What airlines fly to Islip, New York?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Islip, New York from Louisville according to our data. Delta is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 6 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

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

Breeze Airways is the most popular carrier operating from Louisville Intl to Islip Long Island

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

Prices for flights from Louisville Intl Airport to Islip Long Island Airport are updated daily.

How old do you have to be to fly from Louisville Intl 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 Louisville Intl Airport to Islip Long Island Airport.

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

The necessary travel and health documents for your Islip Long Island Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$381 Cheap Flights from Louisville to Islip, New York in 2026/27

Find the cheapest flights from Louisville to New York

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 am - 12:05 pmSDF Louisville Intl-ISP Islip Long Island

6h 25m1 stop Baltimore/Washington

6:05 am - 1:00 pmISP Islip Long Island-SDF Louisville Intl

6h 55m1 stop Baltimore/Washington

$381Southwest

Sat, Dec 12 - Wed, Dec 16

5:40 am - 12:05 pmSDF Louisville Intl-ISP Islip Long Island

6h 25m1 stop Baltimore/Washington

6:30 am - 8:35 pmISP Islip Long Island-SDF Louisville Intl

14h 05m2 stops Orlando Chicago Midway

$386Southwest

Sat, Dec 12 - Wed, Dec 16

6:05 am - 2:55 pmSDF Louisville Intl-ISP Islip Long Island

8h 50m2 stops Orlando Baltimore/Washington

6:05 am - 2:20 pmISP Islip Long Island-SDF Louisville Intl

8h 15m2 stops Baltimore/Washington Orlando

$438Southwest

Sat, Dec 12 - Wed, Dec 16

5:40 am - 11:30 amSDF Louisville Intl-ISP Islip Long Island

5h 50m1 stop Baltimore/Washington

6:00 pm - 12:55 amISP Islip Long Island-SDF Louisville Intl

6h 55m1 stop Orlando

$533Southwest

Mon, Dec 28 - Sun, Jan 3

2:10 pm - 11:50 pmSDF Louisville Intl-ISP Islip Long Island

9h 40m2 stops Chicago Midway Baltimore/Washington

6:00 pm - 12:55 amISP Islip Long Island-SDF Louisville Intl

6h 55m1 stop Orlando

$538Southwest

Mon, Dec 28 - Sun, Jan 3

2:10 pm - 11:50 pmSDF Louisville Intl-ISP Islip Long Island

9h 40m2 stops Chicago Midway Baltimore/Washington

4:55 pm - 11:10 pmISP Islip Long Island-SDF Louisville Intl

6h 15m2 stops Baltimore/Washington Nashville Intl

$544Southwest

Mon, Dec 28 - Sun, Jan 3

9:31 pm - 3:11 pmSDF Louisville Intl-ISP Islip Long Island

17h 40m1 stop Fort Myers SW Florida Intl

6:17 pm - 8:47 pmISP Islip Long Island-SDF Louisville Intl

26h 30m1 stop Fort Myers SW Florida Intl

$708Breeze Airways

Sat, Jan 16 - Tue, Jan 19

5:12 pm - 8:59 amSDF Louisville Intl-ISP Islip Long Island

39h 47m3 stops Raleigh-Durham Columbus Charleston

3:43 pm - 9:45 amISP Islip Long Island-SDF Louisville Intl

42h 02m2 stops Vero Beach Pittsburgh

$973Breeze Airways

Sat, Dec 12 - Wed, Dec 16

5:12 pm - 8:59 amSDF Louisville Intl-ISP Islip Long Island

39h 47m3 stops Raleigh-Durham Columbus Charleston

7:49 pm - 9:45 amISP Islip Long Island-SDF Louisville Intl

37h 56m3 stops Fort Myers SW Florida Intl Greenville Pittsburgh

$998Breeze Airways

Sat, Dec 12 - Wed, Dec 16

7:59 pm - 12:00 pmSDF Louisville Intl-ISP Islip Long Island

16h 01m2 stops Charleston Norfolk

6:34 pm - 9:45 amISP Islip Long Island-SDF Louisville Intl

15h 11m3 stops Richmond Byrd Intl Hartford Bradley Intl Pittsburgh

$999Breeze Airways

Mon, Dec 28 - Sun, Jan 3

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

Breeze Airways flights from Louisville to Islip, New York

Our best Breeze Airways deals on Louisville to Islip, New York flight tickets

Breeze Airways

Jan 16

SDF9:31 pmLouisville Intl

17h 40m

1 stop

ISP3:11 pmIslip Long Island

Jan 19

ISP6:17 pmIslip Long Island

26h 30m

1 stop

SDF8:47 pmLouisville Intl

$708

Breeze Airways

Dec 12

SDF5:12 pmLouisville Intl

39h 47m

3 stops

ISP8:59 amIslip Long Island

Dec 16

ISP3:43 pmIslip Long Island

42h 02m

2 stops

SDF9:45 amLouisville Intl

$973

Breeze Airways

Dec 12

SDF5:12 pmLouisville Intl

39h 47m

3 stops

ISP8:59 amIslip Long Island

Dec 16

ISP7:49 pmIslip Long Island

37h 56m

3 stops

SDF9:45 amLouisville Intl

$998

Southwest flights from Louisville to Islip, New York

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

Southwest

Dec 12

SDF5:40 amLouisville Intl

6h 25m

1 stop

ISP12:05 pmIslip Long Island

Dec 16

ISP6:05 amIslip Long Island

6h 55m

1 stop

SDF1:00 pmLouisville Intl

$381

Southwest

Dec 12

SDF5:40 amLouisville Intl

6h 25m

1 stop

ISP12:05 pmIslip Long Island

Dec 16

ISP6:30 amIslip Long Island

14h 05m

2 stops

SDF8:35 pmLouisville Intl

$386

Southwest

Dec 12

SDF6:05 amLouisville Intl

8h 50m

2 stops

ISP2:55 pmIslip Long Island

Dec 16

ISP6:05 amIslip Long Island

8h 15m

2 stops

SDF2:20 pmLouisville Intl

$438

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Sat 12/12

5:40 am-12:05 pm

1 stop6h 25m

Islip Long Island

Wed 12/16

6:05 am-1:00 pm

1 stop6h 55m

$381

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Sat 12/12

5:40 am-12:05 pm

1 stop6h 25m

Islip Long Island

Wed 12/16

6:30 am-8:35 pm

2 stops14h 05m

$386

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Sat 12/12

6:05 am-2:55 pm

2 stops8h 50m

Islip Long Island

Wed 12/16

6:05 am-2:20 pm

2 stops8h 15m

$438

Quickest round-trip

