What is the cheapest airline that flies from Islip Long Island to Maryland?

Frontier, JetBlue, and Southwest are the most popular carriers operating from Islip Long Island to Maryland

How many flights depart from Islip to Maryland on average per week?

As of September 2025, there are 16 flights per week flying from Islip to Maryland. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.

How many flights depart from Islip to Maryland on average per day?

The number of flights available between Islip and Maryland is 2 per day as of September 2025. The most frequent departure time is 6:00AM, with 66% of daily flights leaving in the afternoon.

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?

As of September 2025, there is 1 operator available to choose from 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.

$92 Cheap Flights from Islip to Maryland in 2025/26

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Find the cheapest flights from Islip to Maryland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:37 pm - 8:34 amISP-BWI

10h 57m1 stop

4:15 pm - 10:37 amBWI-ISP

18h 22m2 stops

$178Frontier

Find Deal

Thu, Oct 23 - Thu, Oct 30

5:05 pm - 12:52 amISP-PHL

7h 47m1 stop

11:34 am - 8:42 pmPHL-ISP

9h 08m1 stop

$178Frontier

Find Deal

Mon, Oct 6 - Tue, Oct 7

9:49 am - 5:21 pmISP-BWI

7h 32m1 stop

4:37 pm - 8:59 amBWI-ISP

16h 22m2 stops

$185Frontier

Find Deal

Thu, Oct 9 - Sat, Oct 11

9:49 am - 5:21 pmISP-BWI

7h 32m1 stop

11:31 am - 8:52 pmBWI-ISP

9h 21m1 stop

$191Frontier

Find Deal

Thu, Oct 9 - Sun, Oct 12

9:47 pm - 10:31 amISP-BWI

12h 44m2 stops

11:19 am - 8:42 pmBWI-ISP

9h 23m1 stop

$196Frontier

Find Deal

Sun, Oct 19 - Tue, Oct 21

9:47 pm - 8:34 amISP-BWI

10h 47m1 stop

9:41 pm - 5:42 pmBWI-ISP

20h 01m1 stop

$251Multiple Airlines

Find Deal

Sun, Oct 26 - Mon, Oct 27

11:05 am - 12:25 pmISP-BWI

1h 20mnonstop

8:55 pm - 10:05 pmBWI-ISP

1h 10mnonstop

$257Southwest

Find Deal

Thu, Nov 6 - Wed, Nov 12

6:05 am - 7:20 amISP-BWI

1h 15mnonstop

10:40 am - 11:50 amBWI-ISP

1h 10mnonstop

$277Southwest

Find Deal

Sat, Nov 1 - Sat, Nov 8

5:25 am - 6:40 amISP-BWI

1h 15mnonstop

10:35 pm - 11:45 pmBWI-ISP

1h 10mnonstop

$328Southwest

Find Deal

Sun, Oct 26 - Mon, Oct 27

5:35 pm - 6:50 pmISP-BWI

1h 15mnonstop

8:25 pm - 9:35 pmBWI-ISP

1h 10mnonstop

$338Southwest

Find Deal

Fri, Oct 24 - Sat, Oct 25

Frontier flights from Islip to Maryland

Our best Frontier deals on Islip to Maryland flight tickets

Frontier

Oct 2

ISP11:40 amIslip Long Island

8h 52m

1 stop

BWI8:32 pmBaltimore/Washington

Oct 7

BWI11:19 amBaltimore/Washington

9h 23m

1 stop

ISP8:42 pmIslip Long Island

$175

Find similar

Frontier

Oct 6

ISP5:05 pmIslip Long Island

7h 47m

1 stop

PHL12:52 amPhiladelphia

Oct 7

PHL11:34 amPhiladelphia

9h 08m

1 stop

ISP8:42 pmIslip Long Island

$178

Find similar

Frontier

Oct 9

ISP9:49 amIslip Long Island

7h 32m

1 stop

BWI5:21 pmBaltimore/Washington

Oct 11

BWI4:37 pmBaltimore/Washington

16h 22m

2 stops

ISP8:59 amIslip Long Island

$185

Find similar

Southwest flights from Islip to Maryland

Our best Southwest deals on Islip to Maryland flight tickets

Southwest

Nov 6

ISP11:05 amIslip Long Island

1h 20m

BWI12:25 pmBaltimore/Washington

Nov 12

BWI8:55 pmBaltimore/Washington

1h 10m

ISP10:05 pmIslip Long Island

$257

Find similar

Southwest

Nov 1

ISP6:05 amIslip Long Island

1h 15m

BWI7:20 amBaltimore/Washington

Nov 8

BWI10:40 amBaltimore/Washington

1h 10m

ISP11:50 amIslip Long Island

$277

Find similar

Southwest

Oct 26

ISP5:25 amIslip Long Island

1h 15m

BWI6:40 amBaltimore/Washington

Oct 27

BWI10:35 pmBaltimore/Washington

1h 10m

ISP11:45 pmIslip Long Island

$328

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 10/23

9:37 pm-8:34 am

1 stop10h 57m

Baltimore/Washington

Thu 10/30

4:15 pm-10:37 am

2 stops18h 22m

$178

IslipPhiladelphia

ISP - PHL

ISPPHL

Islip Long Island

Mon 10/6

5:05 pm-12:52 am

1 stop7h 47m

Philadelphia

Tue 10/7

11:34 am-8:42 pm

1 stop9h 08m

$178

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 10/9

9:49 am-5:21 pm

1 stop7h 32m

Baltimore/Washington

Sat 10/11

4:37 pm-8:59 am

2 stops16h 22m

$185

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 10/9

9:49 am-5:21 pm

1 stop7h 32m

Baltimore/Washington

Sun 10/12

11:31 am-8:52 pm

1 stop9h 21m

$191

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Sun 10/19

9:47 pm-10:31 am

2 stops12h 44m

Baltimore/Washington

Tue 10/21

11:19 am-8:42 pm

1 stop9h 23m

$196

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Sun 10/26

9:47 pm-8:34 am

1 stop10h 47m

Baltimore/Washington

Mon 10/27

9:41 pm-5:42 pm

1 stop20h 01m

$251

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Thu 11/6

11:05 am-12:25 pm

Nonstop1h 20m

Baltimore/Washington

Wed 11/12

8:55 pm-10:05 pm

Nonstop1h 10m

$257

