How often are flights from Islip to the United States delayed?

Historically, on average around 13% of flights between Islip and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 9 minutes.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for Islip to the United States flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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

As of March 2026, 7 flights take off from Islip, New York and land in United States each day. The most common flight departure time for this route is 9:00AM, with 100% of daily flights taking off at noon.

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

Frontier, Breeze Airways, and Southwest are the most popular carriers operating from Islip Long Island to United States

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

As of March 2026, 54 flights take off from Islip, New York and land in United States each week. The most common flight departure day for this route is Tue, with 20% of weekly flights taking off on this day.

What airlines fly to United States?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to United States from Islip, New York according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 12 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

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

How many operators does momondo search for flights from Islip Long Island Airport to United States?

As of March 2026, there are 6 operators available to choose from for flights from Islip Long Island Airport to United States.

How old do you have to be to fly from Islip Long Island Airport to United States?

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 Islip Long Island Airport to United States.

What documentation or ID do you need to fly to United States?

The travel and health documents you'll need for your trip to United States 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 United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$43 Cheap Flights from Islip to the United States in 2026

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Find the cheapest flights from Islip, New York to the United States

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:35 pm - 5:31 pm

ISP

MYR

1h 56mnonstop

12:44 pm - 2:30 pm

MYR

ISP

1h 46mnonstop

$80Frontier

Sat, May 9 - Sat, May 16

3:35 pm - 5:31 pm

ISP

MYR

1h 56mnonstop

12:44 pm - 2:30 pm

MYR

ISP

1h 46mnonstop

$89Frontier

Sat, May 16 - Sat, May 23

6:08 pm - 8:08 pm

ISP

MYR

2h 00mnonstop

3:33 pm - 5:23 pm

MYR

ISP

1h 50mnonstop

$112Breeze Airways

Sat, Sep 12 - Sat, Sep 19

2:33 pm - 4:41 pm

ISP

CHS

2h 08mnonstop

11:36 am - 1:33 pm

CHS

ISP

1h 57mnonstop

$115Breeze Airways

Sat, May 16 - Sat, May 23

4:07 pm - 11:44 pm

ISP

ATL

7h 37m

1 stop

6:30 pm - 9:13 am

ATL

ISP

14h 43m

1 stop

$125Multiple Airlines

Mon, Apr 27 - Thu, Apr 30

4:07 pm - 8:07 am

ISP

ATL

16h 00m

2 stops

6:18 pm - 9:13 am

ATL

ISP

14h 55m

1 stop

$144Multiple Airlines

Mon, Apr 27 - Thu, Apr 30

2:30 pm - 5:20 pm

ISP

PBI

2h 50mnonstop

6:45 am - 1:50 pm

PBI

ISP

7h 05m

1 stop

$195Southwest

Tue, May 12 - Tue, May 19

12:30 pm - 4:55 pm

ISP

PBI

4h 25m

1 stop

6:00 pm - 10:40 pm

PBI

ISP

4h 40m

1 stop

$200Southwest

Wed, May 6 - Wed, May 6

11:00 am - 1:50 pm

ISP

PBI

2h 50mnonstop

8:55 pm - 11:38 pm

PBI

ISP

2h 43mnonstop

$202JetBlue

Sun, Apr 26 - Fri, May 1

3:36 pm - 6:30 pm

ISP

PBI

2h 54mnonstop

9:15 pm - 11:58 pm

PBI

ISP

2h 43mnonstop

$207JetBlue

Tue, Apr 21 - Fri, Apr 24

Frontier flights from Islip, New York to United States

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

Frontier

May 9

ISP3:35 pmIslip Long Island

1h 56m

MYR5:31 pmMyrtle Beach Intl

May 16

MYR12:44 pmMyrtle Beach Intl

1h 46m

ISP2:30 pmIslip Long Island

$80

Frontier

May 16

ISP3:35 pmIslip Long Island

1h 56m

MYR5:31 pmMyrtle Beach Intl

May 23

MYR12:44 pmMyrtle Beach Intl

1h 46m

ISP2:30 pmIslip Long Island

$89

Frontier

May 9

ISP3:35 pmIslip Long Island

1h 56m

MYR5:31 pmMyrtle Beach Intl

May 16

MYR12:44 pmMyrtle Beach Intl

1h 46m

ISP2:30 pmIslip Long Island

$98

Southwest flights from Islip, New York to United States

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

Southwest

May 17

ISP5:15 amIslip Long Island

2h 40m

MCO7:55 amOrlando

May 19

MCO8:00 pmOrlando

2h 40m

ISP10:40 pmIslip Long Island

$187

Southwest

Apr 29

ISP4:10 pmIslip Long Island

5h 05m

1 stop

TPA9:15 pmTampa

May 6

TPA5:30 pmTampa

4h 40m

1 stop

ISP10:10 pmIslip Long Island

$189

Southwest

Apr 28

ISP2:30 pmIslip Long Island

4h 30m

1 stop

MCO7:00 pmOrlando

May 5

MCO8:00 pmOrlando

2h 40m

ISP10:40 pmIslip Long Island

$193

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

IslipMyrtle Beach

ISP - MYR

ISPMYR

Islip Long Island

Sat 5/9

3:35 pm-5:31 pm

Nonstop1h 56m

Myrtle Beach Intl

Sat 5/16

12:44 pm-2:30 pm

Nonstop1h 46m

$80

IslipMyrtle Beach

ISP - MYR

ISPMYR

Islip Long Island

Sat 5/16

3:35 pm-5:31 pm

Nonstop1h 56m

Myrtle Beach Intl

Sat 5/23

12:44 pm-2:30 pm

Nonstop1h 46m

$89

IslipMyrtle Beach

ISP - MYR

ISPMYR

Islip Long Island

Sat 9/12

6:08 pm-8:08 pm

Nonstop2h 00m

Myrtle Beach Intl

Sat 9/19

3:33 pm-5:23 pm

Nonstop1h 50m

$112

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Sat 5/16

2:33 pm-4:41 pm

Nonstop2h 08m

Charleston

Sat 5/23

11:36 am-1:33 pm

Nonstop1h 57m

$115

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Mon 4/27

4:07 pm-11:44 pm

1 stop7h 37m

Atlanta Hartsfield-Jackson

Thu 4/30

6:30 pm-9:13 am

1 stop14h 43m

$125

IslipAtlanta

ISP - ATL

ISPATL

Islip Long Island

Mon 4/27

4:07 pm-8:07 am

2 stops16h 00m

Atlanta Hartsfield-Jackson

Thu 4/30

6:18 pm-9:13 am

1 stop14h 55m

$144

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Tue 5/12

2:30 pm-5:20 pm

Nonstop2h 50m

Palm Beach Intl

Tue 5/19

6:45 am-1:50 pm

1 stop7h 05m

$195

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Wed 5/6

12:30 pm-4:55 pm

1 stop4h 25m

Palm Beach Intl

Wed 5/6

6:00 pm-10:40 pm

