Cheap Flight Tickets from Islip (ISP) to Las Vegas (LAS), Starting at $435

Good to Know: Cheapest and Fastest ISP - LAS Flights

Useful information for finding best airline tickets from Long Island Mac Arthur to McCarran International on your next trip.

Cheapest Round Trip Flight

$435

WN Southwest Airlines • 1 stop • 15h

Feb 14 – Feb 19

The cheapest round trip flight from Islip to Las Vegas (ISP-LAS-ISP) is currently $435

🔍 Search Flights

Fastest Flight

15h

The fastest nonstop flight from Islip to Las Vegas (ISP-LAS) takes 15h

Top Airlines Flying from Islip to Las Vegas

Southwest Airlines-WN

Southwest Airlines

Latest Flight Deals from Islip (ISP) to Las Vegas (LAS)

Compare and book low fare round-trip air tickets from Islip to Las Vegas. Ideal for travelers with confirmed return itineraries.

Feb 14 - Feb 19, Economy
WN
Islip → Las Vegas
15h
4:25 PM - 10:25 PM • 1 stop
WN
Islip → Las Vegas
17h
10:25 PM - 11:45 AM • 1 stop
$435
Southwest Airlines
Feb 14 - Feb 19, Economy
WN
Islip → Las Vegas
20h
5:45 AM - 2:45 PM • 2 stops
WN
Islip → Las Vegas
10h 30m
2:20 PM - 11:50 PM • 1 stop
$441
Southwest Airlines
Feb 14 - Feb 19, Economy
WN
Islip → Las Vegas
16h 55m
5:45 AM - 1:00 PM • 2 stops
WN
Islip → Las Vegas
13h 55m
7:10 AM - 6:45 PM • 1 stop
$441
Southwest Airlines
Feb 14 - Feb 19, Economy
WN
Islip → Las Vegas
15h 25m
5:45 AM - 12:10 PM • 2 stops
WN
Islip → Las Vegas
10h 30m
2:20 PM - 11:50 PM • 1 stop
$441
Southwest Airlines
Feb 14 - Feb 19, Economy
WN
Islip → Las Vegas
24h 10m
5:45 AM - 5:35 PM • 1 stop
WN
Islip → Las Vegas
12h 25m
8:00 AM - 6:45 PM • 2 stops
$507
Southwest Airlines
Feb 14 - Feb 19, Economy
WN
Islip → Las Vegas
16h 55m
5:45 AM - 1:00 PM • 1 stop
WN
Islip → Las Vegas
17h
10:25 PM - 11:45 AM • 1 stop
$612
Southwest Airlines

Fly from Islip to Las Vegas with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Islip to Las Vegas? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Islip to Las Vegas Flights

What are the airports in Islip?
ISP
What’s the most popular airline flying from ISP to LAS?
The most popular airline flying from Islip to Las Vegas are
Can I fly from ISP to LAS non-stop?
NO
Which airlines fly nonstop between Islip and Las Vegas?
The non-stop flights between Islip and Las Vegas are .
What’s the earliest departure time from ISP to LAS Airport?
The earliest flight leaves ISP at 5:45 am and lands in LAS - McCarran International
What are the airports in Las Vegas?
LAS
Can I make changes to my Islip to Las Vegas flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ISP to LAS?
Read the fare rules of the Islip to Las Vegas air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Islip and Las Vegas?
operate flights between Islip and Las Vegas
How long does a flight from Islip to Las Vegas take?
It takes approximately 5 hour to fly non-stop from ISP to LAS, which is 2282.33 miles by air.
Which airlines provide the cheapest flights from Islip (ISP) to Las Vegas (LAS) ?
In the past couple of days, the cheapest tickets to LAS from ISP were found on WN : USD 435
Do I need a passport to fly between ISP and LAS?
No
What’s the latest departure time from ISP to LAS ?
The last flight leaves ISP at 4:25 pm

Islip (ISP) to Las Vegas (LAS): Airport Information

Origin Airport Long Island Mac Arthur , Islip, US
Destination Airport McCarran International , Las Vegas, US
Distance 2282 miles

More Flight Options for Islip (ISP) and Las Vegas (LAS)

Why Fareleaders for ISP to LAS Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Islip to Las Vegas flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on ISP to LAS flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Islip to Las Vegas flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Islip (ISP) to Las Vegas (LAS)
Terms and Conditions*