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Cheap flights from Sydney to Puerto Rico from $1,101

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SJU
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Puerto Rico
Explore the most affordable flight options available from Sydney to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2026.

Thu 7/510:20
SYD
-
SJU
2 stops25h 04m
United Airlines
Mon 11/507:00
SJU
-
SYD
2 stops34h 00m
United Airlines
Deal found 29/3$2,956
Sun 3/509:30
SYD
-
SJU
2 stops28h 20m
United Airlines
Thu 7/507:40
SJU
-
SYD
2 stops33h 15m
United Airlines
Deal found 30/3$3,096
Thu 7/509:10
SYD
-
SJU
2 stops33h 22m
American Airlines
Mon 11/515:36
SJU
-
SYD
1 stop25h 19m
American Airlines
Deal found 29/3$3,297
Sun 3/512:00
SYD
-
SJU
1 stop25h 02m
American Airlines
Thu 7/510:03
SJU
-
SYD
2 stops31h 02m
American Airlines
Deal found 30/3$3,447
Thu 7/509:20
SYD
-
SJU
2 stops40h 44m
Air Canada
Mon 11/507:20
SJU
-
SYD
3 stops34h 00m
Air Canada
Deal found 29/3$4,362

Find flight deals from Sydney to Puerto Rico

Keep the following information in mind while searching for Sydney to Puerto Rico flight deals. Data was last updated 2 April 2026.

Round-trip from

$2,956

One-way from

$1,101

Popular in

January

Cheapest in

August

Average price

$2,378
United Airlines
  • United Airlines
  • 7/5-11/5
  • 4 total stops
  • 59h 04m total
  • Sydney to Puerto Rico
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 48h 44m total
  • Sydney to Puerto Rico
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($418 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($59 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Puerto Rico 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 647,157 searches. Data last updated 2 April 2026.
Use the filters below to find and compare flights from Sydney to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 7/5

10:20-21:24

2 stops25h 04m

San Juan Luis Munoz Marin Intl

Mon 11/5

07:00-07:00

2 stops34h 00m

$2,956

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 3/5

09:30-23:50

2 stops28h 20m

San Juan Luis Munoz Marin Intl

Thu 7/5

07:40-06:55

2 stops33h 15m

$3,096
Fastest return journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 7/5

09:10-04:32

2 stops33h 22m

San Juan Luis Munoz Marin Intl

Mon 11/5

15:36-06:55

1 stop25h 19m

$3,297

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 7/5

21:05-02:41

3 stops43h 36m

San Juan Luis Munoz Marin Intl

Mon 11/5

06:18-19:10

3 stops46h 52m

$4,679

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 3/5

21:05-00:07

3 stops41h 02m

San Juan Luis Munoz Marin Intl

Thu 7/5

17:27-19:10

3 stops59h 43m

$7,569
Cheapest one-way

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 1/6

13:15-23:59

3 stops48h 44m

$1,101

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 1/6

12:00-04:25

1 stop30h 25m

$1,381
Fastest single journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 1/6

09:30-20:38

2 stops25h 08m

$3,597

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Sorted by cheapest first

Best time to book a flight from Sydney to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Sydney 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 Sydney to Puerto Rico

What is the cheapest month to book a flight from Sydney to Puerto Rico?

Currently, October is the cheapest month in which you can book a flight from Sydney to Puerto Rico (average of $935). Flying from Sydney to Puerto Rico in January is currently the most expensive (average of $2,350). 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.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Puerto Rico. Reviews last updated 2 April 2026.
Read through reviews of airlines operating flights from Sydney to Puerto Rico, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,529 reviews
Check prices

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,529 reviews
United Airlines
7.4
Good
9,529 reviews
Check prices

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Sydney to Puerto Rico. 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 Sydney to Puerto Rico?

    If you book a flight to Puerto Rico from Sydney, you will be flying from Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

  • How long is the flight from Sydney to Puerto Rico?

    For as low as $2,956, United Airlines can have you in Puerto Rico from Sydney in 25h 04m. The distance from Sydney to Puerto Rico is about 15944 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Sydney to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Sydney to Puerto Rico flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Puerto Rico.

  • Can I find deals for business class flights from Sydney to Puerto Rico?

    Yes. Cheapflights offers flight deals from Sydney to Puerto Rico 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 Sydney to Puerto Rico?

    Currently, October is the cheapest month in which you can book a flight from Sydney to Puerto Rico (average of $935). Flying from Sydney to Puerto Rico in January is currently the most expensive (average of $2,350). 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.

See more FAQs

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.

Top airline flying from Sydney to Puerto Rico

Discover the top airline that operate flights from Sydney to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,226Average$2,343FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 Sydney to Puerto Rico?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Puerto Rico from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to Puerto Rico?

Cheapflights helps you find that perfect flight to Puerto Rico from Sydney 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 Sydney to Puerto Rico with no change fees?

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

Can Cheapflights notify me if prices for flights from Sydney to Puerto Rico become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Puerto Rico from Sydney today and book when prices fit your budget.

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