1 stop4h 40m

$200

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Sun 4/26

11:00 am-1:50 pm

Nonstop2h 50m

Palm Beach Intl

Fri 5/1

8:55 pm-11:38 pm

Nonstop2h 43m

$202

IslipWest Palm Beach

ISP - PBI

ISPPBI

Islip Long Island

Tue 4/21

3:36 pm-6:30 pm

Nonstop2h 54m

Palm Beach Intl

Fri 4/24

9:15 pm-11:58 pm

Nonstop2h 43m

$207

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, New York to United States

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

Delays

Other information

What is the cheapest Islip Long Island to United States flight route?

Fly from Islip Long Island to Boston Logan Intl for the best Islip Long Island - United States flight prices

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

There is only 1 cabin class available to choose from on Islip Long Island to United States 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 United States flights?

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

Cheap Islip, New York to United States flight deals and tips

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

Best Price Found	$80
Fastest flight time	1h 15m
Direct flights	Every day
Airports in United States	4,297 airports

The best one-way flight to United States from Islip, New York in the past 72 hours is $80. The best round-trip flight deal from Islip, New York to United States found on momondo in the last 72 hours is $82.

The fastest flight from Islip, New York to United States takes 1h 15m

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

There are 4,297 airports in United States. From Islip, New York there are direct flights to Myrtle Beach Intl (MYR).

Search flight deals

When did momondo last update prices for flights from Islip Long Island Airport to United States?
Prices for flights from Islip Long Island Airport to United States were last updated today.
How many operators does momondo search for flights from Islip Long Island Airport to United States?
As of March 2026, there are 6 operators available to choose from for flights from Islip Long Island Airport to United States.
How old do you have to be to fly from Islip Long Island Airport to United States?
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 Islip Long Island Airport to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents you'll need for your trip to United States 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 United States. 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 Islip, New York to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Islip, New York to United States is Airbus A320-100/200 (25.10% of total bookings). The next most popular plane models are Airbus A320neo (11.48%), Airbus A321neo (11.39%), and Airbus A220-300 (10.96%).

Best airlines flying from Islip, New York to United States

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $35	Free Cancellation	Rating 5.7 3,006 reviews	Search Frontier flights
JetBlue	PriceFrom $97	Free Cancellation	Rating 7.2 2,908 reviews	Search JetBlue flights
Delta	PriceFrom $142	Free Cancellation	Rating 7.9 8,367 reviews	Search Delta flights
Southwest	PriceFrom $174	Free Cancellation	Rating 8.0 4,334 reviews	Search Southwest flights
Cape Air	PriceFrom $475	Free Cancellation	Rating 9.3 34 reviews	Search Cape Air flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Islip to United States flights to just show those with flexible booking policies.

How can momondo help me find flights from Islip to United States?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to United States from Islip.

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

If you are not ready to book a flight from Islip to United States now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United States and let you know when they change.

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Flights to New Yorkfrom $48

Flights to Los Angelesfrom $53

Flights to Orlandofrom $55

Flights to Miamifrom $55

Flights to Chicagofrom $59

Flights to San Franciscofrom $68

Flights to Las Vegasfrom $54

Flights to Washington, D.C.from $56

Flights to Bostonfrom $66

Flights to Atlantafrom $50

Flights to Dallasfrom $55

Flights to Fort Lauderdalefrom $56

Cheap flights from Islip, New York to the United States from $43

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Frontier flights from Islip, New York to United States

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

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

momondo Fare Finder

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

See travel insights to the United States from

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

What is the cheapest Islip Long Island to United States flight route?

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

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

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

What airlines fly to United States?

How often are flights from Islip to the United States delayed?

What is the most punctual flight time for Islip to the United States flights?

What day of the week experiences the fewest flight delays on this route?

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

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

Cheap Islip, New York to United States flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in United States

Best airlines flying from Islip, New York to United States

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

Why use momondo?

An easier way to manage your United States 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

Popular cities in the United States

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

Islip, New York flight routes

According to popular flight searches on momondo this year

United States flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to the United States

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in the United States. Availability may vary depending on flight origin and airline.

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