HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Las Vegas to Islip (LAS - ISP) from $163

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 8/28. 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
Jun 14 — Jun 211
From?
To?
Fri 6/14
Fri 6/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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 June 9, 2024.

Popular in

February

Cheapest in

November

Round-trip from

$214

One-way from

$163
High demand for flights, 35% potential price rise
Search Deals
Best time to find cheap flights, 36% potential price drop
Search Deals
From Las Vegas Harry Reid Intl to Islip Long Island
Search Deals
One-way flight from Las Vegas Harry Reid Intl to Islip Long Island
Search Deals

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 54% 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 $362.

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.

What is the cheapest time of day to fly from LAS to 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 Las Vegas to Islip flights in June & July 2024

Find cheap flight options from Las Vegas to Islip specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,022,473 searches. Prices were last updated on June 9, 2024.
Mon 7/2911:03 pmLAS - ISP
1 stop29h 55mFrontier
Mon 8/124:52 pmISP - LAS
1 stop20h 48mFrontier
Deal found 6/8$416
Sun 6/1610:07 pmLAS - ISP
1 stop30h 33mFrontier
Sat 6/224:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 6/8$621
Sun 6/1610:07 pmLAS - ISP
1 stop30h 33mFrontier
Sat 6/224:46 pmISP - LAS
1 stop20h 43mFrontier
Deal found 6/8$636

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 3,022,473 searches. Data last updated June 9, 2024.
Mon 7/2911:03 pmLAS - ISP
1 stop29h 55mFrontier
Mon 8/124:52 pmISP - LAS
1 stop20h 48mFrontier
Deal found 6/8$416
Sat 8/310:46 pmLAS - ISP
1 stop30h 12mFrontier
Mon 8/54:52 pmISP - LAS
1 stop20h 26mFrontier
Deal found 6/8$422
Sat 8/38:04 amLAS - ISP
3 stops26h 22mMultiple Airlines
Mon 8/55:47 pmISP - LAS
3 stops25h 59mMultiple Airlines
Deal found 6/8$539
Sat 8/38:04 amLAS - ISP
3 stops26h 22mMultiple Airlines
Mon 8/55:47 pmISP - LAS
2 stops16h 27mMultiple Airlines
Deal found 6/8$541
Sat 8/38:04 amLAS - ISP
3 stops26h 22mMultiple Airlines
Mon 8/51:57 pmISP - LAS
1 stop9h 02mMultiple Airlines
Deal found 6/8$552
Sun 6/1610:07 pmLAS - ISP
1 stop30h 33mFrontier
Sat 6/224:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 6/8$621
Sat 8/311:34 amLAS - ISP
2 stops21h 51mMultiple Airlines
Mon 8/51:57 pmISP - LAS
1 stop9h 02mMultiple Airlines
Deal found 6/8$625
Sun 6/1610:07 pmLAS - ISP
1 stop30h 33mFrontier
Sat 6/224:46 pmISP - LAS
1 stop20h 43mFrontier
Deal found 6/8$636

Las Vegas to Islip flights leaving soon

Find last-minute flight options from Las Vegas to Islip for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,022,473 searches. Data last updated June 9, 2024.
Sun 6/1610:07 pmLAS - ISP
1 stop30h 33mFrontier
Sat 6/224:46 pmISP - LAS
2 stops22h 06mFrontier
Deal found 6/8$621
Sun 6/1610:07 pmLAS - ISP
1 stop30h 33mFrontier
Sat 6/224:46 pmISP - LAS
1 stop20h 43mFrontier
Deal found 6/8$636

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 3,022,473 searches. Data last updated June 9, 2024.
Wed 8/2810:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 6/8$163
Thu 8/2910:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 6/8$213
Sat 6/1510:25 pmLAS - ISP
1 stop12h 33mFrontier
Deal found 6/8$552

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 3,022,473 searches. Data last updated June 9, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$416 - $625

