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Cheap flights from Singapore to San Juan from S$ 826

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 1-9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SJU
14 Apr — 21 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to San Juan

Enter your travel dates to find the best prices.

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 15 March 2026.

Tue 14-420:35
SIN
-
SJU
2 stops36h 49m
United Airlines
Tue 21-407:40
SJU
-
SIN
2 stops46h 55m
United Airlines
Deal found 14-3S$ 1,510
Tue 21-409:00
SIN
-
SJU
2 stops48h 24m
United Airlines
Fri 24-407:20
SJU
-
SIN
2 stops47h 15m
United Airlines
Deal found 13-3S$ 1,560
Thu 14-509:00
SIN
-
SJU
2 stops47h 34m
United Airlines
Thu 21-513:40
SJU
-
SIN
2 stops40h 55m
United Airlines
Deal found 14-3S$ 1,640
Tue 28-420:35
SIN
-
SJU
3 stops33h 03m
United Airlines
Mon 4-501:00
SJU
-
SIN
2 stops29h 35m
United Airlines
Deal found 14-3S$ 1,899
Thu 2-719:40
SIN
-
SJU
2 stops35h 10m
Qatar Airways
Sun 5-717:15
SJU
-
SIN
2 stops34h 30m
Qatar Airways
Deal found 11-3S$ 1,958

Find flight deals from Singapore to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 March 2026.

Round-trip from

S$ 1,510

One-way from

S$ 826
United Airlines
  • United Airlines
  • 14-4-21-4
  • 4 total stops
  • 83h 44m total
  • Singapore to San Juan
Search Deals
1-9
  • 1-9
  • 3 total stops
  • 56h 05m total
  • Singapore to San Juan
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to San Juan 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 15 March 2026.
Use the filters below to find and compare flights from Singapore to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Tue 21-4

09:00-21:24

2 stops48h 24m

San Juan Luis Munoz Marin Intl

Fri 24-4

07:20-18:35

2 stops47h 15m

S$ 1,560

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Thu 14-5

09:00-20:34

2 stops47h 34m

San Juan Luis Munoz Marin Intl

Thu 21-5

13:40-18:35

2 stops40h 55m

S$ 1,640

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Sun 26-4

20:35-21:24

2 stops36h 49m

San Juan Luis Munoz Marin Intl

Sun 3-5

15:56-06:45

2 stops50h 49m

S$ 1,649
Fastest return journey

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Tue 28-4

20:35-17:38

3 stops33h 03m

San Juan Luis Munoz Marin Intl

Mon 4-5

01:00-18:35

2 stops29h 35m

S$ 1,899

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Thu 2-7

19:40-18:50

2 stops35h 10m

San Juan Luis Munoz Marin Intl

Sun 5-7

17:15-15:45

2 stops34h 30m

S$ 1,958

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Sat 25-4

02:00-12:32

3 stops46h 32m

San Juan Luis Munoz Marin Intl

Sun 3-5

05:30-14:50

3 stops45h 20m

S$ 2,417
Cheapest one-way

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Tue 1-9

23:05-19:10

3 stops56h 05m

S$ 826

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Fri 17-4

21:20-19:14

3 stops57h 54m

S$ 1,248
Fastest single journey

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Thu 16-4

03:15-00:07

2 stops32h 52m

S$ 1,353

SingaporeSan Juan

SIN - SJU

SINSJU

Singapore Changi

Sun 29-3

09:00-12:04

2 stops39h 04m

S$ 3,104

Flights are sorted by cheapest return flights first.

Deals found on 11-3

Sorted 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.
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
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 Singapore to San Juan. 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 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 48h 24m. United Airlines provides one of the quickest options available for as low as S$ 1,560. 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

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Alternative routes for Singapore to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Luis Munoz Marin Intl 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 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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