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$823+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SYD
Feb 1 — Feb 81
Sun 2/1
Sun 2/8
1 adult, Economy
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Cheap flight deals from Puerto Rico to Sydney

Best flights from Puerto Rico to Sydney
Discover carefully curated flight deals from Puerto Rico to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.

This Air Canada deal was found by Cheapflights users on 12/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/243:40 pmSJU - SYD
2 stops50h 55mAir Canada
Sat 1/3111:20 amSYD - SJU
2 stops42h 20mAir Canada
Deal found 12/31$1,136
This United Airlines deal was found by Cheapflights users on 1/1. 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 3/156:40 amSJU - SYD
1 stop33h 20mUnited Airlines
Sun 3/2911:20 amSYD - SJU
2 stops43h 22mUnited Airlines
Deal found 1/1$1,415
This Delta deal was found by Cheapflights users on 1/2. 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.
Sun 3/156:15 amSJU - SYD
2 stops34h 10mDelta
Sun 3/2910:15 amSYD - SJU
2 stops27h 57mDelta
Deal found 1/2$1,415
This United Airlines deal was found by Cheapflights users on 12/31. 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 4/241:25 pmSJU - SYD
2 stops27h 35mUnited Airlines
Tue 5/510:20 amSYD - SJU
2 stops25h 04mUnited Airlines
Deal found 12/31$1,465

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 January 2, 2026.

Round-trip from

$1,136
(Air Canada)

One-way from

$823
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$1,756
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. 16% potential increase in price ($337 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($83 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 2, 2026.
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

Sat 1/24

3:40 pm-9:35 am

2 stops50h 55m

Sydney Kingsford Smith

Sat 1/31

11:20 am-2:40 pm

2 stops42h 20m

$1,136

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 3/15

6:40 am-7:00 am

1 stop33h 20m

Sydney Kingsford Smith

Sun 3/29

11:20 am-3:42 pm

2 stops43h 22m

$1,415

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 3/15

6:15 am-7:25 am

2 stops34h 10m

Sydney Kingsford Smith

Sun 3/29

10:15 am-11:12 pm

2 stops27h 57m

$1,415

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Fri 4/24

1:25 pm-7:00 am

2 stops27h 35m

Sydney Kingsford Smith

Tue 5/5

10:20 am-9:24 pm

2 stops25h 04m

$1,465

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 4/27

2:55 pm-7:00 am

2 stops26h 05m

$823

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 2/24

6:15 am-8:30 am

2 stops35h 15m

$829

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 2/24

3:46 pm-7:00 am

1 stop24h 14m

$829

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 2/23

2:05 am-9:35 am

3 stops40h 30m

$1,685

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 4/27

5:15 pm-7:10 pm

3 stops59h 55m

$1,696

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/1

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 $1,149). Flying from Puerto Rico to Sydney in June is currently the most expensive (average of $2,630). 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 January 2, 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
9,132 reviews

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,132 reviews
United Airlines
7.4
Good
9,132 reviews

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,074 reviews
United Airlines
7.4
Good
9,132 reviews

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 Air Canada and United Airlines 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 17h 35m. 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 $1,149). Flying from Puerto Rico to Sydney in June is currently the most expensive (average of $2,630). 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

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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 January 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,159Average$1,771FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,192Average$1,542FlexibilityNo cancel feeOn-time71%

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