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$1,712+ Cheap flights from San Juan 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SYD
dic. 12 — dic. 191
vie. 12/12
vie. 12/19
1 adult, Economy
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Find flight deals from San Juan to Sydney

Cheapest flights from San Juan to Sydney
Explore the most affordable flight options available from San Juan to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 12, 2025.

This Delta deal was found by Cheapflights users on 11/11. 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.
jue. 12/117:00 amSJU - SYD
2 stops34h 30mDelta
mar. 12/2310:40 amSYD - SJU
2 stops25h 29mDelta
Deal found 11/11$1,712
This United Airlines deal was found by Cheapflights users on 11/12. 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.
mié. 12/2410:15 amSJU - SYD
1 stop29h 45mUnited Airlines
mié. 12/3111:50 amSYD - SJU
1 stop24h 36mUnited Airlines
Deal found 11/12$1,909
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/294:52 pmSJU - SYD
2 stops46h 28mUnited Airlines
vie. 1/911:20 amSYD - SJU
2 stops44h 16mUnited Airlines
Deal found 11/11$1,950
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/113:46 pmSJU - SYD
1 stop24h 14mUnited Airlines
mar. 12/2311:50 amSYD - SJU
1 stop24h 36mUnited Airlines
Deal found 11/11$1,959
This Delta deal was found by Cheapflights users on 11/11. 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.
dom. 12/286:23 amSJU - SYD
2 stops35h 07mDelta
vie. 1/910:40 amSYD - SJU
2 stops25h 17mDelta
Deal found 11/11$2,013
This American Airlines deal was found by Cheapflights users on 11/10. 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.
jue. 12/412:49 pmSJU - SYD
2 stops29h 11mAmerican Airlines
jue. 12/1111:20 amSYD - SJU
2 stops27h 33mAmerican Airlines
Deal found 11/10$2,146
This American Airlines deal was found by Cheapflights users on 11/10. 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.
vie. 11/1411:13 amSJU - SYD
2 stops30h 47mAmerican Airlines
dom. 11/169:25 pmSYD - SJU
2 stops31h 18mAmerican Airlines
Deal found 11/10$2,147
This United Airlines deal was found by Cheapflights users on 11/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/233:46 pmSJU - SYD
1 stop24h 14mUnited Airlines
dom. 11/3011:50 amSYD - SJU
1 stop24h 36mUnited Airlines
Deal found 11/11$2,150

Cheap flight deals from San Juan to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 12, 2025.

Round-trip from

$1,242
(Delta)

Popular in

July

Cheapest in

September

Average price

$1,913
From San Juan to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($128 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 November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan 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 noviembre 12, 2025.
Use the filters below to find and compare flights from San Juan to Sydney that are best for you.

Fly from

San Juan

Fly to

Sydney

Route

Depart

Return

Price

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

jue. 12/11

7:00 am-8:30 am

2 stops34h 30m

Sydney Kingsford Smith

mar. 12/23

10:40 am-9:09 pm

2 stops25h 29m

$1,712

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

jue. 12/11

8:30 am-9:15 am

2 stops33h 45m

Sydney Kingsford Smith

mar. 12/23

11:50 am-4:36 pm

1 stop43h 46m

$1,712

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

mié. 12/24

10:15 am-7:00 am

1 stop29h 45m

Sydney Kingsford Smith

mié. 12/31

11:50 am-9:26 pm

1 stop24h 36m

$1,909

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

lun. 12/29

2:25 pm-6:20 am

2 stops48h 55m

Sydney Kingsford Smith

vie. 1/9

11:20 am-3:40 pm

2 stops43h 20m

$1,950

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Best time to book a flight from San Juan to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from San Juan 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 San Juan to Sydney
No data available for this route at this time. Please check back soon.

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 noviembre 12, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from San Juan 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
9,016 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
United Airlines
7.4
Good
9,016 reviews
United Airlines
7.4
Good
9,016 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
American Airlines
7.2
Good
11,052 reviews
United Airlines
7.4
Good
9,016 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from San Juan 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 San Juan?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from San Juan to Sydney. You should not have trouble finding flights to Kingsford Smith from San Juan; the airport handles an average of 0 inbound flights from San Juan per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Sydney airport from San Juan. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How long is the flight from San Juan to Sydney?

    A quick flight from San Juan to Sydney can take about 33h 45m. Delta provides one of the quickest options available for as low as $1,712. The distance from San Juan to Sydney is about 9907 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Juan to Sydney round-trip?

    According to our current data, American Airlines ($1,294), and United Airlines ($1,321) offers the cheapest pricing from San Juan to Sydney. These flights start at 23% lower than the current average price 3 months from now.

  • Can I find deals for flights from San Juan to Sydney that include hotel bookings?

    Yes. In addition to deals on San Juan to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Juan to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Juan to Sydney.

  • Can I find deals for business class flights from San Juan to Sydney?

    Yes. Cheapflights offers flight deals from San Juan 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 San Juan to Sydney

Discover the top 2 airlines that operate flights from San Juan 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 noviembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,294Average$1,591FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,321Average$1,862FlexibilityNo cancel feeOn-time69%

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