$187 Cheap Flights from Palm Springs (PSP) to Islip (ISP)

View $187 flight on Thu, Jan 15, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $187 for one-way flights and $415 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$415 Roundtrip, found 6 days ago
$415
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $415 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$420 Roundtrip, found 6 days ago
$420
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $420 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$425 Roundtrip, found 6 days ago
$425
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $425 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$426 Roundtrip, found 6 days ago
$426
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $426 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$430 Roundtrip, found 6 days ago
$430
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $430 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$431 Roundtrip, found 6 days ago
$431
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $431 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$435 Roundtrip, found 6 days ago
$435
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $435 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$436 Roundtrip, found 6 days ago
$436
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $436 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$440 Roundtrip, found 6 days ago
$440
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $440 found 6 days ago
Southwest Airlines
Tue, Dec 2 - Tue, Dec 16
PSP
Palm Springs
ISP
Islip
$441 Roundtrip, found 6 days ago
$441
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Tue, Dec 2 from Palm Springs to Islip, returning Tue, Dec 16, priced at $441 found 6 days ago

Frequently asked questions

How much does a flight from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP) cost?
Lock in a cheap one-way flight from $187 or cheap return flight from $415 from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP)?
Planning your trip for December is a great way to save, as it's the cheapest month for flights between PSP and ISP. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP)?
To find the cheapest airline flying from PSP to ISP, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP)?
You'll need to book a flight with a layover if you're traveling from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from PSP to ISP?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, carrier 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 Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP)?
To avoid potential delays on the Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP) route, fly before 3 PM. Departures after this hour have a 22% higher chance of being 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.
What airports do you fly into for Islip from Palm Springs Intl. Airport (PSP)?
Check out your flight options from Palm Springs Intl. Airport (PSP) to John F. Kennedy Intl. Airport (JFK). This is the only Islip airport you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP) last-minute?
Last-minute fares from PSP to ISP are usually more expensive. To secure the best rates, start searching for flights early. That said, if you're flexible with your travel dates, you may score a cheap fare just before your departure.
Is it cheaper to book a PSP to ISP flight and hotel package?
Securing a PSP to ISP flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our impressive range of stays and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Palm Springs Intl. Airport (PSP) to MacArthur Airport (ISP)?
If you booked your PSP to ISP flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Palm Springs Intl.
Destination airport
MacArthur
Airlines serving
Southwest Airlines
Roundtrip price
$415
Distance
2408 mi

Book with confidence

Book with confidence

Palm Springs to Islip Flights

The cheapest times to fly from Palm Springs to Islip

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 Palm Springs to Islip are during the month of December. You can find some of the cheapest flights from Palm Springs to Islip with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Palm Springs to Islip: 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 Palm Springs to Islip

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 Palm Springs to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $187 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 Palm Springs to Islip 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 Palm Springs to Islip 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.

 

Palm Springs to Islip Flights

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Explore a world of travel with Expedia

*Available to One Key members.