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$778+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SYD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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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 September 17, 2025.

Round-trip from

$1,387
(American Airlines)

One-way from

$778
(United Airlines)

Popular in

July

Cheapest in

September

Average price

$1,506
From Puerto Rico to Sydney Kingsford Smith
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One-way flight from Puerto Rico to Sydney Kingsford Smith
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Highest demand for flights based on searches. 8% potential increase in price ($157 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($29 potential savings vs. average RT price).
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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 September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/293:00 pmSJU - SYD
2 stops27h 00mAmerican Airlines
Wed 11/1211:20 amSYD - SJU
2 stops27h 32mAmerican Airlines
Deal found 9/15$1,387
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/2011:56 amSJU - SYD
2 stops29h 09mAmerican Airlines
Sun 11/22:05 pmSYD - SJU
1 stop31h 05mAmerican Airlines
Deal found 9/17$1,388
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:45 amSJU - SYD
2 stops34h 30mUnited Airlines
Fri 11/2111:20 amSYD - SJU
2 stops28h 16mUnited Airlines
Deal found 9/15$1,391
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/291:25 pmSJU - SYD
2 stops28h 40mUnited Airlines
Wed 11/1211:50 amSYD - SJU
1 stop24h 36mUnited Airlines
Deal found 9/15$1,400
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/191:05 amSJU - SYD
2 stops39h 55mUnited Airlines
Thu 10/3011:05 amSYD - SJU
2 stops24h 21mUnited Airlines
Deal found 9/15$1,404
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:30 pmSJU - SYD
2 stops27h 30mUnited Airlines
Wed 10/2911:50 amSYD - SJU
1 stop23h 36mUnited Airlines
Deal found 9/14$1,460
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/63:46 pmSJU - SYD
1 stop24h 14mUnited Airlines
Mon 1/1211:50 amSYD - SJU
1 stop24h 36mUnited Airlines
Deal found 9/15$1,475
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:00 amSJU - SYD
2 stops34h 00mUnited Airlines
Wed 10/2211:20 amSYD - SJU
2 stops40h 14mUnited Airlines
Deal found 9/15$1,534
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:45 amSJU - SYD
1 stop32h 15mUnited Airlines
Sat 11/2911:50 amSYD - SJU
1 stop24h 36mUnited Airlines
Deal found 9/15$1,545

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 September 17, 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 12/10

3:10 pm-9:00 am

2 stops26h 50m

Sydney Kingsford Smith

Mon 1/12

11:15 am-11:40 pm

2 stops27h 25m

$1,387

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 10/29

3:00 pm-9:00 am

2 stops27h 00m

Sydney Kingsford Smith

Wed 11/12

11:20 am-11:52 pm

2 stops27h 32m

$1,387

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 11/10

7:45 am-9:05 am

2 stops34h 20m

Sydney Kingsford Smith

Fri 11/21

11:50 am-9:26 pm

1 stop24h 36m

$1,391

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 11/17

7:45 am-7:00 am

1 stop32h 15m

Sydney Kingsford Smith

Thu 11/27

11:50 am-9:26 pm

1 stop24h 36m

$1,400

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 2/9

7:45 am-7:00 am

1 stop32h 15m

Sydney Kingsford Smith

Tue 2/17

11:20 am-6:25 pm

2 stops46h 05m

$1,400

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 10/29

6:45 am-7:00 am

1 stop33h 15m

Sydney Kingsford Smith

Wed 11/12

11:50 am-9:26 pm

1 stop24h 36m

$1,400

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 10/3

3:56 pm-7:00 am

2 stops49h 04m

$778

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 10/10

1:05 am-8:00 am

2 stops39h 55m

$1,433

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Thu 10/2

3:03 am-5:10 pm

2 stops48h 07m

$2,862

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

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 time of day to fly from PR to SYD?

Find hourly flight availability from Puerto Rico to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Puerto Rico to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 17, 2025.
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
8,926 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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 and United Airlines fly from Puerto Rico to Sydney in about 26h 50m. The time it takes to get you to your destination can typically vary by up to 7h 30m. 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, March is the cheapest month in which you can book a flight from Puerto Rico to Sydney (average of $1,032). Flying from Puerto Rico to Sydney in December is currently the most expensive (average of $1,627). 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
Manly
Coogee

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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,294Average$1,591FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,321Average$1,841FlexibilityNo cancel feeOn-time69%

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