Find flights
When to book
FAQs

Cheap flights from Puerto Rico to Singapore from S$ 865

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 16-3. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SIN
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

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 6 November 2025.

Wed 3-1208:30SJU - SIN
2 stops35h 30mUnited Airlines
Wed 10-1222:20SIN - SJU
2 stops28h 20mUnited Airlines
Deal found 5-11S$ 1,537
Wed 3-1205:15SJU - SIN
2 stops28h 00mQatar Airways
Tue 9-1203:15SIN - SJU
2 stops30h 39mQatar Airways
Deal found 5-11S$ 1,725
Fri 21-1116:52SJU - SIN
2 stops50h 03mUnited Airlines
Mon 24-1122:20SIN - SJU
2 stops34h 40mUnited Airlines
Deal found 5-11S$ 1,728
Sun 9-1108:10SJU - SIN
2 stops34h 45mUnited Airlines
Tue 11-1122:20SIN - SJU
2 stops26h 57mUnited Airlines
Deal found 5-11S$ 1,745
Thu 20-1101:44SJU - SIN
2 stops43h 51mMultiple Airlines
Mon 24-1119:25SIN - SJU
2 stops44h 23mMultiple Airlines
Deal found 5-11S$ 1,755
Fri 21-1119:20SJU - SIN
2 stops31h 35mQatar Airways
Sun 23-1103:15SIN - SJU
2 stops32h 43mQatar Airways
Deal found 5-11S$ 2,252

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 6 November 2025.

Round-trip from

S$ 1,498

One-way from

S$ 865

Popular in

December

Cheapest in

January

Average price

S$ 1,914
Etihad Airways
  • Etihad Airways
  • 26-2-2-3
  • 4 total stops
  • 94h 22m total
  • Puerto Rico to Singapore
Search Deals
16-3
  • 16-3
  • 2 total stops
  • 44h 36m total
  • Puerto Rico to Singapore
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (S$ 139 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (S$ 149 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 6 November 2025.
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 26-2

13:44-09:35

2 stops55h 51m

Singapore Changi

Mon 2-3

19:25-21:56

2 stops38h 31m

S$ 1,498

AguadillaSingapore

BQN - SIN

BQNSIN

Aguadilla Borinquen

Thu 5-3

06:01-09:35

2 stops39h 34m

Singapore Changi

Mon 9-3

19:25-01:55

2 stops42h 30m

S$ 1,498

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Wed 3-12

08:30-08:00

2 stops35h 30m

Singapore Changi

Wed 10-12

22:20-14:40

2 stops28h 20m

S$ 1,537

AguadillaSingapore

BQN - SIN

BQNSIN

Aguadilla Borinquen

Wed 4-3

01:09-20:15

2 stops31h 06m

Singapore Changi

Mon 9-3

22:20-22:57

2 stops36h 37m

S$ 1,668

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Fri 21-11

16:52-06:55

2 stops50h 03m

Singapore Changi

Mon 24-11

22:20-21:00

2 stops34h 40m

S$ 1,728

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Thu 20-11

01:44-09:35

2 stops43h 51m

Singapore Changi

Mon 24-11

19:25-03:48

2 stops44h 23m

S$ 1,755

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Thu 26-2

15:05-14:55

2 stops35h 50m

Singapore Changi

Sun 1-3

03:15-23:44

2 stops32h 29m

S$ 1,770

AguadillaSingapore

BQN - SIN

BQNSIN

Aguadilla Borinquen

Thu 5-3

06:01-14:55

2 stops44h 54m

Singapore Changi

Sun 8-3

03:15-23:46

2 stops32h 31m

S$ 2,046

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Fri 21-11

19:20-14:55

2 stops31h 35m

Singapore Changi

Sun 23-11

03:15-23:58

2 stops32h 43m

S$ 2,252

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Thu 25-12

14:25-20:15

2 stops41h 50m

Singapore Changi

Fri 2-1

10:10-18:25

2 stops44h 15m

S$ 2,963

Flights are sorted by cheapest return flights first.

Deals found on 4-11

Showing 1-10 of 12 results
1
2

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

What is the cheapest month to book a flight from Puerto Rico to Singapore?

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Singapore (average of S$ 1,498). Flying from Puerto Rico to Singapore in April is currently the most expensive (average of S$ 2,562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 Etihad Airways and United Airlines fly from Puerto Rico to Singapore in about 35h 30m. The time it takes to get you to your destination can typically vary by up to 20h 21m. There are 17545 km between Puerto Rico and Singapore. Both multi-stop and direct flights can be found to your destination and back.

  • 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.

  • What is the cheapest month to book a flight from Puerto Rico to Singapore?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Singapore (average of S$ 1,498). Flying from Puerto Rico to Singapore in April is currently the most expensive (average of S$ 2,562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.