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Cheap flights from Las Vegas to Islip (LAS - ISP) from $135

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LAS — ISP
May 25 — Jun 11
From?
To?
Sat 5/25
Sat 6/1
1 adult, Economy
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Cheap flight deals from Las Vegas to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 20, 2024.

Popular in

February

Cheapest in

November

Round-trip from

$214

One-way from

$135
High demand for flights, 35% potential price rise
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Best time to find cheap flights, 36% potential price drop
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From Las Vegas Harry Reid Intl to Islip Long Island
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One-way flight from Las Vegas Harry Reid Intl to Islip Long Island
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What is the cheapest day to fly round-trip from Las Vegas to Islip, New York?

Wednesday flights are generally found to be more expensive for flights from Las Vegas to Islip, New York. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Islip, New York.

How far in advance should I book a flight from Las Vegas to Islip, New York?

Find a great deal and save up to 55% by booking at least 25 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Las Vegas to Islip, New York within the next two weeks, with the cheapest ticket starting at $363.

What is the cheapest month to fly from Las Vegas to Islip, New York?

Flights from Las Vegas to Islip, New York lean towards being more expensive in December. Prices are generally better when you fly from Las Vegas to Islip, New York in August, with the cheapest ticket starting at $134.

When is the cheapest time to fly from Las Vegas to Islip, New York (LAS - ISP)?

It’s optimal to fly from Las Vegas to Islip, New York at noon. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the morning.

Cheap Frontier flights from Las Vegas to Islip

Explore cheap flight options specifically provided by Frontier for the route between Las Vegas and Islip. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,621,518 searches. Data last updated May 20, 2024.
Tue 7/910:30 pmLAS - ISP
1 stop31h 09mFrontier
Sat 7/134:59 pmISP - LAS
1 stop20h 16mFrontier
Deal found 5/19$235
Thu 6/610:18 pmLAS - ISP
1 stop30h 22mFrontier
Mon 6/104:46 pmISP - LAS
1 stop20h 41mFrontier
Deal found 5/19$236
Thu 6/610:18 pmLAS - ISP
1 stop30h 22mFrontier
Mon 6/104:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 5/19$241
Mon 8/511:32 pmLAS - ISP
1 stop8h 02mFrontier
Thu 8/810:22 pmISP - LAS
1 stop13h 48mFrontier
Deal found 5/19$279
Thu 9/1210:29 pmLAS - ISP
1 stop19h 16mFrontier
Sat 9/1410:00 amISP - LAS
1 stop27h 40mFrontier
Deal found 5/19$323
Wed 6/1910:49 pmLAS - ISP
1 stop29h 51mFrontier
Wed 6/264:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 5/19$414
Wed 6/1210:49 pmLAS - ISP
1 stop12h 09mFrontier
Sun 6/1610:23 pmISP - LAS
1 stop14h 01mFrontier
Deal found 5/19$428
Wed 6/1910:49 pmLAS - ISP
1 stop29h 51mFrontier
Wed 6/264:46 pmISP - LAS
1 stop20h 48mFrontier
Deal found 5/19$517
Wed 6/2610:49 pmLAS - ISP
1 stop12h 09mFrontier
Wed 7/174:52 pmISP - LAS
1 stop20h 28mFrontier
Deal found 5/19$546

Cheap Las Vegas to Islip flights in May & June 2024

Find cheap flight options from Las Vegas to Islip specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,621,518 searches. Prices were last updated on May 20, 2024.
Thu 6/610:18 pmLAS - ISP
1 stop30h 22mFrontier
Mon 6/104:46 pmISP - LAS
1 stop20h 41mFrontier
Deal found 5/19$236
Thu 6/610:18 pmLAS - ISP
1 stop30h 22mFrontier
Mon 6/104:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 5/19$241
Wed 6/1910:49 pmLAS - ISP
1 stop29h 51mFrontier
Wed 6/264:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 5/19$414
Wed 6/1210:49 pmLAS - ISP
1 stop12h 09mFrontier
Sun 6/1610:23 pmISP - LAS
1 stop14h 01mFrontier
Deal found 5/19$428
Wed 6/1910:49 pmLAS - ISP
1 stop29h 51mFrontier
Wed 6/264:46 pmISP - LAS
1 stop20h 48mFrontier
Deal found 5/19$517
Wed 6/2610:49 pmLAS - ISP
1 stop12h 09mFrontier
Wed 7/174:52 pmISP - LAS
1 stop20h 28mFrontier
Deal found 5/19$546

