Are direct flights from Islip to Singapore always the best option?

Direct flights offer convenience and save travel time, but they are not always the most economical choice. Flights with layovers can sometimes be significantly cheaper, especially for long-haul international journeys. Consider your budget and time constraints when deciding between direct and connecting flights.

Can flexible travel dates help on Islip to Singapore flights?

Absolutely, being flexible with your travel dates can often lead to finding more affordable flight options. Prices can vary significantly between different days of the week or even within the same week. Using a flexible date search tool may highlight cheaper travel periods.

What extra costs should I check before booking Islip to Singapore flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Also, consider the cost of transportation to and from the airports at both ends of your journey. These additional expenses can impact the overall price of your trip.

Flights From Islip

To Singapore

Cheap Flights from Islip to Singapore

Browse current best options from Islip. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Islip

RatePunk searches hundreds of travel sites at once for deals on flights to Singapore

Prices updated 5 days ago

402 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 12, 2026.)

Today’s best flight deals from Islip to Singapore

Explore current cheapest deals departing from Islip to Singapore

Round trip

Sort by: Cheapest

September 7 - October 5

Cheapest

ISP - Singapore

$1,194

$1,212

Round trip

September 16 - October 5

ISP - Singapore

$1,216

$1,236

Round trip

September 10 - October 5

ISP - Singapore

$1,204

$1,366

Round trip

September 23 - October 5

ISP - Singapore

$1,220

$1,409

Round trip

September 15 - October 5

ISP - Singapore

$1,215

$1,409

Round trip

September 22 - October 5

ISP - Singapore

$1,221

$1,415

Round trip

September 29 - October 5

ISP - Singapore

$1,259

$1,415

Round trip

September 9 - October 5

ISP - Singapore

$1,204

$1,427

Round trip

August 25 - September 14

Best

ISP - Singapore

$1,274

$1,434

Round trip

August 22 - August 29

Earliest

ISP - Singapore

$1,345

$1,470

Round trip

Unlock all 500+ flight deals to Singapore and get alerts when great deals appear

Islip to Singapore: Overview

How much is a round trip from Islip to Singapore

Regular price: $1,082 - $2,094

Prices for flights from Islip to Singapore are currently within the regular range.

Regular prices for flights from Islip to Singapore typically range from $1082 to $2094. The current lowest deal is $1236 with Frontier Airlines, for travel from Sep 16-Oct 5.

now $1,236

Low $1,082

High $2,094

The cheapest time to fly from Islip to Singapore

The cheapest month to fly from Islip to Singapore is April, with a median price of $1795. The most expensive month is May, with a median price of $1873. Generally, prices are lower from April to May.

April

Cheapest

Flights from $1,795

May

Most Expensive

Flights from $1,873

Apr

May

Direct flights from Islip to Singapore

Singapore Airlines

Breeze Airways

JetBlue Airways

Frontier Airlines

Last-minute flights going from Islip to Singapore

Tue, Aug 4

⌛ Last-Minute

ISP - Singapore

Islip (ISP) - Singapore (SIN)

JetBlue Airways

$1,393

$1,818

One-way

Sat, Aug 8

⌛ Last-Minute

ISP - Singapore

Islip (ISP) - Singapore (SIN)

Frontier Airlines

$1,380

$1,908

One-way

Mon, Aug 10

⌛ Last-Minute

ISP - Singapore

Islip (ISP) - Singapore (SIN)

Breeze Airways

$1,380

$1,675

One-way

Tue, Aug 18

⌛ Last-Minute

ISP - Singapore

Islip (ISP) - Singapore (SIN)

JetBlue Airways, Singapore Airlines

$1,278

$1,405

One-way

Tue, Aug 18

⌛ Last-Minute

ISP - Singapore

Islip (ISP) - Singapore (SIN)

JetBlue Airways, Singapore Airlines

$1,264

$1,436

One-way

Tue, Aug 18

⌛ Last-Minute

ISP - Singapore

Islip (ISP) - Singapore (SIN)

JetBlue Airways, Singapore Airlines

$1,278

$1,452

One-way

Biggest price drops on these dates for flights from Islip to Singapore

13 nights

Aug 31 - Sep 13

$1,340 → $1,269

16 nights

Aug 28 - Sep 13

$1,339 → $1,276

15 nights

Aug 29 - Sep 13

$1,337 → $1,290

20 nights

Aug 24 - Sep 13

$1,330 → $1,301

Popular Airports to fly from Islip to Singapore

Islip - Singapore route insights

💸 Price insights

Recent fares below the typical level

Recent fares from Islip to Singapore are below the typical level, with a median price of $1846.

