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$136+ Cheap flights from Islip, NY (ISP) to Utah

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SLC
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Islip to Utah

Cheapest flights from Islip to Utah
Explore the most affordable flight options available from Islip to Utah. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Trip.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/169:27 pmISP - SLC
2 stops48h 33mFrontier
Thu 11/208:08 amSLC - ISP
2 stops24h 29mFrontier
Deal found 10/27$418
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:58 pmISP - SLC
2 stops33h 03mFrontier
Sun 11/168:10 pmSLC - ISP
2 stops10h 59mFrontier
Deal found 10/28$468
This Southwest deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:50 amISP - SLC
1 stop8h 00mSouthwest
Thu 11/2012:15 pmSLC - ISP
1 stop7h 50mSouthwest
Deal found 10/27$573
This Southwest deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:50 pmISP - SLC
2 stops9h 15mSouthwest
Sat 1/36:55 amSLC - ISP
1 stop8h 20mSouthwest
Deal found 10/28$922

Cheap flight deals from Islip to Utah

Keep the following information in mind while searching for Islip to Utah flight deals. Data was last updated October 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$418
(Trip.com)

One-way from

$282
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$442
Provider with most accurate pricing for New York (NYC)-Salt Lake City flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Salt Lake City flights.
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From Islip Long Island to Utah
Search Deals
One-way flight from Islip Long Island to Utah
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Utah 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 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Islip to Utah that are best for you.

Fly from

Islip

Fly to

Utah

Route

Depart

Return

Price

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Sun 11/16

9:27 pm-8:00 pm

2 stops48h 33m

Salt Lake City

Thu 11/20

8:08 am-10:37 am

2 stops24h 29m

$418

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Fri 1/16

4:05 pm-10:50 pm

2 stops8h 45m

Salt Lake City

Fri 1/23

11:25 am-9:55 pm

1 stop8h 30m

$452

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Wed 11/12

4:58 pm-12:01 am

2 stops33h 03m

Salt Lake City

Sun 11/16

8:10 pm-9:09 am

2 stops10h 59m

$468

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Sun 11/16

5:50 am-11:50 am

1 stop8h 00m

Salt Lake City

Thu 11/20

12:15 pm-10:05 pm

1 stop7h 50m

$573

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Mon 12/29

5:50 pm-1:05 am

2 stops9h 15m

Salt Lake City

Sat 1/3

6:55 am-5:15 pm

1 stop8h 20m

$922

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Thu 12/11

1:15 pm-12:07 am

2 stops36h 52m

$136

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Thu 12/11

10:19 am-4:46 pm

2 stops32h 27m

$136

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Wed 1/28

11:50 am-12:52 pm

2 stops51h 02m

$158

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Wed 1/28

6:00 am-12:55 pm

1 stop8h 55m

$180

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Thu 12/11

5:40 am-1:40 pm

1 stop10h 00m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 15 results
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Best time to book a flight from Islip to Utah

Have a flexible travel schedule? Discover the best time to fly to Utah 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.

Cheapflights Insights

Everything you need to know about your flight from Islip to Utah

What is the cheapest month to book a flight from Islip, New York to Utah?

Currently, July is the cheapest month in which you can book a flight from Islip, New York to Utah (average of $63). Flying from Islip, New York to Utah in January is currently the most expensive (average of $203). 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.

Reviews of airlines servicing Utah

Get insights into the airlines that provide service to Utah. 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 Utah. Reviews last updated October 29, 2025.
See what other customers who have flown with Southwest from Islip to Utah have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Islip to Utah. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Islip to Utah?

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to Utah. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

  • How long is the flight from Islip, New York to Utah?

    There are many flights that can get you from Islip, New York to Utah in 8h 45m. Fly via Frontier or Southwest to get the fastest option. There are 2016 mi between Islip, New York and Utah. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Islip to Utah that include hotel bookings?

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

  • How can I find direct flights from Islip to Utah?

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

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

    Yes. Cheapflights offers flight deals from Islip to Utah by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, July is the cheapest month in which you can book a flight from Islip, New York to Utah (average of $63). Flying from Islip, New York to Utah in January is currently the most expensive (average of $203). 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

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Top airline flying from Islip to Utah

Discover the top airline that operate flights from Islip to Utah. 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 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$402Average$575FlexibilityNo cancel feeOn-time63%

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