Find flights
When to book
Airlines
FAQs

Cheap flights from Sydney to Puerto Rico from $904

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SJU
10 May — 17 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 10 April 2026.

Thu 21/509:30
SYD
-
SJU
2 stops25h 54m
Multiple Airlines
Thu 28/513:25
SJU
-
SYD
2 stops27h 35m
Multiple Airlines
Deal found 6/4$2,354
Wed 18/1111:50
SYD
-
SJU
2 stops27h 46m
United Airlines
Mon 23/1114:25
SJU
-
SYD
2 stops73h 35m
United Airlines
Deal found 7/4$2,628
Thu 21/512:00
SYD
-
SJU
1 stop25h 39m
American Airlines
Thu 28/511:55
SJU
-
SYD
2 stops29h 10m
American Airlines
Deal found 6/4$2,938
Sun 3/509:30
SYD
-
SJU
2 stops28h 20m
United Airlines
Wed 6/507:00
SJU
-
SYD
2 stops34h 00m
United Airlines
Deal found 9/4$3,055
Sun 3/510:20
SYD
-
SJU
2 stops27h 30m
United Airlines
Thu 7/507:40
SJU
-
SYD
2 stops33h 15m
United Airlines
Deal found 5/4$3,062
Mon 13/410:20
SYD
-
SJU
2 stops43h 22m
United Airlines
Wed 22/413:40
SJU
-
SYD
2 stops27h 15m
United Airlines
Deal found 6/4$3,194

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 10 April 2026.

Round-trip from

$2,354

One-way from

$904

Popular in

March

Cheapest in

October

Average price

$2,339
Lufthansa
  • Lufthansa
  • 21/5-28/5
  • 4 total stops
  • 53h 29m total
  • Sydney to Puerto Rico
Search Deals
23/4
  • 23/4
  • 3 total stops
  • 55h 00m total
  • Sydney to Puerto Rico
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($581 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($142 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 10 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
Fastest return journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 21/5

09:30-21:24

2 stops25h 54m

San Juan Luis Munoz Marin Intl

Thu 28/5

13:25-07:00

2 stops27h 35m

$2,354

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 3/5

09:30-23:50

2 stops28h 20m

San Juan Luis Munoz Marin Intl

Wed 6/5

07:00-07:00

2 stops34h 00m

$3,055

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 3/5

10:20-23:50

2 stops27h 30m

San Juan Luis Munoz Marin Intl

Thu 7/5

07:40-06:55

2 stops33h 15m

$3,062

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 21/5

12:00-04:25

1 stop30h 25m

San Juan Luis Munoz Marin Intl

Thu 28/5

05:30-06:55

1 stop35h 25m

$3,306

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 3/5

12:00-23:02

1 stop25h 02m

San Juan Luis Munoz Marin Intl

Wed 6/5

11:43-07:05

2 stops29h 22m

$3,403

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 3/5

21:05-00:07

3 stops41h 02m

San Juan Luis Munoz Marin Intl

Wed 6/5

10:00-19:10

3 stops43h 10m

$10,342
Cheapest one-way

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Tue 21/4

13:15-09:54

3 stops34h 39m

$1,148

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 1/6

09:30-17:38

2 stops46h 08m

$1,317
Fastest single journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 1/6

12:00-23:39

1 stop25h 39m

$1,717

Flights are sorted by cheapest return flights first.

Deals found on 9/4

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 $919). Flying from Sydney to Puerto Rico in January is currently the most expensive (average of $2,309). 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 10 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
9,562 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

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
9,562 reviews
United Airlines
7.4
Good
9,562 reviews
Check prices

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

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 $3,055, United Airlines can have you in Puerto Rico from Sydney in 28h 20m. The distance from Sydney to Puerto Rico is about 15944 km.

  • 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 $919). Flying from Sydney to Puerto Rico in January is currently the most expensive (average of $2,309). 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 10 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,204Average$2,301FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.