What is the cheapest airline that flies from Baltimore/Washington to Islip Long Island?

Frontier, Avelo Airlines, and Southwest are the most popular carriers operating from Baltimore/Washington to Islip Long Island

How many flights depart from Baltimore to Islip, New York on average per day?

As of November 2025, 2 flights take off from Baltimore and land in Islip, New York each day. The most common flight departure time for this route is 11:00AM, with 37% of daily flights taking off in the afternoon.

What airlines fly to Islip, New York?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Islip, New York from Baltimore according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 5 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

How many flights depart from Baltimore to Islip, New York on average per week?

As of November 2025, there are 18 flights per week flying from Baltimore to Islip, New York. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

When did momondo last update prices for flights from Baltimore/Washington Airport to Islip Long Island Airport?

Prices for flights from Baltimore/Washington Airport to Islip Long Island Airport are updated daily.

How many operators does momondo search for flights from Baltimore/Washington Airport to Islip Long Island Airport?

The number of operators available for flights from Baltimore/Washington Airport to Islip Long Island Airport is 1 as of November 2025.

How old do you have to be to fly from Baltimore/Washington Airport to Islip Long Island Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$53 Cheap Flights from Baltimore to Islip in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Baltimore to New York

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 pm - 10:37 amBWI-ISP

13h 52m1 stop

9:02 am - 5:24 pmISP-BWI

8h 22m1 stop

$142Multiple Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

6:29 pm - 9:13 amBWI-ISP

38h 44m2 stops

8:29 pm - 9:22 amISP-BWI

12h 53m1 stop

$170Multiple Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

8:45 pm - 10:37 amBWI-ISP

13h 52m1 stop

6:00 am - 11:19 pmISP-BWI

17h 19m2 stops

$192Multiple Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

2:10 pm - 3:20 pmBWI-ISP

1h 10mnonstop

5:40 am - 7:00 amISP-BWI

1h 20mnonstop

$261Southwest

Find Deal

Tue, Dec 2 - Tue, Dec 9

10:00 pm - 1:09 pmBWI-ISP

15h 09m1 stop

6:00 am - 10:55 amISP-BWI

28h 55m2 stops

$298Frontier

Find Deal

Sun, Dec 28 - Fri, Jan 2

10:00 pm - 1:09 pmBWI-ISP

15h 09m1 stop

6:00 am - 12:49 pmISP-BWI

6h 49m1 stop

$338Frontier

Find Deal

Sun, Dec 28 - Fri, Jan 2

3:30 pm - 4:35 pmBWI-ISP

1h 05mnonstop

12:25 pm - 1:40 pmISP-BWI

1h 15mnonstop

$339Southwest

Find Deal

Sun, Feb 1 - Wed, Apr 1

10:40 pm - 11:50 pmBWI-ISP

1h 10mnonstop

5:50 am - 7:10 amISP-BWI

1h 20mnonstop

$361Southwest

Find Deal

Thu, Dec 18 - Mon, Jan 5

10:00 pm - 11:25 amBWI-ISP

13h 25m1 stop

6:00 am - 12:49 pmISP-BWI

6h 49m1 stop

$362Frontier

Find Deal

Mon, Dec 29 - Fri, Jan 2

10:45 pm - 11:55 pmBWI-ISP

1h 10mnonstop

12:35 pm - 1:50 pmISP-BWI

1h 15mnonstop

$415Southwest

Find Deal

Wed, Nov 26 - Thu, Nov 27

Southwest flights from Baltimore to Islip, New York

Our best Southwest deals on Baltimore to Islip, New York flight tickets

Southwest

Dec 2

BWI2:10 pmBaltimore/Washington

1h 10m

ISP3:20 pmIslip Long Island

Dec 9

ISP5:40 amIslip Long Island

1h 20m

BWI7:00 amBaltimore/Washington

$261

Find similar

Southwest

Feb 1

BWI3:30 pmBaltimore/Washington

1h 05m

ISP4:35 pmIslip Long Island

Apr 1

ISP12:25 pmIslip Long Island

1h 15m

BWI1:40 pmBaltimore/Washington

$339

Find similar

Southwest

Dec 18

BWI10:40 pmBaltimore/Washington

1h 10m

ISP11:50 pmIslip Long Island

Jan 5

ISP5:50 amIslip Long Island

1h 20m

BWI7:10 amBaltimore/Washington

$361

Find similar

Frontier flights from Baltimore to Islip, New York

Our best Frontier deals on Baltimore to Islip, New York flight tickets

Frontier

Dec 28

BWI10:00 pmBaltimore/Washington

15h 09m

1 stop

ISP1:09 pmIslip Long Island

Jan 2

ISP6:00 amIslip Long Island

28h 55m

2 stops

BWI10:55 amBaltimore/Washington

$298

Find similar

Frontier

Dec 28

BWI10:00 pmBaltimore/Washington

