How long is the flight from Singapore to San Juan?

A quick flight from Singapore to San Juan can take about 29h 16m. United Airlines provides one of the quickest options available for as low as S$ 1,628. Airlines will cover a distance of 17545 km. This flight may include one or multiple stops.

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 SIN 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.

What airport do you fly from for flights from Singapore to San Juan?

Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to San Juan from Singapore. Booking flights from Changi (SIN) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 0 different airlines.

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$ 940+ 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

Last-minute

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 13 September 2026.

Tue 8-1208:15 -

2 stops47h 37m

Thu 10-1206:01 -

2 stops36h 39m

Deal found 11-9S$ 1,599

Mon 26-1022:20 -

2 stops29h 16m

Wed 28-1001:05 -

2 stops31h 10m

Deal found 12-9S$ 1,628

Fri 13-1122:20 -

2 stops27h 12m

Mon 23-1119:35 -

2 stops36h 40m

Deal found 13-9S$ 1,684

Thu 8-1020:35 -

2 stops31h 07m

Thu 15-1015:56 -

2 stops50h 19m

Deal found 10-9S$ 1,687

Thu 24-908:45 -

2 stops47h 53m

Mon 5-1007:00 -

2 stops47h 35m

Deal found 10-9S$ 1,720

Thu 3-1208:15 -

2 stops37h 47m

Fri 11-1215:00 -

2 stops51h 40m

Deal found 11-9S$ 1,736

Mon 30-1102:20 -

2 stops53h 32m

Thu 10-1206:01 -

2 stops36h 39m

Deal found 12-9S$ 1,744

Mon 5-1021:00 -

2 stops58h 33m

Thu 8-1006:00 -

2 stops39h 40m

Deal found 11-9S$ 1,761

Thu 8-1023:00 -

3 stops54h 46m

Thu 15-1016:52 -

2 stops50h 53m

Deal found 10-9S$ 1,827

Mon 5-1008:45 -

2 stops41h 00m

Wed 7-1001:00 -

2 stops29h 35m

Deal found 10-9S$ 1,858

Find flight deals from Singapore to San Juan

Round-trip from	S$ 1,599
One-way from	S$ 940

Japan Airlines
8-12-10-12
4 total stops
84h 16m total
Singapore to San Juan

Search Deals

16-10-31-12
2 total stops
43h 01m total
Singapore to San Juan

Search Deals

Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Fri 16-10

21:20-16:06

3 stops54h 46m

San Juan Luis Munoz Marin Intl

Wed 31-12

00:00-11:30

Nonstop0h 00m

S$ 960

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Thu 11-2

06:35-21:00

2 stops50h 25m

San Juan Luis Munoz Marin Intl

Wed 31-12

00:00-11:30

Nonstop0h 00m

S$ 1,371

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Mon 26-10

22:20-15:36

2 stops29h 16m

San Juan Luis Munoz Marin Intl

Wed 28-10

01:05-20:15

2 stops31h 10m

S$ 1,628

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Fri 13-11

22:20-13:32

2 stops27h 12m

San Juan Luis Munoz Marin Intl

Mon 23-11

19:35-20:15

2 stops36h 40m

S$ 1,684

Fastest return 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

San Juan Luis Munoz Marin Intl

Wed 31-12

00:00-11:30

Nonstop0h 00m

S$ 1,713

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Mon 18-1

22:20-16:36

2 stops30h 16m

San Juan Luis Munoz Marin Intl

Sun 31-1

17:50-20:15

2 stops38h 25m

S$ 1,717

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Thu 24-9

08:45-20:38

2 stops47h 53m

San Juan Luis Munoz Marin Intl

Mon 5-10

07:00-18:35

2 stops47h 35m

S$ 1,720

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Mon 30-11

02:20-19:52

2 stops53h 32m

San Juan Luis Munoz Marin Intl

Thu 10-12

06:01-06:40

2 stops36h 39m

S$ 1,744

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Mon 5-10

21:00-19:33

2 stops58h 33m

San Juan Luis Munoz Marin Intl

Thu 8-10

06:00-09:40

2 stops39h 40m

S$ 1,761

SingaporeSan Juan

SIN Singapore Changi - SJU San Juan Luis Munoz Marin Intl

SINSJU

Singapore Changi

Mon 5-10

08:45-13:45

2 stops41h 00m

San Juan Luis Munoz Marin Intl

Wed 7-10

01:00-18:35

2 stops29h 35m

S$ 1,858

Flights are sorted by cheapest return flights first.

Deals found on 12-9

Showing 1-10 of 12 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-PR1

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

SIN-PR1

SIN-SJU

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

Related info for your journey

What airport do you fly from for flights from Singapore to San Juan?
Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to San Juan from Singapore. Booking flights from Changi (SIN) to San Juan should be relatively easy as there are 0 daily outbound flights to San Juan from 0 different airlines.
How long is the flight from Singapore to San Juan?
A quick flight from Singapore to San Juan can take about 29h 16m. United Airlines provides one of the quickest options available for as low as S$ 1,628. Airlines will cover a distance of 17545 km. This flight may include one or multiple stops.
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

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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 taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to San Juan for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to San Juan, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Singapore to San Juan from S$ 940

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16-10. 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 13 September 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 13 September 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 13 September 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 13 September 2026.

Last-minute flights from Singapore to San JuanDiscover last-minute flight deals from Singapore to San Juan. Data last updated 13 September 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to San Juan. Data last updated 13 September 2026 and is based on user searches.

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 13 September 2026.

Search for one-way flight options from Singapore to San Juan. Find affordable one-way fares based on user searches. Data last updated 13 September 2026.

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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

What airport do you fly from for flights from Singapore to San Juan?

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 13 September 2026.

Popular flight searches

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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?

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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 13 September 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 13 September 2026.

Last-minute flights from Singapore to San Juan
Discover last-minute flight deals from Singapore to San Juan. Data last updated 13 September 2026 and is based on user searches.

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 13 September 2026.