Cheap flights from Islip to Las Vegas (ISP - LAS) from $165

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 6/6. 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.
ISP — LAS
May 27 — Jun 31

Cheap flight deals from Islip to Las Vegas

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Las Vegas (LAS). 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 22, 2024.

Popular in

July

Cheapest in

November

Round-trip from

$194

One-way from

$165
High demand for flights, 33% potential price rise
Best time to find cheap flights, 39% potential price drop
From Islip Long Island to Las Vegas Harry Reid Intl
One-way flight from Islip Long Island to Las Vegas Harry Reid Intl

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

Users have found that flying from Islip, New York to Las Vegas on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Travelers have found it’s best to book a flight 22 days in advance to save up to 44% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 22 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Islip, New York to Las Vegas 1-2 weeks in advance for as low as $398, or $563 for flights within the next 24 hours.

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

September can be a great time to fly to Las Vegas from Islip, New York with a flight ticket averaging about $408. Cheapflights users have found deals in the month of September for as cheap as $164. The most expensive prices can be found in the month of April.

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

When flying from Islip, New York to Las Vegas, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 39% versus a flight in the evening.

Cheap Frontier flights from Islip to Las Vegas

Explore cheap flight options specifically provided by Frontier for the route between Islip and Las Vegas. 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 2,730,072 searches. Data last updated May 22, 2024.
Mon 8/195:25 pmISP - LAS
1 stop20h 15mFrontier
Thu 8/2210:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$271
Mon 8/195:25 pmISP - LAS
1 stop20h 15mFrontier
Thu 8/2210:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$272
Thu 8/155:25 pmISP - LAS
1 stop20h 15mFrontier
Mon 8/1910:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/22$292
Tue 7/29:43 pmISP - LAS
1 stop15h 44mFrontier
Tue 7/910:30 pmLAS - ISP
1 stop31h 09mFrontier
Deal found 5/21$296
Tue 8/205:25 pmISP - LAS
1 stop20h 15mFrontier
Fri 8/2310:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$333
Tue 8/205:25 pmISP - LAS
1 stop20h 15mFrontier
Fri 8/2310:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$337
Tue 6/189:47 pmISP - LAS
1 stop15h 40mFrontier
Mon 6/2411:52 pmLAS - ISP
1 stop11h 02mFrontier
Deal found 5/21$342
Mon 6/34:49 pmISP - LAS
1 stop20h 50mFrontier
Fri 6/710:29 pmLAS - ISP
1 stop30h 11mFrontier
Deal found 5/21$343
Thu 6/610:23 pmISP - LAS
1 stop14h 01mFrontier
Mon 6/1011:52 pmLAS - ISP
1 stop11h 02mFrontier
Deal found 5/21$348

Cheap Islip to Las Vegas flights in May & June 2024

Find cheap flight options from Islip to Las Vegas specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Prices were last updated on May 22, 2024.
Tue 6/189:47 pmISP - LAS
1 stop15h 40mFrontier
Mon 6/2411:52 pmLAS - ISP
1 stop11h 02mFrontier
Deal found 5/21$342
Mon 6/34:49 pmISP - LAS
1 stop20h 50mFrontier
Fri 6/710:29 pmLAS - ISP
1 stop30h 11mFrontier
Deal found 5/21$343
Thu 6/610:23 pmISP - LAS
1 stop14h 01mFrontier
Mon 6/1011:52 pmLAS - ISP
1 stop11h 02mFrontier
Deal found 5/21$348
Sat 6/84:46 pmISP - LAS
1 stop20h 43mFrontier
Wed 6/1210:49 pmLAS - ISP
1 stop29h 51mFrontier
Deal found 5/21$352
Wed 6/194:46 pmISP - LAS
2 stops22h 06mFrontier
Fri 6/2110:29 pmLAS - ISP
1 stop30h 11mFrontier
Deal found 5/21$371
Sat 6/294:46 pmISP - LAS
2 stops22h 06mFrontier
Tue 7/210:29 pmLAS - ISP
1 stop30h 11mFrontier
Deal found 5/21$373
Wed 6/54:46 pmISP - LAS
1 stop20h 48mFrontier
Mon 6/1010:29 pmLAS - ISP
1 stop11h 36mFrontier
Deal found 5/21$378
Sat 6/84:46 pmISP - LAS
1 stop20h 43mFrontier
Sun 6/910:07 pmLAS - ISP
1 stop30h 33mFrontier
Deal found 5/21$415
Sat 6/84:46 pmISP - LAS
2 stops22h 06mFrontier
Sun 6/910:07 pmLAS - ISP
1 stop30h 33mFrontier
Deal found 5/21$440

