Cheap Flights from Islip (ISP) to Singapore (SIN)

Popular airlines from MacArthur Airport (ISP) to Singapore

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from MacArthur Airport (ISP) to Changi Airport (SIN) cost?
Lock in a cheap one-way flight or cheap return flight from MacArthur Airport (ISP) to Changi Airport (SIN) 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 Changi Airport (SIN)?
The cheapest month to fly from ISP to SIN is , when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
Which airlines fly direct from MacArthur Airport (ISP) to Changi Airport (SIN)?
Although Islip, NY (ISP-MacArthur) doesn't offer any direct flights to Changi Airport (SIN), other airports have nonstop options. Departing from John F. Kennedy Intl. Airport (JFK) will get you to Singapore without any layovers.
What is the cheapest airline that flies from MacArthur Airport (ISP) to Changi Airport (SIN)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from ISP to SIN. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from MacArthur Airport (ISP) to Changi Airport (SIN)?
You'll need to take a flight with a layover when traveling from MacArthur Airport (ISP) to Changi Airport (SIN). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from ISP to SIN?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a range of factors, including the carrier and season.*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 Changi Airport (SIN)?
To avoid possible delays on the MacArthur Airport (ISP) to Changi Airport (SIN) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Changi Airport (SIN) last-minute?
Booking your flight from ISP to SIN right before your trip is usually more expensive. But if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book an ISP to SIN flight and hotel package?
Opting for an ISP to SIN flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our extensive range of accommodations and then add activities, flights and car rentals 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 MacArthur Airport (ISP) to Changi Airport (SIN)?
It's generally possible to reschedule or cancel your ISP to SIN flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
MacArthur
Destination airport
Changi
Distance
9518 mi

Book with confidence

Islip to Singapore Flights

The cheapest times to fly from Islip to Singapore

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

 

The best time to book a flight from Islip to Singapore

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

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 Singapore in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Singapore 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 Singapore 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 Singapore Flights

Explore a world of travel with Expedia

*Available to One Key members.