Las Vegas to Islip 2024 flight deals

Discover exclusive flight deals for travel between Las Vegas and Islip in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,621,518 searches. Data last updated May 20, 2024.
Tue 7/910:30 pmLAS - ISP
1 stop31h 09mFrontier
Sat 7/134:59 pmISP - LAS
1 stop20h 16mFrontier
Deal found 5/19$235
Thu 6/610:18 pmLAS - ISP
1 stop30h 22mFrontier
Mon 6/104:46 pmISP - LAS
1 stop20h 41mFrontier
Deal found 5/19$236
Thu 6/610:18 pmLAS - ISP
1 stop30h 22mFrontier
Mon 6/104:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 5/19$241
Mon 8/511:32 pmLAS - ISP
1 stop8h 02mFrontier
Thu 8/810:22 pmISP - LAS
1 stop13h 48mFrontier
Deal found 5/19$279
Thu 9/1210:29 pmLAS - ISP
1 stop19h 16mFrontier
Sat 9/1410:00 amISP - LAS
1 stop27h 40mFrontier
Deal found 5/19$323
Wed 6/1910:49 pmLAS - ISP
1 stop29h 51mFrontier
Wed 6/264:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 5/19$414
Wed 6/1210:49 pmLAS - ISP
1 stop12h 09mFrontier
Sun 6/1610:23 pmISP - LAS
1 stop14h 01mFrontier
Deal found 5/19$428
Wed 6/1910:49 pmLAS - ISP
1 stop29h 51mFrontier
Wed 6/264:46 pmISP - LAS
1 stop20h 48mFrontier
Deal found 5/19$517
Wed 6/2610:49 pmLAS - ISP
1 stop12h 09mFrontier
Wed 7/174:52 pmISP - LAS
1 stop20h 28mFrontier
Deal found 5/19$546

One-way flights to Islip from Las Vegas

Search for one-way flight options from Las Vegas to Islip. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,621,518 searches. Data last updated May 20, 2024.
Wed 6/510:49 pmLAS - ISP
1 stop12h 09mFrontier
Deal found 5/19$135
Fri 6/1410:29 pmLAS - ISP
1 stop30h 11mFrontier
Deal found 5/19$179
Fri 6/710:29 pmLAS - ISP
1 stop30h 11mFrontier
Deal found 5/19$180
Sat 6/810:25 pmLAS - ISP
1 stop12h 33mFrontier
Deal found 5/19$215
Mon 5/2710:29 pmLAS - ISP
1 stop11h 48mFrontier
Deal found 5/19$555

Find flights from Las Vegas to Islip within your budget

Customize your flight search to find flights from Las Vegas to Islip 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, Cheapflights users made 2,621,518 searches. Data last updated May 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$235 - $546

Route

Depart

Return

Price

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Tue 7/9

1 stop31h 09m

Islip Long Island

Sat 7/13

1 stop20h 16m

$235

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 6/6

1 stop30h 22m

Islip Long Island

Mon 6/10

1 stop20h 41m

$236

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 6/6

1 stop30h 22m

Islip Long Island

Mon 6/10

2 stops22h 06m

$241

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Mon 8/5

1 stop8h 02m

Islip Long Island

Thu 8/8

1 stop13h 48m

$279

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 9/12

1 stop19h 16m

Islip Long Island

Sat 9/14

1 stop27h 40m

$323

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Wed 6/19

1 stop29h 51m

Islip Long Island

Wed 6/26

2 stops22h 06m

$414

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Wed 6/12

1 stop12h 09m

Islip Long Island

Sun 6/16

1 stop14h 01m

$428

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Wed 6/19

1 stop29h 51m

Islip Long Island

Wed 6/26

1 stop20h 48m

$517

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Wed 6/26

1 stop12h 09m

Islip Long Island

Wed 7/17

1 stop20h 28m

$546

Flights are sorted by cheapest first

Deals found on 5/19

When is the cheapest time to fly from Las Vegas to Islip, New York?