Islip to Las Vegas 2024 flight deals

Discover exclusive flight deals for travel between Islip and Las Vegas in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated May 22, 2024.
Mon 8/195:25 pmISP - LAS
1 stop20h 15mFrontier
Thu 8/2210:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$271
Mon 8/195:25 pmISP - LAS
1 stop20h 15mFrontier
Thu 8/2210:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$272
Thu 8/155:25 pmISP - LAS
1 stop20h 15mFrontier
Mon 8/1910:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/22$292
Tue 7/29:43 pmISP - LAS
1 stop15h 44mFrontier
Tue 7/910:30 pmLAS - ISP
1 stop31h 09mFrontier
Deal found 5/21$296
Tue 8/205:25 pmISP - LAS
1 stop20h 15mFrontier
Fri 8/2310:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$333
Tue 8/205:25 pmISP - LAS
1 stop20h 15mFrontier
Fri 8/2310:29 pmLAS - ISP
1 stop30h 57mFrontier
Deal found 5/21$337
Tue 6/189:47 pmISP - LAS
1 stop15h 40mFrontier
Mon 6/2411:52 pmLAS - ISP
1 stop11h 02mFrontier
Deal found 5/21$342
Mon 6/34:49 pmISP - LAS
1 stop20h 50mFrontier
Fri 6/710:29 pmLAS - ISP
1 stop30h 11mFrontier
Deal found 5/21$343
Thu 6/610:23 pmISP - LAS
1 stop14h 01mFrontier
Mon 6/1011:52 pmLAS - ISP
1 stop11h 02mFrontier
Deal found 5/21$348

Islip to Las Vegas flights leaving soon

Find last-minute flight options from Islip to Las Vegas 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 2,730,072 searches. Data last updated May 22, 2024.
Fri 5/314:49 pmISP - LAS
1 stop20h 35mFrontier
Mon 6/310:29 pmLAS - ISP
1 stop11h 48mFrontier
Deal found 5/21$598

One-way flights to Las Vegas from Islip

Search for one-way flight options from Islip to Las Vegas. 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 2,730,072 searches. Data last updated May 22, 2024.
Thu 6/610:23 pmISP - LAS
1 stop14h 01mFrontier
Deal found 5/20$165
Thu 7/410:23 pmISP - LAS
1 stop13h 47mFrontier
Deal found 5/21$243
Thu 6/610:23 pmISP - LAS
2 stops16h 29mFrontier
Deal found 5/20$250
Sat 5/254:49 pmISP - LAS
1 stop20h 50mFrontier
Deal found 5/21$269
Thu 7/1810:22 pmISP - LAS
1 stop13h 48mFrontier
Deal found 5/21$315
Thu 6/2710:23 pmISP - LAS
1 stop14h 01mFrontier
Deal found 5/21$500
Tue 6/259:53 pmISP - LAS
1 stop15h 34mFrontier
Deal found 5/21$720

Find flights from Islip to Las Vegas within your budget

Customize your flight search to find flights from Islip to Las Vegas 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 2,730,072 searches. Data last updated May 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$271 - $348