15h 09m

1 stop

ISP1:09 pmIslip Long Island

Jan 2

ISP6:00 amIslip Long Island

6h 49m

1 stop

BWI12:49 pmBaltimore/Washington

$338

Find similar

Frontier

Dec 29

BWI10:00 pmBaltimore/Washington

13h 25m

1 stop

ISP11:25 amIslip Long Island

Jan 2

ISP6:00 amIslip Long Island

6h 49m

1 stop

BWI12:49 pmBaltimore/Washington

$362

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Baltimore to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Thu 11/20

8:45 pm-10:37 am

1 stop13h 52m

Islip Long Island

Mon 11/24

9:02 am-5:24 pm

1 stop8h 22m

$142

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Tue 12/2

6:29 pm-9:13 am

2 stops38h 44m

Islip Long Island

Tue 12/9

8:29 pm-9:22 am

1 stop12h 53m

$170

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Thu 11/20

8:45 pm-10:37 am

1 stop13h 52m

Islip Long Island

Mon 11/24

6:00 am-11:19 pm

2 stops17h 19m

$192

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Tue 12/2

2:10 pm-3:20 pm

Nonstop1h 10m

Islip Long Island

Tue 12/9

5:40 am-7:00 am

Nonstop1h 20m

$261

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Sun 12/28

10:00 pm-1:09 pm

1 stop15h 09m

Islip Long Island

Fri 1/2

6:00 am-10:55 am

2 stops28h 55m

$298

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Sun 12/28

10:00 pm-1:09 pm

1 stop15h 09m

Islip Long Island

Fri 1/2

6:00 am-12:49 pm

1 stop6h 49m

$338

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Sun 2/1

3:30 pm-4:35 pm

Nonstop1h 05m

Islip Long Island

Wed 4/1

12:25 pm-1:40 pm

Nonstop1h 15m

$339

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Thu 12/18

10:40 pm-11:50 pm

Nonstop1h 10m

Islip Long Island

Mon 1/5

5:50 am-7:10 am

Nonstop1h 20m

$361

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Mon 12/29

10:00 pm-11:25 am

1 stop13h 25m

Islip Long Island

Fri 1/2

6:00 am-12:49 pm

1 stop6h 49m

$362

BaltimoreIslip

BWI - ISP

BWIISP

Baltimore/Washington

Wed 11/26

10:45 pm-11:55 pm

Nonstop1h 10m

Islip Long Island

Thu 11/27

12:35 pm-1:50 pm

Nonstop1h 15m

$415

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 Baltimore to Islip, New York

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 Islip, New York?

The month of April is, on average, the cheapest month to fly to Islip, New York from Baltimore, with most prices found around $306. If you aren’t able to travel to Islip, New York during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $319.

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Baltimore to Islip, New York is on a Tuesday. Travelers who choose to depart for Islip, New York on a Tuesday will often find tickets for as low as $296. The most expensive day to fly to Islip, New York is Sunday, with ticket prices averaging around $487.

What is the cheapest time of day to depart on your flight to Islip, New York?

Flying to Islip, New York from Baltimore in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $337 when looking at flights departing in the afternoon. Flights to Islip, New York are more costly in the morning, with an average ticket price of $377. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Baltimore/Washington to Islip Long Island flight route?

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

What cabin class options are available on Baltimore/Washington to Islip Long Island flights?

There is only 1 cabin class available to choose from on Baltimore/Washington to Islip Long Island 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 Baltimore to Islip, New York flights?

No. A direct flight is the cheapest option for a flight between Baltimore to Islip, New York.

When to book flights from Baltimore to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Baltimore to Islip, New York (BWI to ISP) flight deals and tips

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

Best Price Found	$470
Fastest flight time	1h 05m
Direct flights	Every day
Airports in Islip, New York	1 airport

The best flight deal from Baltimore to Islip, New York found on momondo in the last 72 hours is $470

The fastest flight from Baltimore to Islip, New York takes 1h 05m

Direct flights go from Baltimore to Islip, New York every day.

