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$675+ Cheap flights from Luis Munoz Marin Intl (SJU) to Singapore (SIN)

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SIN
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Luis Munoz Marin Intl to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Singapore (SIN). 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 septiembre 16, 2025.

Round-trip from

$1,176
(United Airlines)

One-way from

$675
(United Airlines)

Popular in

September

Cheapest in

February

Average price

$2,208
From San Juan Luis Munoz Marin Intl to Singapore Changi
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One-way flight from San Juan Luis Munoz Marin Intl to Singapore Changi
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Highest demand for flights based on searches. 8% potential increase in price ($151 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Luis Munoz Marin Intl to Singapore

Cheapest flights from Luis Munoz Marin Intl to Singapore
Explore the most affordable flight options available from Luis Munoz Marin Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/211:05 amSJU - SIN
2 stops41h 10mUnited Airlines
lun. 9/298:40 pmSIN - SJU
3 stops32h 50mUnited Airlines
Deal found 9/15$1,176
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/18:30 amSJU - SIN
2 stops34h 25mUnited Airlines
lun. 12/1510:20 pmSIN - SJU
2 stops29h 20mUnited Airlines
Deal found 9/15$1,186
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/212:25 pmSJU - SIN
2 stops41h 50mUnited Airlines
lun. 11/2410:20 pmSIN - SJU
2 stops34h 40mUnited Airlines
Deal found 9/15$1,313
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/222:20 pmSJU - SIN
2 stops41h 55mUnited Airlines
dom. 11/3010:20 pmSIN - SJU
2 stops32h 05mUnited Airlines
Deal found 9/15$1,326
This Etihad Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/302:00 amSJU - SIN
2 stops43h 35mMultiple Airlines
lun. 12/157:25 pmSIN - SJU
2 stops40h 29mMultiple Airlines
Deal found 9/15$1,631
This Etihad Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/214:00 amSJU - SIN
2 stops41h 35mMultiple Airlines
dom. 11/307:25 pmSIN - SJU
2 stops42h 32mMultiple Airlines
Deal found 9/15$1,638
This Qatar Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/217:20 pmSJU - SIN
2 stops31h 35mQatar Airways
dom. 11/233:15 amSIN - SJU
2 stops34h 42mQatar Airways
Deal found 9/15$1,923
This Qatar Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/302:00 amSJU - SIN
2 stops31h 15mQatar Airways
dom. 12/143:15 amSIN - SJU
2 stops33h 07mQatar Airways
Deal found 9/15$1,940

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luis Munoz Marin Intl 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 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Singapore that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Singapore

Route

Depart

Return

Price

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

mar. 10/28

1:05 am-8:15 pm

2 stops31h 10m

Singapore Changi

mié. 11/5

10:20 pm-6:25 pm

2 stops32h 05m

$1,176

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

lun. 12/1

8:30 am-6:55 am

2 stops34h 25m

Singapore Changi

lun. 12/15

10:20 pm-3:40 pm

2 stops29h 20m

$1,186

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

jue. 2/26

8:35 am-6:55 am

2 stops34h 20m

Singapore Changi

lun. 3/2

10:20 pm-9:00 pm

2 stops34h 40m

$1,286

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

jue. 2/26

7:20 am-6:35 am

2 stops35h 15m

Singapore Changi

dom. 3/1

2:20 am-3:55 am

2 stops37h 35m

$1,292

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

vie. 11/21

2:25 pm-8:15 pm

2 stops41h 50m

Singapore Changi

lun. 11/24

10:20 pm-9:00 pm

2 stops34h 40m

$1,313

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

sáb. 11/22

2:20 pm-8:15 pm

2 stops41h 55m

Singapore Changi

dom. 11/30

10:20 pm-6:25 pm

2 stops32h 05m

$1,326

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

mié. 2/25

1:59 am-9:15 pm

2 stops31h 16m

Singapore Changi

lun. 3/2

8:15 pm-7:55 pm

2 stops35h 40m

$1,512

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

mié. 1/7

2:25 pm-8:15 pm

2 stops41h 50m

$675

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

mié. 1/7

6:59 pm-8:45 am

3 stops49h 46m

$701

San JuanSingapore

SJU - SIN

SJUSIN

San Juan Luis Munoz Marin Intl

mar. 1/6

9:37 pm-10:00 am

3 stops48h 23m

$701

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 17 results
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Best time to book a flight from Luis Munoz Marin Intl to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Luis Munoz Marin Intl with our price prediction graph.
Estimated round-trip 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 San Juan Luis Munoz Marin Intl Airport to Singapore

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Singapore?

Currently, October is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Singapore (average of $1,002). Flying from San Juan Luis Munoz Marin Intl Airport to Singapore in December is currently the most expensive (average of $1,665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Luis Munoz Marin Intl to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

One of the essential ways to save on airfare from San Juan Luis Munoz Marin Intl Airport to Singapore is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 71% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl?

    For a flight from San Juan Luis Munoz Marin Intl to Singapore, you will be flying into Changi. Singapore Changi (SIN) is just 10.5 mi from the center of the city. Changi is the only Singapore airport and it handles 0 inbound flights from San Juan Luis Munoz Marin Intl per day. 0 airlines have flights to Singapore Changi from San Juan Luis Munoz Marin Intl on a regular basis.

  • How long is the flight from San Juan Luis Munoz Marin Intl Airport to Singapore?

    There are many flights that can get you from San Juan Luis Munoz Marin Intl Airport to Singapore in 31h 10m. Fly via United Airlines to get the fastest option. There are 10902 mi between San Juan Luis Munoz Marin Intl Airport and Singapore.

  • Can I find deals for flights from Luis Munoz Marin Intl to Singapore that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Singapore?

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

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Singapore?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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.

  • What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Singapore?

    Currently, October is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Singapore (average of $1,002). Flying from San Juan Luis Munoz Marin Intl Airport to Singapore in December is currently the most expensive (average of $1,665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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