Route

Depart

Return

Price

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Mon 8/19

1 stop20h 15m

Las Vegas Harry Reid Intl

Thu 8/22

1 stop30h 57m

$271

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Mon 8/19

1 stop20h 15m

Las Vegas Harry Reid Intl

Thu 8/22

1 stop30h 57m

$272

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Thu 8/15

1 stop20h 15m

Las Vegas Harry Reid Intl

Mon 8/19

1 stop30h 57m

$292

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Tue 7/2

1 stop15h 44m

Las Vegas Harry Reid Intl

Tue 7/9

1 stop31h 09m

$296

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Tue 8/20

1 stop20h 15m

Las Vegas Harry Reid Intl

Fri 8/23

1 stop30h 57m

$333

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Tue 8/20

1 stop20h 15m

Las Vegas Harry Reid Intl

Fri 8/23

1 stop30h 57m

$337

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Tue 6/18

1 stop15h 40m

Las Vegas Harry Reid Intl

Mon 6/24

1 stop11h 02m

$342

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Mon 6/3

1 stop20h 50m

Las Vegas Harry Reid Intl

Fri 6/7

1 stop30h 11m

$343

Islip Long IslandLas Vegas Harry Reid Intl

ISP - LAS

ISPLAS

Islip Long Island

Thu 6/6

1 stop14h 01m

Las Vegas Harry Reid Intl

Mon 6/10

1 stop11h 02m

$348

Flights are sorted by cheapest first

Deals found on 5/21

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

Use this chart to determine the cheapest time to fly round-trip from Islip to Las Vegas. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Islip, New York to Las Vegas flight should consider departing on Saturday 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 Islip to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Islip 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 Las Vegas by month

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

LAS

Temperature

48.2 - 93.2 °F

Reviews of airlines servicing Las Vegas

Get insights into the airlines that provide service to Las Vegas. 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 Las Vegas. Reviews last updated May 22, 2024.
6.3
Okay
4,046 reviews

Crew

7.1

Food

5.2

Overall

6.3

Entertainment

4.9

Boarding

6.6

Comfort

5.8

Reviews

1 / 10

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

6.3
Okay
4,046 reviews
6.3
Okay
4,046 reviews

Crew

7.1

Food

5.2

Overall

6.3

Entertainment

4.9

Boarding

6.6

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 Islip to Las Vegas. 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 Islip, New York to Las Vegas for under $300 on Cheapflights?

    Yes, there are multiple flights from Islip, New York to Las Vegas for under $300. The cheapest flight booked recently is on Frontier for just $271, but on average you can expect to pay $374.

  • Are there last-minute flights available from Islip, New York to Las Vegas for under $600?

    There are currently 1+ open flights from Islip, New York to Las Vegas within the next 7 days for less than $600.

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

    Flying on Frontier is currently your cheapest option to Las Vegas, with prices starting at $271. This flight start at 24% lower than the current average price 3 months from now.

  • What does ISP to LAS mean?

    Islip Long Island Airport is ISP and Las Vegas Harry Reid Intl Airport is LAS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

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

    The amount of baggage you can bring on your Islip to Las Vegas 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 Islip to Las Vegas with specific airlines?

    Yes, Cheapflights allows you to browse and filter Islip to Las Vegas 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 Islip to Las Vegas that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Las Vegas 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 Islip to Las Vegas that allow pets onboard?

    Many airlines flying from Islip to Las Vegas 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 Islip to Las Vegas?

    Yes, you can often find last-minute deals on Islip to Las Vegas 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 Islip, New York to Las Vegas flight deals updated?

    The Islip, New York to Las Vegas flight deals you see on this page were last updated on 5/22.

  • When is the best time to book a flight from Islip, New York to Las Vegas?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Las Vegas (average of $194). Flying from Islip, New York to Las Vegas in May is currently the most expensive (average of $256). 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.

Top 2 airlines flying from Islip to Las Vegas

Discover the top 2 airlines that operate flights from Islip to Las Vegas. 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 2,730,072 searches. Data last updated May 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$197Average$302FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Linear Air TaxiCheapest$43,344Average$86,679FlexibilityNo cancel feeOn-timeN/A
Search Linear Air Taxi flights

Search flights from Islip to Las Vegas by cabin class

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

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 Islip to Las Vegas?

Cheapflights makes it easy to find Islip to Las Vegas flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Islip to Las Vegas 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 Islip to Las Vegas with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Islip to Las Vegas flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Las Vegas from Islip today and book when prices fit your budget.

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