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Cheap flights from Las Vegas to New York from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to New York departing on 3/25. 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 Las Vegas to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:34 pm - 2:55 pm
LAS
-
ISP
12h 21m
1 stop
Frontier Logo
10:03 am - 10:29 pm
ISP
-
LAS
15h 26m
1 stop
$242Frontier
Thu, May 14 - Wed, May 27
Frontier Logo
11:59 pm - 4:58 pm
LAS
-
ISP
13h 59m
1 stop
Frontier Logo
8:31 pm - 11:05 am
ISP
-
LAS
17h 34m
1 stop
$245Frontier
Mon, Apr 6 - Mon, Apr 20
Frontier Logo
11:34 pm - 2:55 pm
LAS
-
ISP
12h 21m
1 stop
Frontier Logo
10:03 am - 10:29 pm
ISP
-
LAS
15h 26m
1 stop
$246Frontier
Thu, May 14 - Tue, May 26
Frontier Logo
11:34 pm - 2:55 pm
LAS
-
ISP
12h 21m
1 stop
Frontier Logo
10:03 am - 10:29 pm
ISP
-
LAS
15h 26m
1 stop
$266Frontier
Thu, May 14 - Sat, May 30
Frontier Logo
11:34 pm - 2:55 pm
LAS
-
ISP
12h 21m
1 stop
Frontier Logo
10:03 am - 10:29 pm
ISP
-
LAS
15h 26m
1 stop
$286Frontier
Thu, May 14 - Fri, May 29
Frontier Logo
11:59 pm - 9:08 am
LAS
-
ISP
30h 09m
1 stop
Frontier Logo
10:03 am - 10:29 pm
ISP
-
LAS
15h 26m
1 stop
$290Frontier
Thu, May 28 - Sun, May 31
Frontier Logo
11:59 pm - 9:13 am
LAS
-
ISP
30h 14m
1 stop
Frontier Logo
4:07 pm - 10:36 pm
ISP
-
LAS
9h 29m
1 stop
$312Frontier
Wed, May 6 - Fri, May 8
Frontier Logo
11:34 pm - 2:55 pm
LAS
-
ISP
12h 21m
1 stop
Frontier Logo
10:03 am - 10:29 pm
ISP
-
LAS
15h 26m
1 stop
$346Frontier
Sat, May 16 - Wed, May 27
Frontier Logo
11:59 pm - 12:47 pm
LAS
-
ISP
9h 48m
1 stop
Frontier Logo
1:22 pm - 10:49 pm
ISP
-
LAS
12h 27m
1 stop
$350Frontier
Thu, Mar 12 - Mon, Mar 16
Southwest Logo
6:50 am - 6:30 pm
LAS
-
ISP
8h 40m
2 stops
Southwest Logo
4:30 pm - 11:20 pm
ISP
-
LAS
9h 50m
1 stop
$362Southwest
Tue, Apr 7 - Thu, Apr 9

Frontier flights from Las Vegas to Islip, New York

Our best Frontier deals on Las Vegas to Islip, New York flight tickets
Frontier
May 14
LAS11:34 pmLas Vegas Harry Reid Intl
12h 21m
1 stop
ISP2:55 pmIslip Long Island
May 27
ISP10:03 amIslip Long Island
15h 26m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
$242
Frontier
Apr 6
LAS11:59 pmLas Vegas Harry Reid Intl
13h 59m
1 stop
ISP4:58 pmIslip Long Island
Apr 20
ISP8:31 pmIslip Long Island
17h 34m
1 stop
LAS11:05 amLas Vegas Harry Reid Intl
$245
Frontier
May 14
LAS11:34 pmLas Vegas Harry Reid Intl
12h 21m
1 stop
ISP2:55 pmIslip Long Island
May 26
ISP10:03 amIslip Long Island
15h 26m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
$246

