$719 Cheap Flights from Singapore (SIN) to San Juan (SJU)

View $719 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines from Singapore Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Singapore to San Juan (SIN-SJU)

Prices were available within the past 7 days and start at $719 for one-way flights and $1,240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, May 4 - Wed, May 13
SIN
Singapore
SJU
San Juan
$1,240 Roundtrip, found 6 days ago
$1,240
Roundtrip
found 6 days ago
Select United flight, departing Mon, May 4 from Singapore to San Juan, returning Wed, May 13, priced at $1,240 found 6 days ago
Turkish Airlines
Mon, May 4 - Wed, May 13
SIN
Singapore
SJU
San Juan
$1,250 Roundtrip, found 6 days ago
$1,250
Roundtrip
found 6 days ago
Select Turkish Airlines flight, departing Mon, May 4 from Singapore to San Juan, returning Wed, May 13, priced at $1,250 found 6 days ago
Turkish Airlines
Mon, May 4 - Wed, May 13
SIN
Singapore
SJU
San Juan
$1,273 Roundtrip, found 6 days ago
$1,273
Roundtrip
found 6 days ago
Select Turkish Airlines flight, departing Mon, May 4 from Singapore to San Juan, returning Wed, May 13, priced at $1,273 found 6 days ago
United
Sun, Sep 6 - Sun, Sep 13
SIN
Singapore
SJU
San Juan
$1,274 Roundtrip, found 12 hours ago
$1,274
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Sep 6 from Singapore to San Juan, returning Sun, Sep 13, priced at $1,274 found 12 hours ago
United
Sun, Nov 9 - Sun, Nov 16
SIN
Singapore
SJU
San Juan
$1,277 Roundtrip, found 14 hours ago
$1,277
Roundtrip
found 14 hours ago
Select United flight, departing Sun, Nov 9 from Singapore to San Juan, returning Sun, Nov 16, priced at $1,277 found 14 hours ago
Etihad Airways
Sun, Feb 1 - Wed, Feb 11
SIN
Singapore
SJU
San Juan
$1,301 Roundtrip, found 5 days ago
$1,301
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Sun, Feb 1 from Singapore to San Juan, returning Wed, Feb 11, priced at $1,301 found 5 days ago
United
Mon, May 4 - Wed, May 13
SIN
Singapore
SJU
San Juan
$1,313 Roundtrip, found 6 days ago
$1,313
Roundtrip
found 6 days ago
Select United flight, departing Mon, May 4 from Singapore to San Juan, returning Wed, May 13, priced at $1,313 found 6 days ago
United
Mon, May 4 - Wed, May 13
SIN
Singapore
SJU
San Juan
$1,321 Roundtrip, found 6 days ago
$1,321
Roundtrip
found 6 days ago
Select United flight, departing Mon, May 4 from Singapore to San Juan, returning Wed, May 13, priced at $1,321 found 6 days ago
All Nippon Airways
Sun, Feb 1 - Wed, Feb 11
SIN
Singapore
SJU
San Juan
$1,334 Roundtrip, found 5 days ago
$1,334
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Sun, Feb 1 from Singapore to San Juan, returning Wed, Feb 11, priced at $1,334 found 5 days ago
Japan Airlines
Thu, Oct 30 - Thu, Nov 6
SIN
Singapore
SJU
San Juan
$1,475 Roundtrip, found 2 days ago
$1,475
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Thu, Oct 30 from Singapore to San Juan, returning Thu, Nov 6, priced at $1,475 found 2 days ago

Frequently asked questions

How much does a flight from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU) cost?
Secure a cheap one-way flight from $719 or cheap return flight from $1,240 from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU)?
Planning your trip for May is a great way to save, as it's the cheapest month for flights between SIN and SJU. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU)?
To find the cheapest airline that'll fly you from SIN to SJU, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU)?
Direct flights from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SIN to SJU?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU)?
To avoid possible delays on the Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Booking your plane ticket from SIN to SJU shortly before your journey is usually more expensive. But if there's some wiggle room with your travel dates and times, you could score a cheap last-minute fare.
Can I cancel or change the date of my flight from Changi Airport (SIN) to Luis Munoz Marin Intl. Airport (SJU)?
In most cases, you can reschedule or cancel your SIN to SJU flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, visit our Customer Service portal.

Travel information

Origin airport
Changi
Destination airport
Luis Munoz Marin Intl.
Airlines serving
Air France, American Airlines, British Airways, Etihad Airways, Japan Airlines, KLM, Qatar Airways, Turkish Airlines, United
Roundtrip price
$1,240
Distance
10908 mi

Book with confidence

Singapore to San Juan Flights

The cheapest times to fly from Singapore to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Singapore to San Juan are during the month of May. You can find some of the cheapest flights from Singapore to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Singapore to San Juan

Sunday is one of the best days to book for cheap flights from Singapore to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Singapore to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Singapore to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $719 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Singapore to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Singapore to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Singapore to San Juan Flights

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*Available to One Key members.