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Cheap flights from Puerto Rico to Singapore from S$ 572

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 7-3. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SIN
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Puerto Rico to Singapore

Keep the following information in mind while searching for Puerto Rico to Singapore flight deals. Data was last updated 8 January 2026.

Round-trip from

S$ 1,635

One-way from

S$ 572

Popular in

December

Cheapest in

March

Average price

S$ 1,681
United Airlines
  • United Airlines
  • 22-1-26-1
  • 4 total stops
  • 64h 45m total
  • Puerto Rico to Singapore
Search Deals
7-3
  • 7-3
  • 2 total stops
  • 42h 55m total
  • Puerto Rico to Singapore
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (S$ 315 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (S$ 168 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Puerto Rico to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Puerto Rico to Singapore
Explore the most affordable flight options available from Puerto Rico to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 January 2026.

Thu 22-108:35SJU - SIN
2 stops35h 25mUnited Airlines
Mon 26-122:20SIN - SJU
2 stops29h 20mUnited Airlines
Deal found 5-1S$ 1,635
Sat 28-205:10SJU - SIN
2 stops40h 25mMultiple Airlines
Fri 6-319:25SIN - SJU
2 stops40h 19mMultiple Airlines
Deal found 6-1S$ 1,649
Sun 1-301:09BQN - SIN
2 stops31h 06mUnited Airlines
Fri 6-310:10SIN - BQN
2 stops48h 47mUnited Airlines
Deal found 6-1S$ 1,699

Cheapflights Fare Finder

 
Customise your flight search to find flights from Puerto Rico to Singapore 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 200,618 searches. Data last updated 8 January 2026.
Use the filters below to find and compare flights from Puerto Rico to Singapore that are best for you.

Fly from

Puerto Rico

Fly to

Singapore

Route

Depart

Return

Price

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Thu 22-1

08:35-08:00

2 stops35h 25m

Singapore Changi

Mon 26-1

22:20-15:40

2 stops29h 20m

S$ 1,635

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Sat 28-2

05:10-09:35

2 stops40h 25m

Singapore Changi

Fri 6-3

19:25-23:44

2 stops40h 19m

S$ 1,649

AguadillaSingapore

BQN - SIN

BQNSIN

Aguadilla Borinquen

Sun 1-3

01:09-20:15

2 stops31h 06m

Singapore Changi

Fri 6-3

10:10-22:57

2 stops48h 47m

S$ 1,699

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Sat 7-3

17:45-00:40

2 stops42h 55m

S$ 572

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Thu 5-3

06:55-23:40

2 stops52h 45m

S$ 666

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Fri 6-3

23:59-09:35

2 stops69h 36m

S$ 692

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Tue 17-3

05:33-09:35

2 stops40h 02m

S$ 802

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Tue 17-3

10:55-08:45

2 stops33h 50m

S$ 853

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Sat 7-3

14:30-08:45

2 stops30h 15m

S$ 1,503

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Tue 17-3

13:25-06:55

3 stops53h 30m

S$ 1,649

Flights are sorted by cheapest return flights first.

Deals found on 6-1

Best time to book a flight from Puerto Rico to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Puerto Rico with our price prediction graph.
Estimated return 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 Puerto Rico to Singapore
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Singapore. 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 into for flights to Singapore from Puerto Rico?

    Located just 16.9 km from the city centre, Singapore Changi (SIN) is the airport most travelers will use when flying to Singapore from Puerto Rico.

  • How long is the flight from Puerto Rico to Singapore?

    Airlines like United Airlines fly from Puerto Rico to Singapore in about 35h 25m. The time it takes to get you to your destination can typically vary by up to . There are 17545 km between Puerto Rico and Singapore.

  • Can I find deals for flights from Puerto Rico to Singapore that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Singapore?

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

  • Can I find deals for business class flights from Puerto Rico to Singapore?

    Yes. Cheapflights offers flight deals from Puerto Rico to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Puerto Rico to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Puerto Plata to Singapore flights
Port of Spain to Singapore flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Puerto Rico to Singapore?

Deals for Puerto Rico to Singapore flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Puerto Rico to Singapore?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Puerto Rico to Singapore.

Can Cheapflights find flights from Puerto Rico to Singapore with no change fees?

Certainly. Search results for flights to Singapore from Puerto Rico shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Puerto Rico to Singapore become cheaper?

Of course! You can now track prices for flights from Puerto Rico to Singapore and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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