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Mon 12/28

5:40 am-11:30 am

1 stop5h 50m

Islip Long Island

Sun 1/3

6:00 pm-12:55 am

1 stop6h 55m

$533

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Mon 12/28

2:10 pm-11:50 pm

2 stops9h 40m

Islip Long Island

Sun 1/3

6:00 pm-12:55 am

1 stop6h 55m

$538

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Mon 12/28

2:10 pm-11:50 pm

2 stops9h 40m

Islip Long Island

Sun 1/3

4:55 pm-11:10 pm

2 stops6h 15m

$544

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Sat 1/16

9:31 pm-3:11 pm

1 stop17h 40m

Islip Long Island

Tue 1/19

6:17 pm-8:47 pm

1 stop26h 30m

$708

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Sat 12/12

5:12 pm-8:59 am

3 stops39h 47m

Islip Long Island

Wed 12/16

3:43 pm-9:45 am

2 stops42h 02m

$973

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Sat 12/12

5:12 pm-8:59 am

3 stops39h 47m

Islip Long Island

Wed 12/16

7:49 pm-9:45 am

3 stops37h 56m

$998

LouisvilleIslip

SDF Louisville Intl - ISP Islip Long Island

SDFISP

Louisville Intl

Mon 12/28

7:59 pm-12:00 pm

2 stops16h 01m

Islip Long Island

Sun 1/3

6:34 pm-9:45 am

3 stops15h 11m

$999

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville 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

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

You could potentially save up to 6% on your flight if you consider stops on a Louisville to Islip, New York flight.

When to book flights from Louisville to Islip, New York

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

Estimated round-trip price

Cheap Louisville to Islip, New York (SDF to ISP) flight deals and tips

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

Best Price Found	$535
Fastest flight time	5h 50m
Direct flights	None

The best one-way flight to Islip, New York from Louisville in the past 72 hours is $535. The best round-trip flight deal from Louisville to Islip, New York found on momondo in the last 72 hours is $381.

The fastest flight from Louisville to Islip, New York takes 5h 50m

There are no direct flights from Louisville to Islip, New York. There are no popular flight routes from Louisville to Islip, New York.

Search flight deals

Frequently asked questions about flying from Louisville to Islip, New York

How far is Louisville Intl to Islip Long Island by plane?
A flight from Louisville Intl to Islip Long Island will travel around 689.3 mi. In terms of flight time, this usually takes a little over 5h 50m.
When did momondo last update prices for flights from Louisville Intl Airport to Islip Long Island Airport?
Prices for flights from Louisville Intl Airport to Islip Long Island Airport are updated daily.
How old do you have to be to fly from Louisville Intl 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 Louisville Intl Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The necessary travel and health documents for your Islip Long Island Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Montauk

Riverhead

Southampton

Amagansett

Sag Harbor

Why use momondo?

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

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

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

Yes. All flights to Islip from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Louisville 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 Louisville to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Louisville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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

Tue 12/15

Tue 12/22

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

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Louisville

Complete your trip

Feeling lucky

Cheap flights from Louisville to New York from $381

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to New York departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Louisville to New York

Cheap round-trip flights

Cheap one-way flights

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

Breeze Airways flights from Louisville to Islip, New York

Our best Breeze Airways deals on Louisville to Islip, New York flight tickets

Southwest flights from Louisville to Islip, New York

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

momondo Fare Finder

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

See travel insights to New York from

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

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

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

What airlines fly to Islip, New York?

When to book flights from Louisville to Islip, New York

Cheap Louisville to Islip, New York (SDF to ISP) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Louisville to Islip, New York

Traveling to a place near New York?

Why use momondo?

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

Fly your favorite airline to New York

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

Cabin classes currently available on flights to New York

List of cabin classes available on flights landing in New York. Availability may vary depending on flight origin and airline.

Popular cities in the United States

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

Fly to other destinations from Louisville

According to popular flight searches on momondo this year

Complete your trip to New York

Explore popular destinations other users love

According to popular flight searches on momondo this year