Route

Depart

Return

Price

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Mon 7/29

1 stop29h 55m

Islip Long Island

Mon 8/12

1 stop20h 48m

$416

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Sat 8/3

1 stop30h 12m

Islip Long Island

Mon 8/5

1 stop20h 26m

$422

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Sat 8/3

3 stops26h 22m

Islip Long Island

Mon 8/5

3 stops25h 59m

$539

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Sat 8/3

3 stops26h 22m

Islip Long Island

Mon 8/5

2 stops16h 27m

$541

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Sat 8/3

3 stops26h 22m

Islip Long Island

Mon 8/5

1 stop9h 02m

$552

Las Vegas Harry Reid IntlIslip Long Island

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Sat 8/3

2 stops21h 51m

Islip Long Island

Mon 8/5

1 stop9h 02m

$625

Flights are sorted by cheapest first

Deals found on 6/8

What is the cheapest day 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 June 2, 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.
Search Deals

Best time to book a flight from Las Vegas to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Las Vegas with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 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 June 9, 2024.
Frontier
6.2
Okay
3,975 reviews

Entertainment

4.9

Boarding

6.5

Food

5.1

Comfort

5.8

Crew

7.0

Overall

6.2

Reviews

1 / 10

I'd thought there would be a complimentary drink atleast.

Frontier
6.2
Okay
3,975 reviews
Frontier
6.2
Okay
3,975 reviews

Entertainment

4.9

Boarding

6.5

Food

5.1

Comfort

5.8

Crew

7.0

Overall

6.2

Reviews

1 / 10

I'd thought there would be a complimentary drink atleast.

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 $500 on Cheapflights?

    Yes, there are multiple flights from Las Vegas to Islip, New York for under $500. The cheapest flight booked recently is on Frontier for just $416, but on average you can expect to pay $515.

  • Are there last-minute flights available from Las Vegas to Islip, New York for under $700?

    There are currently 2+ open flights from Las Vegas to Islip, New York within the next 7 days for less than $700.

  • 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 $416 on this airline.

  • 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 6/8.

  • What is the cheapest month to book a flight from Las Vegas to Islip, New York?

    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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Las Vegas to Islip
See prices for flight routes from nearby airports that may be better suited for you.

Las Vegas to John F Kennedy Intl flights
Las Vegas to Newark flights
Las Vegas to LaGuardia flights
Reno to John F Kennedy Intl flights
Reno to Newark flights
Reno to LaGuardia flights
Las Vegas to Buffalo flights
Las Vegas to Rochester flights
Las Vegas to Albany flights
Las Vegas to Syracuse flights
Reno to Buffalo flights
Las Vegas to White Plains flights
Reno to Albany flights
Reno to Rochester flights
Twin Falls to John F Kennedy Intl flights
Reno to White Plains flights
Las Vegas to Niagara Falls flights
Reno to Syracuse flights
Twin Falls to Newark flights
Las Vegas to Elmira flights
Las Vegas to Binghamton flights
Las Vegas to Stewart flights
Las Vegas to Rutland flights
Las Vegas to Plattsburgh flights
Las Vegas to Ithaca flights
Reno to Stewart flights
Las Vegas to Watertown flights
Reno to Ithaca flights
Reno to Elmira flights
Twin Falls to Albany flights
Reno to Binghamton flights

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 3,022,473 searches. Data last updated June 9, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$225Average$287FlexibilityNo cancel feeOn-time62%
New York to Singapore flights
Houston to San Francisco flights
Boston to Houston flights
Dallas to New Delhi flights
Boston to Chicago flights
Los Angeles to New Orleans flights
Pensacola to Orlando flights
Florida to The Bahamas flights
Minneapolis to Las Vegas flights
Los Angeles to Austin flights
Nashville to Seattle flights
Las Vegas to Istanbul Airport flights

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.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Gaziantep
Flights to Miyakojima Hirara
Flights to Figari-Sud Corse
Flights to Mason City
Flights to Komatsu
Flights to Sendai
Flights to Rhinelander Oneida County
Flights to Constanţa Mihail Kogalniceanu
Flights to Brainerd Crow Wing County
Flights to Reus
Flights to Virac
Flights to Neiva La Marguita
Flights to Pellston Emmet County
Flights to Urumqi
Flights to Bastia Poretta
Flights to Samos
Flights to Hyannis Barnstable
Flights to Provincetown
Flights to Alghero-Fertilia
Flights to Laayoune Hassan I
Flights to Devils Lake
Flights to Vava'u Lupepau'U
Flights to Hakodate
Flights to Edremit/Korfez
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines