LAS - ISP

$129 Find Cheap Flights from Las Vegas to Islip - Compare and Save

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Everything you should know

Cheapest round-trip
$324
Typical prices: $334-$540
Southwest
Sun 11/18Sun 12/2
LAS - ISP • 2 stops
Cheapest one-way
$129
Typical prices: $189-$353
JetBlue
Sun 11/18
LAS - ISP • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Las Vegas and Islip. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
October
Cheapest • 39% price drop
October
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Orlando (MCO)
Cheapest • Avg $312 (round-trip)
Baltimore/Washington (BWI)
Shortest trip • 7h 42m (one-way)
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Insights
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Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Las Vegas to Islip

Wed, Nov 18 - Wed, Dec 2
Southwest Logo
9:45 am - 9:45 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
9h 00m2 stops Denver Intl Baltimore/Washington
Southwest Logo
5:05 pm - 11:00 pmISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
8h 55m1 stop Orlando
$324Southwest
Wed, Nov 18 - Wed, Dec 2
Southwest Logo
9:45 am - 9:45 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
9h 00m2 stops Denver Intl Baltimore/Washington
Southwest Logo
4:05 pm - 11:05 pmISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
10h 00m2 stops Baltimore/Washington Nashville Intl
$329Southwest
Fri, Oct 16 - Mon, Oct 19
Frontier Logo
10:15 pm - 5:30 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
16h 15m1 stop Orlando
Frontier Logo
6:55 pm - 3:14 pmISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
23h 19m1 stop Orlando
$388Frontier
Fri, Oct 23 - Thu, Oct 29
Southwest Logo
11:35 pm - 11:55 amLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
9h 20m2 stops Nashville Intl Baltimore/Washington
Southwest Logo
3:10 pm - 9:35 pmISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
9h 25m1 stop Baltimore/Washington
$391Southwest
Fri, Oct 23 - Thu, Oct 29
Southwest Logo
5:15 am - 11:15 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
15h 00m1 stop Orlando
Southwest Logo
7:10 pm - 12:40 amISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
8h 30m1 stop Orlando
$391Southwest
Fri, Oct 23 - Thu, Oct 29
Southwest Logo
11:35 pm - 11:55 amLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
9h 20m2 stops Nashville Intl Baltimore/Washington
Southwest Logo
6:00 am - 12:15 pmISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
9h 15m2 stops Baltimore/Washington Denver Intl
$396Southwest
Wed, Nov 18 - Wed, Dec 2
Southwest Logo
9:50 am - 9:45 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
8h 55m1 stop Baltimore/Washington
Southwest Logo
5:05 pm - 11:00 pmISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
8h 55m1 stop Orlando
$408Southwest
Fri, Oct 23 - Tue, Oct 27
Multiple Airlines Logo
10:15 pm - 5:30 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
16h 15m1 stop Orlando
Multiple Airlines Logo
2:28 pm - 9:18 amISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
21h 50m1 stop Orlando
$416Multiple Airlines
Fri, Oct 23 - Tue, Oct 27
Multiple Airlines Logo
9:53 pm - 5:30 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
16h 37m2 stops Atlanta Hartsfield-Jackson Orlando
Multiple Airlines Logo
2:28 pm - 9:18 amISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
21h 50m1 stop Orlando
$424Multiple Airlines
Fri, Oct 23 - Sun, Oct 25
Frontier Logo
9:53 pm - 5:30 pmLAS  Las Vegas Harry Reid Intl-ISP Islip Long Island
16h 37m2 stops Atlanta Hartsfield-Jackson Orlando
Frontier Logo
6:25 pm - 10:36 amISP  Islip Long Island-LAS Las Vegas Harry Reid Intl
19h 11m2 stops Orlando Atlanta Hartsfield-Jackson
$435Frontier
Booking Insights

Price, demand and travel trends for Las Vegas to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Las Vegas to Islip with more confidence.

How much is a round-trip flight from Las Vegas to Islip?

Round-trip flights from Las Vegas to Islip start at $324. Prices are below average for this route right now, with typical round-trip fares ranging from $334 to $540. The lowest price found in the past 5 days was $324 on Southwest.

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Key details for Las Vegas to Islip flights

Low season

January

Cheapest flight

$129
Best time to beat the crowds but there is an average 21% increase in price.
Most popular time to fly and prices are also 39% lower on average.
Flight from Las Vegas to Islip

When to book flights from Las Vegas to Islip

Are your dates flexible? Find out the best times to travel from Las Vegas to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Las Vegas to Islip flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Las Vegas to Islip?

    Flights from Las Vegas to Islip usually depart from Las Vegas Harry Reid Intl (LAS) and arrive at Islip Long Island (ISP).

  • What cabin classes can I book on flights from Las Vegas to Islip?

    Two cabin classes are available on flights from Las Vegas to Islip:

    • Economy Class
    • Business Class

  • Which airports do connecting flights from Las Vegas to Islip pass through?

    One-stop flights from Las Vegas to Islip most commonly connect through:

    • Baltimore/Washington (BWI) - 80% of one-stop connections
    • Fort Lauderdale (FLL) - 10% of one-stop connections
    • Orlando (MCO) - 10% of one-stop connections

    Baltimore/Washington (BWI) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Las Vegas to Islip?

    Yes. Being flexible with your travel dates can save you up to 50% on the Las Vegas to Islip route. Friday is the cheapest departure day at $294 round-trip on average, while Saturday is the most expensive at $586, a difference of $292. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Las Vegas to Islip?

    A nonstop flight from Las Vegas to Islip takes 0h 00m, covering 2,275 miles.

  • Do I need a passport to fly from Las Vegas to Islip?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Las Vegas to Islip changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $324 to $1,939. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Las Vegas to Islip looking right now?

    One-way fares from Las Vegas to Islip are currently lower than usual. Average one-way flight prices are about $189, which is 28% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Las Vegas to Islip?

    Flying via Baltimore/Washington (BWI) gives the shortest average 1-stop total travel time at 7h 42m, compared with 9h 47m via Fort Lauderdale (FLL) and 16h 14m via Orlando (MCO).

  • What is the time difference between Las Vegas and Islip?

    Islip is 3 hours ahead of Las Vegas (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Islip Long Island Airport (ISP)?

    Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include:
    • Budget
    • Enterprise Rent-A-Car
    • Avis
    • National
    • Empire Rent A Car

  • How much should I expect to pay for a Las Vegas to Islip flight?

    Round-trip flights from Las Vegas to Islip range from $334 to $540, with an average of $482 over the past 12 months. Anything below $334 counts as a good deal.

Your guide to booking Las Vegas to Islip flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Friday departure instead of Saturday. On this route, Friday flights average $294 - about $292 less than Saturday (50% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Las Vegas to Islip trip for October. Fares historically average $294 round-trip in that month - typically $382 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from Las Vegas to Islip

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