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Cheap flights from Puerto Rico to Sydney from $1,166

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SYD
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap 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 18 September 2025.

Round-trip from

$2,079

One-way from

$1,166

Popular in

July

Cheapest in

September

Average price

$2,257
American Airlines
  • American Airlines
  • 29/10-12/11
  • 4 total stops
  • 55h 42m total
  • Puerto Rico to Sydney
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United Airlines
  • United Airlines
  • 3/10
  • 2 total stops
  • 49h 04m total
  • Puerto Rico to Sydney
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($353 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($65 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Puerto Rico to Sydney

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 18 September 2025.

Wed 29/1013:50SJU - SYD
2 stops28h 10mAmerican Airlines
Wed 12/1111:20SYD - SJU
2 stops27h 32mAmerican Airlines
Deal found 16/9$2,079
Mon 20/1011:56SJU - SYD
2 stops29h 09mAmerican Airlines
Sun 2/1114:05SYD - SJU
1 stop31h 05mAmerican Airlines
Deal found 17/9$2,081
Mon 10/1115:46SJU - SYD
1 stop24h 14mUnited Airlines
Fri 21/1111:50SYD - SJU
1 stop24h 36mUnited Airlines
Deal found 16/9$2,085
Wed 29/1013:25SJU - SYD
2 stops28h 40mUnited Airlines
Wed 12/1111:50SYD - SJU
1 stop24h 36mUnited Airlines
Deal found 18/9$2,099
Sun 19/1001:05SJU - SYD
2 stops39h 55mUnited Airlines
Sun 2/1111:50SYD - SJU
1 stop24h 36mUnited Airlines
Deal found 17/9$2,104
Mon 20/1008:00SJU - SYD
3 stops37h 45mMultiple Airlines
Sun 2/1114:00SYD - SJU
3 stops42h 23mMultiple Airlines
Deal found 16/9$2,109
Tue 18/1115:46SJU - SYD
1 stop24h 14mUnited Airlines
Sat 29/1111:50SYD - SJU
1 stop24h 36mUnited Airlines
Deal found 16/9$2,316
Tue 18/1115:46SJU - SYD
1 stop24h 14mUnited Airlines
Sun 30/1111:20SYD - SJU
2 stops46h 05mUnited Airlines
Deal found 16/9$2,368
Tue 30/910:13CPX - SYD
3 stops30h 47mUnited Airlines
Sat 4/1009:30SYD - CPX
3 stops69h 21mUnited Airlines
Deal found 17/9$20,047

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 18 September 2025.
Use the filters below to find and compare flights from Puerto Rico to Sydney that are best for you.

Fly from

Puerto Rico

Fly to

Sydney

Route

Depart

Return

Price

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 10/12

14:50-09:00

2 stops27h 10m

Sydney Kingsford Smith

Mon 12/1

11:15-22:14

2 stops25h 59m

$2,079

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 20/10

13:35-08:05

2 stops27h 30m

Sydney Kingsford Smith

Sun 2/11

11:20-23:58

2 stops27h 38m

$2,079

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 29/10

14:35-09:00

2 stops27h 25m

Sydney Kingsford Smith

Wed 12/11

11:20-23:52

2 stops27h 32m

$2,079

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 9/11

02:05-07:00

2 stops37h 55m

Sydney Kingsford Smith

Fri 21/11

11:20-21:26

2 stops25h 06m

$2,085

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 17/11

07:45-07:00

1 stop32h 15m

Sydney Kingsford Smith

Thu 27/11

11:50-21:26

1 stop24h 36m

$2,099

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 29/10

14:46-07:00

1 stop25h 14m

Sydney Kingsford Smith

Wed 12/11

11:50-21:26

1 stop24h 36m

$2,099

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 20/10

14:00-08:00

2 stops27h 00m

Sydney Kingsford Smith

Sun 2/11

11:50-21:26

1 stop24h 36m

$2,099

CulebraSydney

CPX - SYD

CPXSYD

Culebra

Tue 30/9

10:13-07:00

3 stops30h 47m

Sydney Kingsford Smith

Sat 4/10

09:30-16:51

3 stops69h 21m

$20,047

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 3/10

15:56-07:00

2 stops49h 04m

$1,166

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 3/10

11:59-09:45

3 stops55h 46m

$1,208

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 13 results
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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
No data available for this route at this time. Please check back soon.

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 27h 10m. Fly via American Airlines or United Airlines to get the fastest option. The distance between Puerto Rico and Sydney is about 15944 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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, May is the cheapest month in which you can book a flight from Puerto Rico to Sydney (average of $129). Flying from Puerto Rico to Sydney in October is currently the most expensive (average of $171). 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?

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Katoomba
Penrith
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Terrigal
Lithgow
Randwick
Bondi Beach
Coogee
Cronulla
Leura

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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.
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Fly with Cheapflights

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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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