Southwest flights from Las Vegas to Islip, New York

Our best Southwest deals on Las Vegas to Islip, New York flight tickets
Southwest
Apr 7
LAS6:50 amLas Vegas Harry Reid Intl
8h 40m
2 stops
ISP6:30 pmIslip Long Island
Apr 9
ISP4:30 pmIslip Long Island
9h 50m
1 stop
LAS11:20 pmLas Vegas Harry Reid Intl
$362
Southwest
Apr 7
LAS6:50 amLas Vegas Harry Reid Intl
8h 40m
2 stops
ISP6:30 pmIslip Long Island
Apr 8
ISP12:30 pmIslip Long Island
10h 20m
2 stops
LAS7:50 pmLas Vegas Harry Reid Intl
$367
Southwest
Apr 7
LAS10:15 pmLas Vegas Harry Reid Intl
12h 35m
1 stop
ISP1:50 pmIslip Long Island
Apr 8
ISP4:10 pmIslip Long Island
7h 35m
1 stop
LAS8:45 pmLas Vegas Harry Reid Intl
$407

momondo Fare Finder

 
Customize your flight search to find flights from Las Vegas 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 February 28, 2026.
Use the filters below to find and compare flights from Las Vegas to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 5/14

11:34 pm-2:55 pm

1 stop12h 21m

Islip Long Island

Wed 5/27

10:03 am-10:29 pm

1 stop15h 26m

$242

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Mon 4/6

11:59 pm-4:58 pm

1 stop13h 59m

Islip Long Island

Mon 4/20

8:31 pm-11:05 am

1 stop17h 34m

$245

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 5/14

11:34 pm-2:55 pm

1 stop12h 21m

Islip Long Island

Tue 5/26

10:03 am-10:29 pm

1 stop15h 26m

$246

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 5/14

11:34 pm-2:55 pm

1 stop12h 21m

Islip Long Island

Sat 5/30

10:03 am-10:29 pm

1 stop15h 26m

$266

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 5/14

11:34 pm-2:55 pm

1 stop12h 21m

Islip Long Island

Fri 5/29

10:03 am-10:29 pm

1 stop15h 26m

$286

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 5/28

11:59 pm-9:08 am

1 stop30h 09m

Islip Long Island

Sun 5/31

10:03 am-10:29 pm

1 stop15h 26m

$290

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Wed 5/6

11:59 pm-9:13 am

1 stop30h 14m

Islip Long Island

Fri 5/8

4:07 pm-10:36 pm

1 stop9h 29m

$312

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Sat 5/16

11:34 pm-2:55 pm

1 stop12h 21m

Islip Long Island

Wed 5/27

10:03 am-10:29 pm

1 stop15h 26m

$346

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 3/12

11:59 pm-12:47 pm

1 stop9h 48m

Islip Long Island

Mon 3/16

1:22 pm-10:49 pm

1 stop12h 27m

$350

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Tue 4/7

6:50 am-6:30 pm

2 stops8h 40m

Islip Long Island

Thu 4/9

4:30 pm-11:20 pm

1 stop9h 50m

$362

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Las Vegas 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 airline that flies from Las Vegas Harry Reid Intl to Islip Long Island?

Frontier and Southwest are the most popular carriers operating from Las Vegas Harry Reid Intl to Islip Long Island

What airlines fly to Islip, New York?

United Airlines, Delta and JetBlue are the top three most popular airlines that fly to Islip, New York from Las Vegas according to our data. United Airlines is the first choice among our users, with 27% 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 Las Vegas to Islip, New York

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

Cheap Las Vegas to Islip, New York (LAS to ISP) flight deals and tips

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

Fastest flight time

8h 17m

Direct flights

None
The fastest flight from Las Vegas to Islip, New York takes 8h 17m
There are no direct flights from Las Vegas to Islip, New York. There are no popular flight routes from Las Vegas to Islip, New York.
Search flight deals

  • How far is Las Vegas Harry Reid Intl to Islip Long Island by plane?

    A flight from Las Vegas Harry Reid Intl to Islip Long Island will travel around 2267.0 mi. In terms of flight time, this usually takes a little over 8h 17m.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Islip Long Island Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Islip Long Island Airport are updated daily.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Islip Long Island Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Islip Long Island Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Islip Long Island Airport.

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

    The required travel and health documents for your Islip Long Island Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Islip Long Island Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Las Vegas to Islip, New York

Compare and see reviews for airlines that fly from Las Vegas to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $356Free CancellationRating
8.0
4,303 reviews
Search Southwest flights

Traveling to a place near New York?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Las Vegas to Islip. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Las Vegas 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 Las Vegas to Islip?

momondo provides multiple filters to help you find the best flight to Islip from Las Vegas. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Las Vegas to Islip flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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