📅 Best time to fly

April offers the lowest median price

Historically, April has the lowest median price at $1795, making it the cheapest month to fly.

⏱️ Flight duration

Long-haul flights, typically 99h 24m

Flights to Singapore are long-haul, typically lasting 99h 24m with connecting flights.

✈️ Airlines & availability

Connecting flights are dominant

There are no direct flights; connecting flights are the only option for this route.

🏆 Airline highlight

Frontier Airlines offers deals

Frontier Airlines has 25 direct deals, more than other airlines on this route.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Islip to Singapore are rare, so book when you see a good price.

Islip main airports to depart from

Long Island MacArthur (ISP)

Cheapest

Long Island MacArthur Airport (ISP) is a convenient option for flights from Islip to Singapore.

📍 ~10 km from Islip (reachable by car)

💸 Flights from ~$1269

Singapore main airports to arrive at

Singapore Changi (SIN)

Cheapest

Arrive at Singapore Changi Airport, a convenient gateway to Singapore with many flight options from Islip.

📍 ~18 km from city center (reachable by car)

💸 Flights from ~$1269

Airports nearby Singapore used as alternative

Senai International (JHB)

Consider Senai International for regional Malaysian flights, often with lower fares, despite border crossing.

📍 ~35 km from Singapore (reachable by car, bus, or taxi)

💸 Flights from ~$1655

Kuala Lumpur International (KUL)

Cheapest

Kuala Lumpur International is a major hub offering extensive global connections and competitive long-haul pricing.

📍 ~300 km from Singapore (reachable by flight, bus, or car)

💸 Flights from ~$1261

Hang Nadim (BTH)

Hang Nadim is a viable alternative for domestic Indonesian travel, accessible via frequent ferry services.

📍 ~40 km from Singapore (reachable by ferry and ground transport)

💸 Flights from ~$1856

Business & First Class Flight Deals to Singapore

77% AI deal score

$9,962

$9,749

Save $213

Frequently Asked Questions About Flights to Singapore

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices from various airlines and booking sites can also help uncover better deals. Looking into flights with layovers may sometimes present lower fares than direct options.

Booking in advance often provides more competitive prices, especially for international routes. However, prices can fluctuate, so monitoring fares over time may help you identify a good booking window. Avoiding peak travel seasons can also lead to better deals.

Yes, comparing nearby airports for both your origin and destination can sometimes reveal more flight options or lower prices. While it may add to travel time, the potential savings could be significant. Always factor in ground transportation costs and convenience when considering this option.

Related routes

Consider alternative routes from Islip

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Cheap Flights from Islip to Singapore

Today’s best flight deals from Islip to Singapore

Unlock all 500+ flight deals to Singapore and get alerts when great deals appear

Islip to Singapore: Overview

How much is a round trip from Islip to Singapore

The cheapest time to fly from Islip to Singapore

Direct flights from Islip to Singapore

Last-minute flights going from Islip to Singapore

Biggest price drops on these dates for flights from Islip to Singapore

Popular Airports to fly from Islip to Singapore

Islip - Singapore route insights

Recent fares below the typical level

April offers the lowest median price

Long-haul flights, typically 99h 24m

Connecting flights are dominant

Frontier Airlines offers deals

Deals are rare for this route

Islip main airports to depart from

Singapore main airports to arrive at

Airports nearby Singapore used as alternative

Business & First Class Flight Deals to Singapore

Best Elite deals to Singapore

Jul 21

Jul 21

Jul 07

Jul 21

Jul 21

Jul 07

Jul 04

Jul 21

Jul 07

Jul 07

Aug 04

Jul 21

Aug 04

Aug 11

Jul 04

Jul 03

Jun 25

Jun 25

Jun 25

Jul 21

Aug 04

Aug 04

Jun 29

Aug 11

Aug 04

Aug 11

Aug 11

Jun 29

Aug 25

Jun 27

Jun 30

Jun 30

Jun 25

Jun 28

Frequently Asked Questions About Flights to Singapore

How can I find cheap flights from Islip to Singapore?

How can I find cheap flights from Islip to Singapore?

When should I book flights from Islip to Singapore?

When should I book flights from Islip to Singapore?

Should I compare nearby airports for flights from Islip to Singapore?

Should I compare nearby airports for flights from Islip to Singapore?

Are direct flights from Islip to Singapore always the best option?

Are direct flights from Islip to Singapore always the best option?

Can flexible travel dates help on Islip to Singapore flights?

Can flexible travel dates help on Islip to Singapore flights?

What extra costs should I check before booking Islip to Singapore flights?

What extra costs should I check before booking Islip to Singapore flights?

Related routes

Consider alternative routes from Islip