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$1,162+ Cheap flights from Puerto Rico to Sydney (SYD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SYD
Dec 31 — Jan 71
Wed 12/31
Wed 1/7
1 adult, Economy
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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 December 1, 2025.

This United Airlines deal was found by Cheapflights users on 12/1. 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.
Mon 12/297:45 amSJU - SYD
1 stop32h 15mUnited Airlines
Fri 1/911:20 amSYD - SJU
2 stops33h 51mUnited Airlines
Deal found 12/1$1,699
This American Airlines deal was found by Cheapflights users on 12/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:44 amSJU - SYD
1 stop33h 11mAmerican Airlines
Mon 12/292:05 pmSYD - SJU
1 stop24h 17mAmerican Airlines
Deal found 12/1$1,881
This United Airlines deal was found by Cheapflights users on 11/30. 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 12/3010:15 amSJU - SYD
1 stop29h 45mUnited Airlines
Tue 1/612:10 pmSYD - SJU
2 stops47h 50mUnited Airlines
Deal found 11/30$2,012
This United Airlines deal was found by Cheapflights users on 11/30. 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 12/287:45 amSJU - SYD
2 stops34h 20mUnited Airlines
Fri 1/911:50 amSYD - SJU
2 stops42h 50mUnited Airlines
Deal found 11/30$2,200
This United Airlines deal was found by Cheapflights users on 11/30. 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 12/2610:15 amSJU - SYD
2 stops31h 50mUnited Airlines
Mon 1/511:20 amSYD - SJU
2 stops44h 16mUnited Airlines
Deal found 11/30$2,359

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 December 1, 2025.

Round-trip from

$1,162
(United Airlines)

Popular in

July

Cheapest in

September

Average price

$1,773
From Puerto Rico to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 1, 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

Sat 2/14

5:50 pm-6:20 am

2 stops45h 30m

Sydney Kingsford Smith

Wed 3/4

12:10 pm-10:22 pm

2 stops25h 12m

$1,162

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 1/31

4:52 pm-6:20 am

2 stops46h 28m

Sydney Kingsford Smith

Wed 2/11

11:20 am-10:22 pm

2 stops26h 02m

$1,162

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 5/2

4:55 pm-7:00 am

2 stops48h 05m

Sydney Kingsford Smith

Sat 5/16

9:30 am-9:24 pm

2 stops25h 54m

$1,199

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 3/15

6:45 am-7:00 am

1 stop33h 15m

Sydney Kingsford Smith

Sun 3/29

11:20 am-3:42 pm

2 stops43h 22m

$1,202

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 3/15

11:46 am-9:00 am

2 stops30h 14m

Sydney Kingsford Smith

Sun 3/29

6:50 pm-10:56 am

2 stops31h 06m

$1,240

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

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 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 December 1, 2025.

It’s typically best to fly out from Puerto Rico to Sydney in the evening. Doing so could potentially save you 34% on the flight price compared to flying in the morning, which is usually more expensive.

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 December 1, 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
9,065 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

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
9,065 reviews
United Airlines
7.4
Good
9,065 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

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
11,041 reviews
United Airlines
7.4
Good
9,065 reviews

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Food

6.6

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 United Airlines fly from Puerto Rico to Sydney in about 45h 30m. The time it takes to get you to your destination can typically vary by up to . The distance between Puerto Rico and Sydney is about 9907 mi.

  • 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.

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 December 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,292Average$1,542FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,321Average$1,776FlexibilityNo cancel feeOn-time69%

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