Find flights
When to book
FAQs

Cheap flights from Puerto Rico to Singapore from S$ 866

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 4-2. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SIN
24 Aug — 31 Aug1
1 adult

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 19 August 2025.

Round-trip from

S$ 1,509

One-way from

S$ 866

Popular in

April

Cheapest in

February

Average price

S$ 2,294
United Airlines
  • United Airlines
  • 15-9-23-9
  • 5 total stops
  • 60h 22m total
  • Puerto Rico to Singapore
Search Deals
United Airlines
  • United Airlines
  • 4-2
  • 2 total stops
  • 40h 29m total
  • Puerto Rico to Singapore
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (S$ 243 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 53 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Puerto Rico to Singapore

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 19 August 2025.

Mon 15-901:05SJU - SIN
2 stops29h 20mUnited Airlines
Tue 23-920:40SIN - SJU
2 stops35h 58mUnited Airlines
Deal found 18-8S$ 1,509
Wed 10-918:05SJU - SIN
2 stops42h 15mJapan Airlines
Tue 16-901:55SIN - SJU
2 stops31h 29mJapan Airlines
Deal found 18-8S$ 1,531
Tue 4-1119:20SJU - SIN
2 stops34h 05mJapan Airlines
Mon 10-1102:20SIN - SJU
2 stops37h 28mJapan Airlines
Deal found 17-8S$ 1,551
Tue 9-901:05SJU - SIN
2 stops29h 20mUnited Airlines
Wed 17-920:40SIN - SJU
3 stops31h 02mUnited Airlines
Deal found 18-8S$ 1,573
Sat 27-918:05SJU - SIN
2 stops35h 25mJapan Airlines
Sun 5-1001:55SIN - SJU
2 stops35h 02mJapan Airlines
Deal found 17-8S$ 1,580
Thu 18-912:01SJU - SIN
2 stops32h 59mQatar Airways
Wed 24-903:10SIN - SJU
2 stops32h 27mQatar Airways
Deal found 19-8S$ 1,631
Fri 21-1117:50SJU - SIN
2 stops38h 25mUnited Airlines
Mon 24-1122:20SIN - SJU
2 stops28h 20mUnited Airlines
Deal found 18-8S$ 1,685
Wed 26-1114:25SJU - SIN
3 stops41h 50mUnited Airlines
Sun 30-1122:20SIN - SJU
2 stops32h 05mUnited Airlines
Deal found 17-8S$ 1,702
Fri 22-801:05SJU - SIN
2 stops41h 10mUnited Airlines
Sat 30-820:40SIN - SJU
2 stops27h 54mUnited Airlines
Deal found 19-8S$ 1,766
Wed 15-1015:19SJU - SIN
3 stops32h 41mMultiple Airlines
Wed 22-1020:45SIN - SJU
2 stops30h 14mMultiple Airlines
Deal found 17-8S$ 1,866
Wed 15-1013:35SJU - SIN
2 stops38h 10mQatar Airways
Tue 21-1003:10SIN - SJU
2 stops30h 14mQatar Airways
Deal found 17-8S$ 1,915
Tue 4-1109:15SJU - SIN
2 stops35h 30mMultiple Airlines
Mon 10-1101:30SIN - SJU
3 stops29h 51mMultiple Airlines
Deal found 17-8S$ 1,962

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 19 August 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

Tue 4-11

08:10-08:00

2 stops35h 50m

Singapore Changi

Tue 11-11

22:20-18:25

3 stops32h 05m

S$ 1,509

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Tue 14-10

01:05-06:15

2 stops41h 10m

Singapore Changi

Wed 22-10

20:40-15:42

2 stops31h 02m

S$ 1,509

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Tue 9-9

01:05-18:25

2 stops29h 20m

Singapore Changi

Wed 17-9

20:40-20:38

2 stops35h 58m

S$ 1,509

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Tue 16-9

07:00-06:15

2 stops35h 15m

Singapore Changi

Tue 23-9

08:45-14:44

2 stops41h 59m

S$ 1,509

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Sat 27-9

14:55-18:25

2 stops63h 30m

Singapore Changi

Mon 6-10

20:40-12:34

2 stops27h 54m

S$ 1,509

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Wed 4-2

15:46-20:15

2 stops40h 29m

S$ 866

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Thu 5-2

08:10-08:00

2 stops35h 50m

S$ 866

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Wed 4-2

14:38-00:10

3 stops45h 32m

S$ 869

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Thu 5-2

14:38-20:40

3 stops42h 02m

S$ 911

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

Wed 4-2

02:05-07:00

2 stops40h 55m

S$ 985

Flights are sorted by cheapest return flights first.

Deals found on 18-8

Showing 1-10 of 11 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
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 50m. 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

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.
Port of Spain to Singapore flights
Puerto Plata 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.