Use this chart to determine the cheapest time to fly round-trip from Las Vegas to Islip. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Las Vegas to Islip, New York flight should consider departing on Thursday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Islip by month

Plan your trip from Las Vegas to Islip by taking into account the cheapest months to travel. The average price of a one-way flight from Las Vegas to Islip is currently $253 while a round-trip flight costs $358. Price data was last updated on May 12, 2024.

Currently, December is the cheapest month in which you can book a flight from Las Vegas to Islip, New York (average of $78). Flying from Las Vegas to Islip, New York in February is currently the most expensive (average of $151). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$101

February

$151

March

$135

April

$125

May

$119

June

$134

July

$150

August

$110

September

$90

October

$100

November

$88

December

$78

Temperature and rainfall in Islip by month

Plan your trip to Islip by taking into account the average temperature and rainfall totals by month.

NYC

Temperature

33.8 - 77 °F

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated May 20, 2024.
Frontier
6.3
Okay
4,051 reviews
Check prices

Food

5.2

Boarding

6.6

Entertainment

4.9

Crew

7.1

Overall

6.3

Comfort

5.8

Reviews

1 / 10

Inexpensive flight, and everything is an extra charge, so okay, fair deal!

Frontier
6.3
Okay
4,051 reviews
Frontier
6.3
Okay
4,051 reviews
Check prices

Food

5.2

Boarding

6.6

Entertainment

4.9

Crew

7.1

Overall

6.3

Comfort

5.8

Reviews

1 / 10

Inexpensive flight, and everything is an extra charge, so okay, fair deal!

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Las Vegas to Islip, New York for under $300 on Cheapflights?

    Yes, there are multiple flights from Las Vegas to Islip, New York for under $300. The cheapest flight booked recently is on Frontier for just $235, but on average you can expect to pay $357.

  • What is the cheapest airline to fly from Las Vegas to Islip, New York round-trip?

    Our cheapest airline available from Las Vegas to Islip, New York is Frontier. Our recent data shows that you can find tickets from as low as $235 on this airline. Users have found that Frontier is 29% cheaper than the other options available to this destination.

  • What does LAS to ISP mean?

    LAS and ISP are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LAS to ISP refers to a flight route from Las Vegas Harry Reid Intl Airport to Islip Long Island Airport.

  • Can I find deals for flights from Las Vegas to Islip that include extra baggage allowance?

    The amount of baggage you can bring on your Las Vegas to Islip flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Las Vegas to Islip with specific airlines?

    Yes, Cheapflights allows you to browse and filter Las Vegas to Islip flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Las Vegas to Islip that include hotel bookings?

    Yes. In addition to deals on Las Vegas to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Las Vegas to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to Islip.

  • Can I find deals for business class flights from Las Vegas to Islip?

    Yes. Cheapflights offers flight deals from Las Vegas to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Las Vegas to Islip that allow pets onboard?

    Many airlines flying from Las Vegas to Islip offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Las Vegas to Islip?

    Yes, you can often find last-minute deals on Las Vegas to Islip flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Las Vegas to Islip, New York flight deals updated?

    The Las Vegas to Islip, New York flight deals you see on this page were last updated on 5/19.

See more FAQs

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Top airline flying from Las Vegas to Islip

Discover the top airline that operate flights from Las Vegas to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,621,518 searches. Data last updated May 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$225Average$287FlexibilityNo cancel feeOn-time62%
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Search flights from Las Vegas to Islip by cabin class

Find flights from Las Vegas to Islip, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Las Vegas to Islip?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Las Vegas to Islip. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Las Vegas to Islip?

Millions of users choose and trust Cheapflights to book the best flight deals from Las Vegas to Islip for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Las Vegas to Islip with no change fees?

Yes! Cheapflights helps users easily find flights from Las Vegas to Islip with no change fees.

Can Cheapflights notify me if prices for flights from Las Vegas to Islip become cheaper?

Of course! You can now track prices for flights from Las Vegas to Islip and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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