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Cheap flights from Puerto Rico to Sydney from $1,742

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SYD
6 Aug — 13 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Puerto Rico to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Puerto Rico to Sydney
Explore the most affordable flight options available from Puerto Rico to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 July 2026.

Wed 19/815:44
SJU
-
SYD
1 stop25h 11m
American Airlines
Wed 2/912:00
SYD
-
SJU
1 stop40h 54m
American Airlines
Deal found 5/7$1,742
Wed 26/816:55
SJU
-
SYD
2 stops48h 05m
United Airlines
Thu 3/909:30
SYD
-
SJU
2 stops40h 27m
United Airlines
Deal found 3/7$1,781
Wed 18/1106:44
SJU
-
SYD
1 stop33h 11m
American Airlines
Sun 6/1214:05
SYD
-
SJU
1 stop30h 14m
American Airlines
Deal found 7/7$1,800
Wed 18/1114:21
SJU
-
SYD
2 stops27h 44m
United Airlines
Sun 6/1209:15
SYD
-
SJU
1 stop22h 21m
United Airlines
Deal found 6/7$1,804
Wed 19/814:20
SJU
-
SYD
2 stops26h 35m
United Airlines
Wed 2/910:20
SYD
-
SJU
2 stops42h 24m
United Airlines
Deal found 6/7$1,921

Find flight deals from Puerto Rico to Sydney

Keep the following information in mind while searching for Puerto Rico to Sydney flight deals. Data was last updated 7 July 2026.

Round-trip from

$1,742

Popular in

July

Cheapest in

June

Average price

$3,650
American Airlines
  • American Airlines
  • 19/8-2/9
  • 2 total stops
  • 66h 05m total
  • Puerto Rico to Sydney
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($145 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Puerto Rico to Sydney 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 7 July 2026.
Use the filters below to find and compare flights from Puerto Rico to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 26/8

16:55-07:00

2 stops48h 05m

Sydney Kingsford Smith

Thu 3/9

09:30-11:57

2 stops40h 27m

$1,781
Fastest return journey

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 18/11

14:21-09:05

2 stops27h 44m

Sydney Kingsford Smith

Sun 6/12

09:15-16:36

1 stop22h 21m

$1,804

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 29/12

14:10-08:30

2 stops27h 20m

Sydney Kingsford Smith

Tue 19/1

10:40-23:50

2 stops28h 10m

$2,357

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 25/12

10:15-09:05

2 stops31h 50m

Sydney Kingsford Smith

Tue 12/1

13:20-13:17

2 stops38h 57m

$2,583
Cheapest one-way

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 13/10

17:15-20:05

3 stops59h 50m

$5,812
Fastest single journey

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 13/10

12:21-06:25

2 stops27h 04m

$7,821

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Sorted by cheapest first

Best time to book a flight from Puerto Rico to Sydney

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

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

Currently, February is the cheapest month in which you can book a flight from Puerto Rico to Sydney (average of $1,059). Flying from Puerto Rico to Sydney in July is currently the most expensive (average of $3,650). 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.

Related info for your journey

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

    If you book a flight to Sydney from Puerto Rico, you will be flying to 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 Puerto Rico to Sydney?

    There are many flights that can get you from Puerto Rico to Sydney in 48h 05m. Fly via United Airlines to get the fastest option. The distance between Puerto Rico and Sydney is about 15944 km.

  • What are the most popular routes from Puerto Rico to Sydney?

    The most popular flight routes from Puerto Rico to Sydney are San Juan Luis Munoz Marin Intl - Sydney Kingsford Smith, Culebra - Sydney Kingsford Smith and Ponce Mercedita - Sydney Kingsford Smith.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Puerto Rico to Sydney (average of $1,059). Flying from Puerto Rico to Sydney in July is currently the most expensive (average of $3,650). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Katoomba
Manly
Lithgow
Cronulla
Terrigal
Randwick
Leura
Bondi Beach
Coogee

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Puerto Rico to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Santo Domingo to Sydney flights
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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 Puerto Rico to Sydney?

When you search for this flight from Puerto Rico to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Puerto Rico to Sydney for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Puerto Rico to Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Puerto Rico to Sydney flexibly with Cheapflights today.

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

Yes! Start tracking prices for Puerto Rico to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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