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Salt Lake City

$151+ Cheap flights from Islip, NY to Salt Lake City (ISP - SLC)

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — SLC
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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Cheap flight deals from Islip to Salt Lake City

Cheapest flights from Islip to Salt Lake City
Explore the most affordable flight options available from Islip to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This Southwest deal was found by Cheapflights users on 7/24. 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.
Thu 8/1310:20 am
ISP
-
SLC
2 stops9h 55m
Southwest
Sun 8/239:20 pm
SLC
-
ISP
2 stops10h 20m
Southwest
Deal found 7/24$547
This Southwest deal was found by Cheapflights users on 7/28. 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.
Wed 8/126:05 am
ISP
-
SLC
2 stops10h 00m
Southwest
Sun 8/169:20 pm
SLC
-
ISP
2 stops10h 20m
Southwest
Deal found 7/28$607
This Southwest deal was found by Cheapflights users on 7/25. 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 12/2012:10 pm
ISP
-
SLC
2 stops11h 15m
Southwest
Sun 12/275:00 am
SLC
-
ISP
2 stops9h 20m
Southwest
Deal found 7/25$647
This Southwest deal was found by Cheapflights users on 7/28. 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.
Sun 11/299:20 am
ISP
-
SLC
1 stop10h 50m
Southwest
Wed 12/21:20 pm
SLC
-
ISP
1 stop6h 20m
Southwest
Deal found 7/28$741
This FlightHub deal was found by Cheapflights users on 7/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/204:26 pm
ISP
-
SLC
2 stops32h 01m
JetBlue
Wed 9/2311:59 pm
SLC
-
ISP
2 stops13h 37m
JetBlue
Deal found 7/24$806
This FlightHub deal was found by Cheapflights users on 7/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:53 am
ISP
-
SLC
2 stops12h 01m
Multiple Airlines
Mon 11/1611:00 pm
SLC
-
ISP
2 stops35h 53m
Multiple Airlines
Deal found 7/24$856

Find flight deals from Islip to Salt Lake City

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Salt Lake City (SLC). 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 July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$547
(Southwest)

One-way from

$151
(Southwest)

Popular in

June

Cheapest in

August

Average price

$476
Provider with most accurate pricing for Islip Long Island-Salt Lake City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Salt Lake City flights.
Search Deals
From Islip Long Island to Salt Lake City
Search Deals
One-way flight from Islip Long Island to Salt Lake City
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Salt Lake City 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 July 28, 2026.
Use the filters below to find and compare flights from Islip to Salt Lake City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Thu 8/13

10:20 am-6:15 pm

2 stops9h 55m

Salt Lake City

Sun 8/23

9:20 pm-9:40 am

2 stops10h 20m

$547

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Wed 8/12

6:05 am-2:05 pm

2 stops10h 00m

Salt Lake City

Sun 8/16

9:20 pm-9:40 am

2 stops10h 20m

$607
Quickest round-trip

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Sun 11/29

5:50 pm-1:25 am

2 stops9h 35m

Salt Lake City

Wed 12/2

1:20 pm-9:40 pm

1 stop6h 20m

$741

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Sun 12/20

6:05 am-1:25 pm

1 stop9h 20m

Salt Lake City

Sun 12/27

5:00 am-4:20 pm

2 stops9h 20m

$799

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Sun 9/20

4:26 pm-10:27 pm

2 stops32h 01m

Salt Lake City

Wed 9/23

11:59 pm-3:36 pm

2 stops13h 37m

$874

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Thu 8/20

10:05 am-9:49 pm

2 stops13h 44m

Salt Lake City

Mon 8/24

10:39 pm-10:43 am

2 stops34h 04m

$892
Cheapest one-way
Quickest one-way

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Wed 11/11

6:00 am-2:05 pm

1 stop10h 05m

$151

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Sorted by cheapest first

Compare providers for flights from Islip to Salt Lake City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Salt Lake City in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Salt Lake City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Salt Lake City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Salt Lake City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Salt Lake City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Salt Lake City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Salt Lake City

Have a flexible travel schedule? Discover the best time to fly to Salt Lake City 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.

Reviews of airlines servicing Salt Lake City

Get insights into the airlines that provide service to Salt Lake City. 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 Salt Lake City. Reviews last updated July 28, 2026.
Peruse reviews from past customers who have flown with Southwest from Islip to Salt Lake City to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,228 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Southwest
8.0
Very good
4,228 reviews
Southwest
8.0
Very good
4,228 reviews

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.

Related info for your journey

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

  • How long is the flight from Islip, New York to Salt Lake City?

    Southwest can get you from Islip, New York to Salt Lake City in just under 9h 55m. Your travel time can differ by up to . Islip, New York and Salt Lake City are separated by a distance of 2016 mi.

  • What is the cheapest airline to fly from Islip, New York to Salt Lake City round-trip?

    According to our current data, Southwest ($402), offers the cheapest pricing from Islip, New York to Salt Lake City.

  • Can I find deals for flights from Islip to Salt Lake City that include hotel bookings?

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

  • How can I find direct flights from Islip to Salt Lake City?

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

  • Can I find deals for business class flights from Islip to Salt Lake City?

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

See more FAQs

Traveling to a place near Salt Lake City?

Book flights to Salt Lake City if you plan to visit one of these locations
Lehi
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Alta

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Top airline flying from Islip to Salt Lake City

Discover the top airline that operate flights from Islip to Salt Lake City. 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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$402Average$647FlexibilityNo cancel feeOn-time63%

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