There is 1 airport near Islip, New York: Islip Long Island (ISP)

Search flight deals

How far is Baltimore/Washington to Islip Long Island by plane?
There are 205.5 mi between Baltimore/Washington and Islip Long Island. Flights usually cover this in 1h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Baltimore/Washington Airport to Islip Long Island Airport?
Prices for flights from Baltimore/Washington Airport to Islip Long Island Airport are updated daily.
How many operators does momondo search for flights from Baltimore/Washington Airport to Islip Long Island Airport?
The number of operators available for flights from Baltimore/Washington Airport to Islip Long Island Airport is 1 as of November 2025.
How old do you have to be to fly from Baltimore/Washington Airport to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Baltimore to Islip, New York?
Based on momondo bookings for flights between Baltimore and Islip, New York, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 22.30% of the total bookings. Other popular models include Boeing 737-700 Passenger/BBJ1 (winglets) with 14.19%, Embraer 175 with 9.46%, and Boeing 737 MAX 8 with 8.11%.
What is the most popular airline from Baltimore to Islip, New York?
Based on momondo bookings for flights between Baltimore and Islip, New York, the leading airline is Southwest, making up 100% of the total bookings.

Best airlines flying from Baltimore to Islip, New York

Compare and see reviews for airlines that fly from Baltimore to Islip, New York with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $231	Free Cancellation	Rating 8.0 4,241 reviews		Search Southwest flights

Southwest Flights From Baltimore to Islip, New York
Southwest is one of the most popular airlines flying from Baltimore to Islip, New York, operating 18 flights/week on average for this route. A good Southwest flight deal for Baltimore to Islip, New York starts from $231 round-trip, up to an average price of $385. Our users have rated Southwest at 8.0/10.

Montauk

Riverhead

Sag Harbor

Southampton

Amagansett

Why use momondo?

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

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

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

Flights from Baltimore to Islip with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Baltimore to Islip flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Islip from Baltimore. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Islip, New York 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 12/6

Sat 12/13

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing New York

Popular cities in the United States

Flights to New Yorkfrom $44

Flights to Los Angelesfrom $49

Flights to Miamifrom $49

Flights to Chicagofrom $54

Flights to Orlandofrom $49

Flights to Las Vegasfrom $42

Flights to San Franciscofrom $57

Flights to Washington, D.C.from $49

Flights to Bostonfrom $49

Flights to Atlantafrom $40

Flights to Dallasfrom $59

Flights to Seattlefrom $58

Cheap flights from Baltimore to New York from $53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to New York departing on 1/5. 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

Price Alerts

Price Alerts

Find the cheapest flights from Baltimore to New York

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Southwest flights from Baltimore to Islip, New York

Our best Southwest deals on Baltimore to Islip, New York flight tickets

Frontier flights from Baltimore to Islip, New York

Our best Frontier deals on Baltimore to Islip, New York flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Baltimore to Islip, New York that are best for you.

See travel insights to New York from

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

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 Islip, New York?

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Baltimore to Islip, New York is on a Tuesday. Travelers who choose to depart for Islip, New York on a Tuesday will often find tickets for as low as $296. The most expensive day to fly to Islip, New York is Sunday, with ticket prices averaging around $487.

What is the cheapest time of day to depart on your flight to Islip, New York?

What is the cheapest Baltimore/Washington to Islip Long Island flight route?

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

What cabin class options are available on Baltimore/Washington to Islip Long Island flights?

There is only 1 cabin class available to choose from on Baltimore/Washington to Islip Long Island 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 Baltimore to Islip, New York flights?

No. A direct flight is the cheapest option for a flight between Baltimore to Islip, New York.

What is the cheapest airline that flies from Baltimore/Washington to Islip Long Island?

Frontier, Avelo Airlines, and Southwest are the most popular carriers operating from Baltimore/Washington to Islip Long Island

What airlines fly to Islip, New York?

How many flights depart from Baltimore to Islip, New York on average per day?

As of November 2025, 2 flights take off from Baltimore and land in Islip, New York each day. The most common flight departure time for this route is 11:00AM, with 37% of daily flights taking off in the afternoon.

How many flights depart from Baltimore to Islip, New York on average per week?

As of November 2025, there are 18 flights per week flying from Baltimore to Islip, New York. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

When to book flights from Baltimore to Islip, New York

Cheap Baltimore to Islip, New York (BWI to ISP) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Islip, New York

How far is Baltimore/Washington to Islip Long Island by plane?

When did momondo last update prices for flights from Baltimore/Washington Airport to Islip Long Island Airport?

How many operators does momondo search for flights from Baltimore/Washington Airport to Islip Long Island Airport?

How old do you have to be to fly from Baltimore/Washington Airport to Islip Long Island Airport?

What documentation or ID do you need to fly to Islip Long Island Airport?

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

What is the most popular airline from Baltimore to Islip, New York?

Best airlines flying from Baltimore to Islip, New York

Compare and see reviews for airlines that fly from Baltimore to Islip, New York with momondo

Southwest Flights From Baltimore to Islip, New York

Traveling to a place near New York?

Why use momondo?

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

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

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

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

An easier way to manage your Islip, New York 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 the United States

Airports servicing New York