$189 Cheap Flights from Islip (ISP) to Palm Springs (PSP)

View $189 flight on Tue, Feb 3, 2026Opens in a new window

Popular airlines from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP)

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Cheap Flights from Islip to Palm Springs (ISP-PSP)

Prices were available within the past 7 days and start at $189 for one-way flights and $427 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Thu, Jan 22 - Thu, Jan 29
ISP
Islip
PSP
Palm Springs
$427 Roundtrip, found 2 days ago
$427
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Jan 22 from Islip to Palm Springs, returning Thu, Jan 29, priced at $427 found 2 days ago
Southwest Airlines
Thu, Jan 22 - Thu, Jan 29
ISP
Islip
PSP
Palm Springs
$432 Roundtrip, found 2 days ago
$432
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Jan 22 from Islip to Palm Springs, returning Thu, Jan 29, priced at $432 found 2 days ago
Southwest Airlines
Thu, Jan 22 - Thu, Jan 29
ISP
Islip
PSP
Palm Springs
$438 Roundtrip, found 2 days ago
$438
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Jan 22 from Islip to Palm Springs, returning Thu, Jan 29, priced at $438 found 2 days ago
Southwest Airlines
Fri, Jan 23 - Sat, Jan 24
ISP
Islip
PSP
Palm Springs
$442 Roundtrip, found 3 days ago
$442
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Fri, Jan 23 from Islip to Palm Springs, returning Sat, Jan 24, priced at $442 found 3 days ago
Southwest Airlines
Thu, Jan 22 - Thu, Jan 29
ISP
Islip
PSP
Palm Springs
$448 Roundtrip, found 2 days ago
$448
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Jan 22 from Islip to Palm Springs, returning Thu, Jan 29, priced at $448 found 2 days ago
Southwest Airlines
Thu, Jan 22 - Thu, Jan 29
ISP
Islip
PSP
Palm Springs
$457 Roundtrip, found 2 days ago
$457
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Jan 22 from Islip to Palm Springs, returning Thu, Jan 29, priced at $457 found 2 days ago
Southwest Airlines
Fri, Jan 23 - Fri, Jan 30
ISP
Islip
PSP
Palm Springs
$462 Roundtrip, found 3 days ago
$462
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Fri, Jan 23 from Islip to Palm Springs, returning Fri, Jan 30, priced at $462 found 3 days ago
Southwest Airlines
Fri, Jan 23 - Fri, Jan 30
ISP
Islip
PSP
Palm Springs
$473 Roundtrip, found 3 days ago
$473
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Fri, Jan 23 from Islip to Palm Springs, returning Fri, Jan 30, priced at $473 found 3 days ago
Southwest Airlines
Thu, Jan 22 - Thu, Jan 29
ISP
Islip
PSP
Palm Springs
$473 Roundtrip, found 2 days ago
$473
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Jan 22 from Islip to Palm Springs, returning Thu, Jan 29, priced at $473 found 2 days ago
Southwest Airlines
Fri, Jan 23 - Fri, Jan 30
ISP
Islip
PSP
Palm Springs
$497 Roundtrip, found 3 days ago
$497
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Fri, Jan 23 from Islip to Palm Springs, returning Fri, Jan 30, priced at $497 found 3 days ago

Frequently asked questions

How much does a flight from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP) cost?
Grab a cheap one-way flight from $189 or cheap return flight from $427 from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP)?
The cheapest month to fly from ISP to PSP is January, when there's less demand. Off-peak months are often when airlines offer better prices between these airports.
Which airlines fly direct from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP)?
There are no direct flights from Islip, NY (ISP-MacArthur) to Palm Springs Intl. Airport (PSP). However, there are other airports that offer nonstop flights. Start your journey at John F. Kennedy Intl. Airport (JFK) and fly straight to Palm Springs without a layover.
What is the cheapest airline that flies from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP)?
To find the cheapest airline flying from ISP to PSP, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP)?
Nonstop flights from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ISP to PSP?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP)?
Select a flight from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP) last-minute?
Booking your flight from ISP to PSP shortly before your trip is generally more expensive. But if there's some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an ISP to PSP flight and hotel package?
Securing an ISP to PSP flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from MacArthur Airport (ISP) to Palm Springs Intl. Airport (PSP)?
If you booked your ISP to PSP flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
MacArthur
Destination airport
Palm Springs Intl.
Airlines serving
Southwest Airlines
Roundtrip price
$427
Distance
2408 mi

Book with confidence

Islip to Palm Springs Flights

The cheapest times to fly from Islip to Palm Springs

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Islip to Palm Springs are during the month of January. You can find some of the cheapest flights from Islip to Palm Springs with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Islip to Palm Springs

Sunday is one of the best days to book for cheap flights from Islip to Palm Springs: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Islip to Palm Springs

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Islip to Palm Springs in 2025. You can also book with separate airlines for your outbound and return journeys, from $189 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Islip to Palm Springs flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Islip to Palm Springs airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Islip to Palm Springs Flights

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*Available to One Key members.