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$587+ Cheap flights from Puerto Rico to Sydney (SYD)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SYD
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
1 adult, Economy
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Cheap 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 March 15, 2026.

This American Airlines deal was found by Cheapflights users on 3/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:45 am
SJU
-
SYD
1 stop34h 10m
American Airlines
Sun 5/3112:00 pm
SYD
-
SJU
1 stop25h 39m
American Airlines
Deal found 3/14$1,362
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sat 5/24:55 pm
SJU
-
SYD
2 stops48h 05m
United Airlines
Sat 5/1610:20 am
SYD
-
SJU
2 stops27h 30m
United Airlines
Deal found 3/12$1,406
This Delta deal was found by Cheapflights users on 3/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:30 am
SJU
-
SYD
2 stops33h 20m
Delta
Wed 8/269:15 am
SYD
-
SJU
2 stops27h 08m
Delta
Deal found 3/11$1,488
This American Airlines deal was found by Cheapflights users on 3/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:55 pm
SJU
-
SYD
2 stops26h 30m
American Airlines
Thu 11/2611:15 am
SYD
-
SJU
2 stops27h 41m
American Airlines
Deal found 3/15$1,506
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sat 12/265:50 pm
SJU
-
SYD
2 stops45h 30m
United Airlines
Mon 1/112:00 pm
SYD
-
SJU
2 stops40h 40m
United Airlines
Deal found 3/12$1,596
This American Airlines deal was found by Cheapflights users on 3/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:33 am
SJU
-
SYD
2 stops30h 32m
American Airlines
Fri 8/1412:00 pm
SYD
-
SJU
2 stops25h 40m
American Airlines
Deal found 3/10$1,604
This Delta deal was found by Cheapflights users on 3/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:15 am
SJU
-
SYD
2 stops34h 35m
Delta
Sat 5/169:15 am
SYD
-
SJU
2 stops27h 02m
Delta
Deal found 3/11$1,608
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Sun 6/287:40 am
SJU
-
SYD
2 stops33h 20m
United Airlines
Sun 7/129:30 am
SYD
-
SJU
2 stops33h 59m
United Airlines
Deal found 3/13$1,610
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Fri 12/257:45 am
SJU
-
SYD
1 stop32h 15m
United Airlines
Tue 1/1211:50 am
SYD
-
SJU
1 stop24h 36m
United Airlines
Deal found 3/12$1,646

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 March 15, 2026.

Round-trip from

$1,362
(American Airlines)

One-way from

$587
(Kiwi.com)

Popular in

July

Cheapest in

June

Average price

$1,676
From Puerto Rico to Sydney Kingsford Smith
Search Deals
One-way flight from Puerto Rico to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($66 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated March 15, 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 round-trip

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 5/17

6:45 am-6:55 am

1 stop34h 10m

Sydney Kingsford Smith

Sun 5/31

9:10 am-9:59 pm

2 stops26h 49m

$1,366

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 5/2

4:55 pm-6:55 am

2 stops48h 00m

Sydney Kingsford Smith

Sat 5/16

10:20 am-11:50 pm

2 stops27h 30m

$1,406
Quickest round-trip

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 8/12

7:30 am-6:50 am

2 stops33h 20m

Sydney Kingsford Smith

Wed 8/26

9:15 am-10:23 pm

2 stops27h 08m

$1,488

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 8/3

5:45 am-6:55 am

1 stop35h 10m

Sydney Kingsford Smith

Fri 8/14

9:10 am-10:56 pm

2 stops27h 46m

$1,651

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 4/25

7:00 am-6:55 am

2 stops33h 55m

Sydney Kingsford Smith

Sat 5/2

9:30 am-11:50 pm

2 stops28h 20m

$1,858

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 4/24

8:40 pm-6:10 am

2 stops43h 30m

Sydney Kingsford Smith

Tue 4/28

8:45 pm-6:10 pm

2 stops59h 25m

$1,895

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 4/24

6:25 am-7:10 pm

3 stops46h 45m

Sydney Kingsford Smith

Tue 4/28

9:05 pm-2:07 am

3 stops67h 02m

$2,011

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 4/10

7:20 am-7:00 am

2 stops33h 40m

Sydney Kingsford Smith

Fri 4/17

10:20 am-8:34 pm

2 stops48h 14m

$2,110

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 4/24

7:00 am-7:00 am

2 stops34h 00m

Sydney Kingsford Smith

Tue 4/28

9:30 am-11:50 pm

2 stops28h 20m

$2,310
Cheapest one-way

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 5/30

5:45 am-11:50 am

2 stops40h 05m

$587

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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 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 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 $956). Flying from Puerto Rico to Sydney in July is currently the most expensive (average of $1,673). 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 Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated March 15, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Puerto Rico to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

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
9,427 reviews
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

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
American Airlines
7.1
Good
11,472 reviews
United Airlines
7.4
Good
9,427 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

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 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?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Puerto Rico to Sydney. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

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

    Airlines like American Airlines, United Airlines, and Delta fly from Puerto Rico to Sydney in about 33h 20m. The time it takes to get you to your destination can typically vary by up to 14h 40m. The distance between Puerto Rico and Sydney is about 9907 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 vacation 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 $956). Flying from Puerto Rico to Sydney in July is currently the most expensive (average of $1,673). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Puerto Rico to Sydney

Discover the top 2 airlines that operate flights from Puerto Rico to Sydney. 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 2,558,603 searches. Data last updated March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,159Average$1,862FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,192Average$1,386FlexibilityNo cancel feeOn-time71%

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