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$119+ Cheap flights from Islip, NY (ISP) to Wyoming

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — JAC
Jul 30 — Aug 61
Wed 7/30
Wed 8/6
1 adult, Economy
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Cheap flight deals from Islip to Wyoming

Keep the following information in mind while searching for Islip to Wyoming flight deals. Data was last updated July 25, 2025.

Round-trip from

$238
(Frontier)

One-way from

$119
(Frontier)

Popular in

December

Cheapest in

April

Average price

$727
From Islip Long Island to Wyoming
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One-way flight from Islip Long Island to Wyoming
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Islip to Wyoming

Cheapest flights from Islip to Wyoming
Explore the most affordable flight options available from Islip to Wyoming. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:33 pmISP - DEN
1 stop14h 29mFrontier
Wed 8/2711:15 amDEN - ISP
1 stop10h 26mFrontier
Deal found 7/24$238
This Southwest deal was found by Cheapflights users on 7/22. 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 8/206:05 amISP - DEN
2 stops8h 45mSouthwest
Sat 8/235:00 amDEN - ISP
1 stop7h 55mSouthwest
Deal found 7/22$411
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 8/1412:10 pmISP - SLC
1 stop7h 05mSouthwest
Mon 8/1811:15 amSLC - ISP
2 stops9h 40mSouthwest
Deal found 7/24$504
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/810:36 amISP - DEN
2 stops38h 23mMultiple Airlines
Mon 8/1112:23 amDEN - ISP
1 stop19h 35mMultiple Airlines
Deal found 7/24$702
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/92:12 pmISP - SLC
3 stops32h 45mMultiple Airlines
Wed 8/1312:23 pmSLC - ISP
2 stops20h 35mMultiple Airlines
Deal found 7/24$1,047
This United deal was found by Cheapflights users on 7/23. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:30 amISP - JAC
2 stops29h 50mMultiple Airlines
Tue 9/307:00 amJAC - ISP
2 stops28h 24mMultiple Airlines
Deal found 7/23$1,122

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Wyoming 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 25, 2025.
Use the filters below to find and compare flights from Islip to Wyoming that are best for you.

Fly from

Islip

Fly to

Wyoming

Route

Depart

Return

Price

IslipDenver

ISP - DEN

ISPDEN

Islip Long Island

Sat 8/23

7:33 pm-8:02 am

1 stop14h 29m

Denver Intl

Wed 8/27

11:15 am-11:41 pm

1 stop10h 26m

$238

IslipDenver

ISP - DEN

ISPDEN

Islip Long Island

Wed 8/20

6:05 am-12:50 pm

2 stops8h 45m

Denver Intl

Sat 8/23

5:00 am-2:55 pm

1 stop7h 55m

$411

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Sat 9/20

3:40 pm-9:30 pm

1 stop7h 50m

Salt Lake City

Wed 9/24

10:40 am-10:05 pm

1 stop9h 25m

$468

IslipDenver

ISP - DEN

ISPDEN

Islip Long Island

Fri 8/8

10:36 am-10:59 pm

2 stops38h 23m

Denver Intl

Mon 8/11

12:23 am-9:58 pm

1 stop19h 35m

$702

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Sat 9/20

4:33 pm-3:48 pm

2 stops25h 15m

Salt Lake City

Wed 9/24

5:25 am-10:58 am

3 stops27h 33m

$981

IslipJackson

ISP - JAC

ISPJAC

Islip Long Island

Sat 9/27

7:30 am-11:20 am

2 stops29h 50m

Jackson Hole

Tue 9/30

7:00 am-1:24 pm

2 stops28h 24m

$1,122

IslipDenver

ISP - DEN

ISPDEN

Islip Long Island

Tue 8/26

6:05 am-1:13 pm

1 stop9h 08m

$119

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Thu 8/28

12:10 pm-5:15 pm

1 stop7h 05m

$214

IslipDenver

ISP - DEN

ISPDEN

Islip Long Island

Thu 8/28

3:05 pm-8:05 pm

2 stops7h 00m

$219

IslipSalt Lake City

ISP - SLC

ISPSLC

Islip Long Island

Fri 8/29

3:59 pm-12:43 pm

3 stops22h 44m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 12 results
1
2

Best time to book a flight from Islip to Wyoming

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

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

Currently, November is the cheapest month in which you can book a flight from Islip, New York to Wyoming (average of $467). Flying from Islip, New York to Wyoming in June is currently the most expensive (average of $616). 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 Wyoming

Get insights into the airlines that provide service to Wyoming. 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 Wyoming. Reviews last updated July 25, 2025.
Peruse reviews from past customers who have flown with Southwest, Breeze Airways, and Frontier from Islip to Wyoming to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Breeze Airways
8.0
Very good
189 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Frontier
5.9
Fair
3,244 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Entertainment

7.6

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Islip to Wyoming. 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 Wyoming?

    For a flight from Islip to Wyoming, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city.

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

    The cheapest airlines for a one-way flight from Islip, New York to Wyoming are Frontier ($119), Southwest ($219), and Breeze Airways ($527).

  • What are the most popular routes from Islip, New York to Wyoming?

    The most popular flight routes from Islip, New York to Wyoming are Islip Long Island - Denver Intl, Islip Long Island - Jackson Hole and Islip Long Island - Salt Lake City.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Wyoming 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 Wyoming?

    Currently, November is the cheapest month in which you can book a flight from Islip, New York to Wyoming (average of $467). Flying from Islip, New York to Wyoming in June is currently the most expensive (average of $616). 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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