How long is the flight from Singapore to San Juan?

A quick flight from Singapore to San Juan can take about 30h 09m. United Airlines provides one of the quickest options available for as low as S$ 1,679. Airlines will cover a distance of 17545 km.

In terms of precipitation, rainfall in San Juan ranges from 55.0 - 156.0 inches per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit San Juan when rainfall is around 55.0 mm.

If weather is an important factor for your trip to San Juan, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

What is the cheapest time of day to fly from SG to SJU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to San Juan as you normally would.

Can I find deals for flights from Singapore to San Juan that include hotel bookings?

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

How can I find direct flights from Singapore to San Juan?

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

Can I find deals for business class flights from Singapore to San Juan?

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

S$ 937+ Cheap Flights from Singapore to San Juan

Cheap flight deals from Singapore to San Juan

Enter your travel dates to find the best prices.

Cheapest

Best

One-way

Cheapest flights from Singapore to San Juan
Explore the most affordable flight options available from Singapore to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2026.

Sun 4-1020:35 -

2 stops30h 09m

Sun 11-1014:00 -

2 stops40h 35m

Deal found 20-8S$ 1,679

Thu 8-1020:35 -

2 stops30h 09m

Thu 15-1015:56 -

2 stops38h 39m

Deal found 24-8S$ 1,685

Mon 5-1008:45 -

2 stops44h 53m

Wed 7-1001:00 -

2 stops41h 15m

Deal found 20-8S$ 1,716

Mon 5-1021:00 -

2 stops34h 33m

Thu 8-1015:00 -

2 stops30h 40m

Deal found 24-8S$ 1,746

Thu 8-1021:00 -

3 stops40h 53m

Thu 15-1010:39 -

3 stops35h 01m

Deal found 24-8S$ 1,770

Sat 3-1002:00 -

3 stops47h 40m

Sun 11-1006:12 -

2 stops39h 28m

Deal found 20-8S$ 2,469

Find flight deals from Singapore to San Juan

Round-trip from	S$ 1,679
One-way from	S$ 937

United Airlines
4-10-11-10
4 total stops
70h 44m total
Singapore to San Juan

Search Deals

Qatar Airways
10-2
2 total stops
28h 45m total
Singapore to San Juan

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Sun 4-10

20:35-14:44

2 stops30h 09m

San Juan Luis Munoz Marin Intl

Sun 11-10

14:00-18:35

2 stops40h 35m

S$ 1,679

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Mon 5-10

08:45-17:38

2 stops44h 53m

San Juan Luis Munoz Marin Intl

Wed 7-10

01:00-06:15

2 stops41h 15m

S$ 1,716

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Fri 5-2

08:40-13:30

2 stops40h 50m

San Juan Luis Munoz Marin Intl

Sat 6-2

15:35-00:55

2 stops45h 20m

S$ 1,739

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Mon 5-10

21:00-19:33

2 stops34h 33m

San Juan Luis Munoz Marin Intl

Thu 8-10

15:00-09:40

2 stops30h 40m

S$ 1,746

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Sun 4-10

12:10-13:38

1 stop37h 28m

San Juan Luis Munoz Marin Intl

Sun 11-10

10:30-05:30

1 stop31h 00m

S$ 3,960

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Thu 8-10

12:10-11:29

1 stop35h 19m

San Juan Luis Munoz Marin Intl

Thu 15-10

13:00-06:50

2 stops29h 50m

S$ 3,974

Fastest return journey

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Fri 5-2

12:10-02:25

1 stop26h 15m

San Juan Luis Munoz Marin Intl

Sat 6-2

08:15-06:50

2 stops34h 35m

S$ 4,280

Cheapest one-way

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Thu 11-2

08:40-13:30

2 stops40h 50m

S$ 1,626

Fastest single journey

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Thu 11-2

12:10-02:28

1 stop26h 18m

S$ 1,711

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Thu 11-2

10:45-18:25

3 stops43h 40m

S$ 1,765

Flights are sorted by cheapest return flights first.

Deals found on 23-8

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Singapore to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Singapore with our price prediction graph.

SIN-SJU

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 Singapore to San Juan

SG0-PR1

SIN-SJU

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Singapore to San Juan?
A quick flight from Singapore to San Juan can take about 30h 09m. United Airlines provides one of the quickest options available for as low as S$ 1,679. Airlines will cover a distance of 17545 km.
Can I find deals for flights from Singapore to San Juan that include hotel bookings?
Yes. In addition to deals on Singapore to San Juan flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to San Juan?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to San Juan.
Can I find deals for business class flights from Singapore to San Juan?
Yes. Cheapflights offers flight deals from Singapore to San Juan 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

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Popular flights

Alternative routes for Singapore to San Juan

Singapore to Luis Munoz Marin Intl flights

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to San Juan?

Deals for Singapore to San Juan 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 Singapore to San Juan?

Cheapflights helps you find that perfect flight to San Juan from Singapore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Singapore to San Juan with no change fees?

Need flexible booking options for your flight to San Juan from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to San Juan become cheaper?

Of course! You can now track prices for flights from Singapore to San Juan 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.

Cheap flights from Singapore to San Juan from S$ 937

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 10-2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to San Juan

Cheapest flights from Singapore to San JuanExplore the most affordable flight options available from Singapore to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2026.

Explore the most affordable flight options available from Singapore to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2026.

Best flights from Singapore to San JuanDiscover carefully curated flight deals from Singapore to San Juan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 August 2026.

Discover carefully curated flight deals from Singapore to San Juan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 August 2026.

One-way flights from Singapore to San JuanSearch for one-way flight options from Singapore to San Juan. Find affordable one-way fares based on user searches. Data last updated 25 August 2026.

Search for one-way flight options from Singapore to San Juan. Find affordable one-way fares based on user searches. Data last updated 25 August 2026.

Find flight deals from Singapore to San Juan

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Singapore to San Juan that are best for you.

Best time to book a flight from Singapore to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Singapore with our price prediction graph.

Cheapflights Insights

Related info for your journey

How long is the flight from Singapore to San Juan?

Can I find deals for flights from Singapore to San Juan that include hotel bookings?

How can I find direct flights from Singapore to San Juan?

Can I find deals for business class flights from Singapore to San Juan?

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 Singapore to San Juan

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Singapore to San Juan by cabin class

Find flights from Singapore to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Singapore and San Juan flights

Browse other Singapore and San Juan flight options. Last updated on 25 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to San Juan?

Why should you use Cheapflights to find cheap flight tickets from Singapore to San Juan?

Can Cheapflights find flights from Singapore to San Juan with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to San Juan become cheaper?

100% Free

Book With Flexibility

Travel Smart

Cheapest flights from Singapore to San Juan
Explore the most affordable flight options available from Singapore to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 August 2026.

Best flights from Singapore to San Juan
Discover carefully curated flight deals from Singapore to San Juan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 August 2026.

One-way flights from Singapore to San Juan
Search for one-way flight options from Singapore to San Juan. Find affordable one-way fares based on user searches. Data last updated 25 August 2026.