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Sat 11/1

6:05 am-7:20 am

Nonstop1h 15m

Baltimore/Washington

Sat 11/8

10:40 am-11:50 am

Nonstop1h 10m

$277

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Sun 10/26

5:25 am-6:40 am

Nonstop1h 15m

Baltimore/Washington

Mon 10/27

10:35 pm-11:45 pm

Nonstop1h 10m

$328

IslipBaltimore

ISP - BWI

ISPBWI

Islip Long Island

Fri 10/24

5:35 pm-6:50 pm

Nonstop1h 15m

Baltimore/Washington

Sat 10/25

8:25 pm-9:35 pm

Nonstop1h 10m

$338

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip 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

Prices

Airlines

Other information

What is the cheapest month to fly to Maryland?

The cheapest month to fly to Maryland from Islip is in May. Flight prices, which tend to average around $296, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in May, then you should wait until January to fly from Islip, when ticket prices are also cheap, with an average price of $320.

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

The cheapest day to depart from Islip 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 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.

Cheap Islip to Maryland flight deals and tips

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

Best Price Found	$142
Fastest flight time	1h 15m
Direct flights	Every day
Airports in Maryland	1 airport

The best one-way flight to Maryland from Islip in the past 72 hours is $142. The best round-trip flight deal from Islip to Maryland found on momondo in the last 72 hours is $353.

The fastest flight from Islip to Maryland takes 1h 15m

Direct flights go from Islip to Maryland every day.

There is 1 airport near Maryland: 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?
As of September 2025, there is 1 operator available to choose from 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 to Maryland?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Islip to Maryland is Airbus A320-100/200 (10.94% of total bookings). The next most popular plane models are Airbus A321neo (10.14%), Airbus A220-300 (7.92%), and Airbus A320neo (7.13%).

Best airlines flying from Islip to Maryland

Compare and see reviews for airlines that fly from Islip to Maryland with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $265	Free Cancellation	Rating 8.0 4,244 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.

An easier way to manage your Maryland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Maryland

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Flights to Seattlefrom $102

Cheap flights from Islip to Maryland from $92

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 to Maryland departing on 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Islip to Maryland

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Islip to Maryland

Our best Frontier deals on Islip to Maryland flight tickets

Southwest flights from Islip to Maryland

Our best Southwest deals on Islip to Maryland flight tickets

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Use the filters below to find and compare flights from Islip to Maryland that are best for you.

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How to get the cheapest flight ticket from Islip 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 month to fly to Maryland?

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

The cheapest day to depart from Islip 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 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.

What is the cheapest airline that flies from Islip Long Island to Maryland?

Frontier, JetBlue, and Southwest are the most popular carriers operating from Islip Long Island to Maryland

How many flights depart from Islip to Maryland on average per day?

The number of flights available between Islip and Maryland is 2 per day as of September 2025. The most frequent departure time is 6:00AM, with 66% of daily flights leaving in the afternoon.

How many flights depart from Islip to Maryland on average per week?

As of September 2025, there are 16 flights per week flying from Islip to Maryland. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.

Cheap Islip to Maryland flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Maryland

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

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?

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

What is the most popular plane model from Islip to Maryland?

Best airlines flying from Islip to Maryland

Compare and see reviews for airlines that fly from Islip to Maryland with momondo

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Maryland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Maryland

Popular cities in Maryland

Popular flights according to clicks in the last 7 days on momondo