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

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The best prices from Islip Long Island to Las Vegas Harry Reid Intl are usually found in May or August, booked 15 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

How to find the cheapest flight from
Islip (ISP) to Las Vegas (LAS)

All the information you need to plan the best ISP to LAS flight in 2022: compare Islip to Las Vegas flight prices with the expected peak season, weather and rainfall in Las Vegas.
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 Wednesday 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.

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

August can be a great time to fly to Las Vegas from Islip, New York with a flight ticket averaging about $260. Cheapflights users have found deals in the month of August for as cheap as $64. The most expensive prices can be found in the month of December.

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 24 days in advance to save up to 18% 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 24 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 $262, or $304 for flights within the next 24 hours.

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 in the evening, which can drop the price by up to 7% versus a flight at noon.

Cheap flights from Islip to Las Vegas in May, June 2022

The best prices found for ISP to LAS flights for May, June
29 Jun - 6 Jul
$366pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
 
1 STOP
ISP
Islip Long Island
29 Jun - 6 Jul
$367pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
   
2 STOPS
ISP
Islip Long Island
7 Jun - 14 Jun
$370pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
   
2 STOPS
ISP
Islip Long Island

Islip Long Island to Las Vegas 2022 flight deals

Cheap flights to Las Vegas from Islip found for this year
20 Aug - 25 Aug
$316pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
 
1 STOP
ISP
Islip Long Island
25 Oct - 29 Oct
$320pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
   
2 STOPS
ISP
Islip Long Island
6 Jul - 13 Jul
$327pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
 
1 STOP
ISP
Islip Long Island

Last minute flights from Islip to Las Vegas

Late deals on round-trip flights to Las Vegas from Islip, departing today and this week
4 Jun - 14 Jun
$405pp
ISP
Islip Long Island
American Airlines
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
   
2 STOPS
ISP
Islip Long Island
4 Jun - 14 Jun
$410pp
ISP
Islip Long Island
American Airlines
   
2 STOPS
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
American Airlines
   
2 STOPS
ISP
Islip Long Island
1 Jun - 2 Jun
$441pp
ISP
Islip Long Island
Frontier
 
1 STOP
LAS
Las Vegas Harry Reid Intl
LAS
Las Vegas Harry Reid Intl
Frontier
   
2 STOPS
ISP
Islip Long Island

One-way flights to Harry Reid Intl from Islip

The cheapest one-way flights from Islip to Las Vegas
8:05 am - 6:36 pm
Multiple Airlines
2 Stops
13h 31m
ISP - LAS
Multiple Airlines
$231
Kiwi.com
1:38 pm - 9:05 am
Frontier
1 Stop
22h 27m
ISP - LAS
Frontier
$277
Kiwi.com
2:50 pm - 7:35 am
Breeze Airways
1 Stop
19h 45m
ISP - LAS
Breeze Airways
$297
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Islip</span> to <span class="emphasized">Las Vegas</span> flights.

Flight FAQs

From Islip to Las Vegas

Which airlines flying from Islip Long Island to Las Vegas Harry Reid Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Islip Long Island to Las Vegas Harry Reid Intl that may be offering flexible cancellation policies are American Airlines, Frontier, and JetBlue. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Islip, New York to Las Vegas for under $400 on Cheapflights?

Yes, there are multiple flights from Islip, New York to Las Vegas for under $400. The cheapest flight booked recently is on American Airlines for just $316, but on average you can expect to pay $344.

Are there last-minute flights available from Islip, New York to Las Vegas for under $500?

There are currently 20+ open flights from Islip, New York to Las Vegas within the next 7 days for less than $500.

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

Flying on American Airlines is currently your cheapest option to Las Vegas, with prices starting at $316.

What are the cheapest airlines to fly from Islip, New York to Las Vegas one-way?

The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $158. However, be on the lookout for offers from Breeze Airways and Frontier, as they are both options that can get you from Islip, New York to Las Vegas for a low price.

What are the cheapest flights from Islip, New York to Las Vegas?

Looking at all options, your cheapest flight can be booked for $189. While the most popular route (Islip Long Island - Las Vegas Harry Reid Intl) can be booked for $327 on average our data indicates $834 when flying from Islip, New York to Las Vegas.

What are the most popular airlines that fly from Islip, New York to Las Vegas?

American Airlines, JetBlue and Delta are the most popular airlines when flying from Islip, New York to Las Vegas.

COVID Restrictions

View COVID Travel Restrictions for Las Vegas, NV

Do I need a COVID test to fly to Las Vegas from Islip?

Information is based on travel restrictions for travel to Las Vegas Harry Reid Intl within the United States

Most visitors from Islip Long Island need to provide a negative COVID-19 test result and/or quarantine to enter Las Vegas Harry Reid Intl.

COVID-19 testing requirements
Visitors from Islip Long Island must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Las Vegas Harry Reid Intl.

Quarantine requirements
Visitors from Islip Long Island are not required to quarantine after entering Las Vegas Harry Reid Intl.

Do I need a test to fly back to Islip from Las Vegas?

Returning to Islip Long Island from Las Vegas Harry Reid Intl

COVID-19 testing requirements
Visitors from Las Vegas Harry Reid Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Islip Long Island.

Quarantine requirements
Visitors from Las Vegas Harry Reid Intl are not required to quarantine after entering Islip Long Island.

Hide COVID Travel Restrictions for Las Vegas, NV

Alternative routes for Islip to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Las Vegas

Things to know before you go - useful duration and weather info for your trip from Islip to Las Vegas.
Average temperature for May in Las Vegas
91.4 °F
Avg rainfall for May in Las Vegas
0.1 ″

Airports servicing Islip

Airports servicing Las Vegas

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