Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Louisville to New York from $263

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 10/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Louisville to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
3:35 pm - 9:45 pm-
6h 10m
Southwest Logo
5:40 pm - 12:10 am-
6h 30m
$263Southwest
Sat, Oct 17 - Mon, Oct 19
Southwest Logo
5:35 am - 11:55 am-
6h 20m
Southwest Logo
12:25 pm - 5:00 pm-
4h 35m
$263Southwest
Sat, Oct 31 - Mon, Nov 2
Southwest Logo
5:35 am - 11:55 am-
6h 20m
Southwest Logo
12:25 pm - 9:35 pm-
9h 10m
$268Southwest
Sat, Oct 31 - Mon, Nov 2
Southwest Logo
6:30 am - 4:10 pm-
9h 40m
Southwest Logo
5:40 pm - 12:10 am-
6h 30m
$268Southwest
Sat, Oct 17 - Mon, Oct 19
Southwest Logo
6:30 am - 4:10 pm-
9h 40m
Southwest Logo
11:00 am - 9:35 pm-
10h 35m
$317Southwest
Sat, Oct 17 - Mon, Oct 19
Southwest Logo
11:50 am - 5:00 pm-
5h 10m
Southwest Logo
12:25 pm - 9:00 pm-
8h 35m
$319Southwest
Fri, Oct 30 - Sun, Nov 1
Southwest Logo
3:35 pm - 11:35 pm-
8h 00m
Southwest Logo
1:35 pm - 9:35 pm-
8h 00m
$324Southwest
Fri, Oct 30 - Sun, Nov 1
Southwest Logo
11:50 am - 5:00 pm-
5h 10m
Southwest Logo
12:25 pm - 5:00 pm-
4h 35m
$324Southwest
Fri, Oct 30 - Sun, Nov 1
Southwest Logo
11:50 am - 5:00 pm-
5h 10m
Southwest Logo
1:35 pm - 9:35 pm-
8h 00m
$329Southwest
Thu, Oct 29 - Sun, Nov 1
Southwest Logo
3:35 pm - 11:35 pm-
8h 00m
Southwest Logo
12:25 pm - 9:00 pm-
8h 35m
$334Southwest
Thu, Oct 29 - Sun, Nov 1

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Southwest flights from Louisville to Islip, New York

Our best Southwest deals on Louisville to Islip, New York flight tickets
Southwest
Oct 17
SDF3:35 pmLouisville Intl
6h 10m
1 stop
ISP9:45 pmIslip Long Island
Oct 19
ISP5:40 pmIslip Long Island
6h 30m
1 stop
SDF12:10 amLouisville Intl
$263
Southwest
Oct 17
SDF6:30 amLouisville Intl
9h 40m
2 stops
ISP4:10 pmIslip Long Island
Oct 19
ISP5:40 pmIslip Long Island
6h 30m
1 stop
SDF12:10 amLouisville Intl
$268
Southwest
Oct 17
SDF6:30 amLouisville Intl
9h 40m
2 stops
ISP4:10 pmIslip Long Island
Oct 19
ISP11:00 amIslip Long Island
10h 35m
2 stops
SDF9:35 pmLouisville Intl
$317

Breeze Airways flights from Louisville to Islip, New York

Our best Breeze Airways deals on Louisville to Islip, New York flight tickets
Breeze Airways
Oct 30
SDF10:25 amLouisville Intl
24h 55m
3 stops
ISP11:20 amIslip Long Island
Nov 1
ISP7:45 pmIslip Long Island
12h 17m
2 stops
SDF8:02 amLouisville Intl
$689
Breeze Airways
Oct 17
SDF9:11 pmLouisville Intl
13h 06m
1 stop
ISP10:17 amIslip Long Island
Oct 24
ISP3:43 pmIslip Long Island
42h 02m
2 stops
SDF9:45 amLouisville Intl
$708
Breeze Airways
Oct 15
SDF9:09 pmLouisville Intl
17h 13m
2 stops
ISP2:22 pmIslip Long Island
Oct 23
ISP3:02 pmIslip Long Island
19h 09m
1 stop
SDF10:11 amLouisville Intl
$758

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Islip, New York 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 August 4, 2026.
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 - ISP

SDFISP

Louisville Intl

Sat 10/17

3:35 pm-9:45 pm

1 stop6h 10m

Islip Long Island

Mon 10/19

5:40 pm-12:10 am

1 stop6h 30m

$263

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Sat 10/31

5:35 am-11:55 am

1 stop6h 20m

Islip Long Island

Mon 11/2

12:25 pm-5:00 pm

1 stop4h 35m

$263

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Sat 10/31

5:35 am-11:55 am

1 stop6h 20m

Islip Long Island

Mon 11/2

12:25 pm-9:35 pm

2 stops9h 10m

$268

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Sat 10/17

6:30 am-4:10 pm

2 stops9h 40m

Islip Long Island

Mon 10/19

5:40 pm-12:10 am

1 stop6h 30m

$268

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Sat 10/17

6:30 am-4:10 pm

2 stops9h 40m

Islip Long Island

Mon 10/19

11:00 am-9:35 pm

2 stops10h 35m

$317

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Fri 10/30

11:50 am-5:00 pm

1 stop5h 10m

Islip Long Island

Sun 11/1

12:25 pm-9:00 pm

2 stops8h 35m

$319

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Fri 10/30

3:35 pm-11:35 pm

2 stops8h 00m

Islip Long Island

Sun 11/1

1:35 pm-9:35 pm

2 stops8h 00m

$324
Quickest round-trip

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Fri 10/30

11:50 am-5:00 pm

1 stop5h 10m

Islip Long Island

Sun 11/1

12:25 pm-5:00 pm

1 stop4h 35m

$324

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Thu 10/29

11:50 am-5:00 pm

1 stop5h 10m

Islip Long Island

Sun 11/1

1:35 pm-9:35 pm

2 stops8h 00m

$329

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

Thu 10/29

3:35 pm-11:35 pm

2 stops8h 00m

Islip Long Island

Sun 11/1

12:25 pm-9:00 pm

2 stops8h 35m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

See travel insights to New York from

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

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

You could potentially save up to 7% 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

Fastest flight time

6h 10m

Direct flights

None
The fastest flight from Louisville to Islip, New York takes 6h 10m
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 6h 10m.

  • 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.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Southampton
Sag Harbor
Amagansett

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
Thu 9/3
Thu 9/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States