deals

  • When did momondo last update prices for flights from Islip Long Island Airport to Maryland?

    Prices for flights from Islip Long Island Airport to Maryland were last updated today.

  • How many operators does momondo search for flights from Islip Long Island Airport to Maryland?

  • How old do you have to be to fly from Islip Long Island Airport to Maryland?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to Maryland.

  • What documentation or ID do you need to fly to Maryland?

    The travel and health documents required for your trip to Maryland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Maryland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Islip, New York to Maryland?

Best airlines flying from Islip, New York to Maryland

Compare and see reviews for airlines that fly from Islip, New York to Maryland with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $245Free CancellationRating
7.9
4,250 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Maryland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Islip to Maryland. momondo saves you time and could save you money on your trip.

Can I find flights from Islip to Maryland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Maryland from Islip which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Islip to Maryland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Islip to Maryland.

I’m not ready to book a flight from Islip to Maryland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Islip to Maryland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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