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Cheap flights from Louisville to New York from $297

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 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Louisville to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
3:20 pm - 10:05 pmSDF-ISP
6h 45m1 stop
Southwest Logo
5:50 am - 12:20 pmISP-SDF
6h 30m1 stop
$297Southwest
Find Deal
vie., dic. 5 - dom., dic. 7
Southwest Logo
5:30 am - 12:15 pmSDF-ISP
6h 45m1 stop
Southwest Logo
3:45 pm - 10:45 pmISP-SDF
7h 00m1 stop
$302Southwest
Find Deal
mié., dic. 3 - vie., ene. 23
Southwest Logo
6:45 am - 3:20 pmSDF-ISP
8h 35m2 stops
Southwest Logo
5:50 am - 12:20 pmISP-SDF
6h 30m1 stop
$303Southwest
Find Deal
vie., dic. 5 - dom., dic. 7
Southwest Logo
3:20 pm - 10:05 pmSDF-ISP
6h 45m1 stop
Southwest Logo
12:40 pm - 9:50 pmISP-SDF
9h 10m2 stops
$322Southwest
Find Deal
mié., dic. 3 - vie., ene. 23
Southwest Logo
5:30 am - 12:15 pmSDF-ISP
6h 45m1 stop
Southwest Logo
5:40 am - 1:15 pmISP-SDF
7h 35m1 stop
$337Southwest
Find Deal
mié., nov. 5 - lun., dic. 8
Southwest Logo
1:10 pm - 10:05 pmSDF-ISP
8h 55m2 stops
Southwest Logo
12:40 pm - 9:50 pmISP-SDF
9h 10m2 stops
$342Southwest
Find Deal
mié., dic. 3 - vie., ene. 23
Southwest Logo
6:45 am - 3:20 pmSDF-ISP
8h 35m2 stops
Southwest Logo
5:40 am - 1:15 pmISP-SDF
7h 35m1 stop
$343Southwest
Find Deal
mié., nov. 5 - lun., dic. 8
Southwest Logo
5:30 am - 12:50 pmSDF-ISP
7h 20m1 stop
Southwest Logo
5:30 pm - 12:15 amISP-SDF
6h 45m1 stop
$345Southwest
Find Deal
vie., dic. 12 - dom., dic. 14
Breeze Airways Logo
8:52 pm - 11:00 amSDF-ISP
38h 08m3 stops
Breeze Airways Logo
7:36 pm - 8:58 amISP-SDF
13h 22m2 stops
$614Breeze Airways
Find Deal
vie., nov. 7 - dom., nov. 9
Multiple Airlines Logo
5:40 am - 7:45 pmSDF-ISP
14h 05m3 stops
Multiple Airlines Logo
9:59 am - 2:48 pmISP-SDF
28h 49m2 stops
$1,137Multiple Airlines
Find Deal
sáb., ene. 3 - lun., ene. 5

Breeze Airways flights from Louisville to Islip, New York

Our best Breeze Airways deals on Louisville to Islip, New York flight tickets
Breeze Airways
Nov 7
SDF8:52 pmLouisville Intl
38h 08m
3 stops
ISP11:00 amIslip Long Island
Nov 9
ISP7:36 pmIslip Long Island
13h 22m
2 stops
SDF8:58 amLouisville Intl
$614
Find similar
Breeze Airways
Oct 31
SDF8:52 pmLouisville Intl
39h 08m
3 stops
ISP12:00 pmIslip Long Island
Nov 2
ISP7:36 pmIslip Long Island
13h 22m
2 stops
SDF8:58 amLouisville Intl
$767
Find similar
Breeze Airways
Oct 24
SDF8:52 pmLouisville Intl
23h 13m
2 stops
ISP8:05 pmIslip Long Island
Oct 26
ISP7:36 pmIslip Long Island
13h 22m
2 stops
SDF8:58 amLouisville Intl
$954
Find similar

Southwest flights from Louisville to Islip, New York

Our best Southwest deals on Louisville to Islip, New York flight tickets
Southwest
Dec 5
SDF3:20 pmLouisville Intl
6h 45m
1 stop
ISP10:05 pmIslip Long Island
Dec 7
ISP5:50 amIslip Long Island
6h 30m
1 stop
SDF12:20 pmLouisville Intl
$297
Find similar
Southwest
Dec 3
SDF5:30 amLouisville Intl
6h 45m
1 stop
ISP12:15 pmIslip Long Island
Jan 23
ISP3:45 pmIslip Long Island
7h 00m
1 stop
SDF10:45 pmLouisville Intl
$302
Find similar
Southwest
Dec 5
SDF6:45 amLouisville Intl
8h 35m
2 stops
ISP3:20 pmIslip Long Island
Dec 7
ISP5:50 amIslip Long Island
6h 30m
1 stop
SDF12:20 pmLouisville Intl
$303
Find similar

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 octubre 23, 2025.
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

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

vie. 12/5

3:20 pm-10:05 pm

1 stop6h 45m

Islip Long Island

dom. 12/7

5:50 am-12:20 pm

1 stop6h 30m

$297

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

mié. 12/3

5:30 am-12:15 pm

1 stop6h 45m

Islip Long Island

vie. 1/23

3:45 pm-10:45 pm

1 stop7h 00m

$302

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

vie. 12/5

6:45 am-3:20 pm

2 stops8h 35m

Islip Long Island

dom. 12/7

5:50 am-12:20 pm

1 stop6h 30m

$303

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

mié. 12/3

3:20 pm-10:05 pm

1 stop6h 45m

Islip Long Island

vie. 1/23

12:40 pm-9:50 pm

2 stops9h 10m

$322

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

mié. 11/5

5:30 am-12:15 pm

1 stop6h 45m

Islip Long Island

lun. 12/8

5:40 am-1:15 pm

1 stop7h 35m

$337

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

mié. 12/3

1:10 pm-10:05 pm

2 stops8h 55m

Islip Long Island

vie. 1/23

12:40 pm-9:50 pm

2 stops9h 10m

$342

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

mié. 11/5

6:45 am-3:20 pm

2 stops8h 35m

Islip Long Island

lun. 12/8

5:40 am-1:15 pm

1 stop7h 35m

$343

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

vie. 12/12

5:30 am-12:50 pm

1 stop7h 20m

Islip Long Island

dom. 12/14

5:30 pm-12:15 am

1 stop6h 45m

$345

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

vie. 11/7

8:52 pm-11:00 am

3 stops38h 08m

Islip Long Island

dom. 11/9

7:36 pm-8:58 am

2 stops13h 22m

$614

LouisvilleIslip

SDF - ISP

SDFISP

Louisville Intl

sáb. 1/3

5:40 am-7:45 pm

3 stops14h 05m

Islip Long Island

lun. 1/5

9:59 am-2:48 pm

2 stops28h 49m

$1,137

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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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

What airlines fly to Islip, New York?

Delta, American Airlines and United 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 40% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 7 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

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

Direct flights

None
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

  • 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 15m.

  • 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 many operators does momondo search for flights from Louisville Intl Airport to Islip Long Island Airport?

  • 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.

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

Best airlines flying from Louisville to Islip, New York

Compare and see reviews for airlines that fly from Louisville to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $276Free CancellationRating
8.0
4,236 reviews
Search Southwest flights

Traveling to a place near New York?

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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.

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sáb. 11/22
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