What is the cheapest airline that flies from San Juan to Sydney Kingsford Smith?

United Airlines, Delta, and American Airlines are the most popular carriers operating from San Juan to Sydney Kingsford Smith

When did momondo last update prices for flights from San Juan to Sydney Kingsford Smith Airport?

Prices for flights from San Juan to Sydney Kingsford Smith Airport are updated daily.

How old do you have to be to fly from San Juan to Sydney Kingsford Smith Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Juan to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,667 Cheap Flights from San Juan to Sydney in 2026

Find the cheapest flights from San Juan to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:20 - 07:00SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

26h 40m2 stops Houston George Bush Intcntl Los Angeles Los Angeles

09:30 - 20:38SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

25h 08m2 stops Los Angeles Los Angeles Houston George Bush Intcntl

$1,667United Airlines

Wed, 19 Aug - Wed, 2 Sep

14:20 - 06:55SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

26h 35m2 stops Houston George Bush Intcntl San Francisco

10:20 - 14:44SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

42h 24m2 stops San Francisco Chicago O'Hare Intl

$1,669United Airlines

Wed, 19 Aug - Wed, 2 Sep

07:00 - 07:00SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

34h 00m2 stops Houston George Bush Intcntl Los Angeles Los Angeles

10:20 - 11:57SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

63h 37m2 stops San Francisco Newark

$1,686United Airlines

Mon, 31 Aug - Mon, 7 Sep

11:34 - 06:25SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

27h 51m2 stops Miami San Francisco

21:25 - 14:46SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

32h 21m2 stops San Francisco Dallas/Fort Worth

$1,781American Airlines

Wed, 18 Nov - Sun, 6 Dec

15:44 - 07:05SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

25h 21m2 stops Dallas/Fort Worth Los Angeles Los Angeles

17:50 - 09:24SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

29h 34m2 stops Los Angeles Los Angeles Miami

$1,839American Airlines

Wed, 2 Sep - Wed, 9 Sep

06:00 - 06:55SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

33h 55m1 stop Dallas/Fort Worth

14:05 - 00:16SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

25h 11m1 stop Dallas/Fort Worth

$1,846American Airlines

Wed, 28 Oct - Wed, 11 Nov

06:28 - 06:55SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

33h 27m1 stop Dallas/Fort Worth

14:05 - 05:19SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

30h 14m1 stop Dallas/Fort Worth

$1,848American Airlines

Wed, 18 Nov - Sun, 6 Dec

13:21 - 09:20SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

28h 59m2 stops Denver Intl San Francisco

09:15 - 16:36SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

22h 21m1 stop Houston George Bush Intcntl

$1,851United Airlines

Wed, 28 Oct - Wed, 11 Nov

10:32 - 06:55SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

29h 23m2 stops Miami Dallas/Fort Worth

14:05 - 00:16SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

25h 11m1 stop Dallas/Fort Worth

$1,852American Airlines

Sun, 1 Nov - Thu, 12 Nov

11:51 - 06:55SJU San Juan Luis Munoz Marin Intl-SYD Sydney Kingsford Smith

29h 04m2 stops Miami Dallas/Fort Worth

09:10 - 20:47SYD Sydney Kingsford Smith-SJU San Juan Luis Munoz Marin Intl

25h 37m2 stops Los Angeles Los Angeles Miami

$1,853American Airlines

Mon, 21 Sep - Mon, 28 Sep

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United Airlines flights from San Juan to Sydney

Our best United Airlines deals on San Juan to Sydney flight tickets

United Airlines

19 Aug

SJU14:20San Juan Luis Munoz Marin Intl

26h 40m

2 stops

SYD07:00Sydney Kingsford Smith

2 Sept

SYD09:30Sydney Kingsford Smith

25h 08m

2 stops

SJU20:38San Juan Luis Munoz Marin Intl

$1,667

United Airlines

19 Aug

SJU14:20San Juan Luis Munoz Marin Intl

26h 35m

2 stops

SYD06:55Sydney Kingsford Smith

2 Sept

SYD10:20Sydney Kingsford Smith

42h 24m

2 stops

SJU14:44San Juan Luis Munoz Marin Intl

$1,669

United Airlines

31 Aug

SJU07:00San Juan Luis Munoz Marin Intl

34h 00m

2 stops

SYD07:00Sydney Kingsford Smith

7 Sept

SYD10:20Sydney Kingsford Smith

63h 37m

2 stops

SJU11:57San Juan Luis Munoz Marin Intl

$1,686

Turkish Airlines flights from San Juan to Sydney

Our best Turkish Airlines deals on San Juan to Sydney flight tickets

Turkish Airlines

18 Nov

SJU14:00San Juan Luis Munoz Marin Intl

38h 25m

3 stops

SYD19:25Sydney Kingsford Smith

6 Dec

SYD21:35Sydney Kingsford Smith

43h 17m

3 stops

SJU01:52San Juan Luis Munoz Marin Intl

$2,558

Turkish Airlines

1 Nov

SJU15:50San Juan Luis Munoz Marin Intl

36h 35m

3 stops

SYD19:25Sydney Kingsford Smith

12 Nov

SYD21:35Sydney Kingsford Smith

62h 10m

3 stops

SJU20:45San Juan Luis Munoz Marin Intl

$2,566

Turkish Airlines

18 Nov

SJU14:00San Juan Luis Munoz Marin Intl

38h 25m

3 stops

SYD19:25Sydney Kingsford Smith

6 Dec

SYD21:35Sydney Kingsford Smith

43h 17m

3 stops

SJU01:52San Juan Luis Munoz Marin Intl

$2,593

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 19/8

14:20-07:00

2 stops26h 40m

Sydney Kingsford Smith

Wed 2/9

09:30-20:38

2 stops25h 08m

$1,667

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 19/8

14:20-06:55

2 stops26h 35m

Sydney Kingsford Smith

Wed 2/9

10:20-14:44

2 stops42h 24m

$1,669

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 31/8

07:00-07:00

2 stops34h 00m

Sydney Kingsford Smith

Mon 7/9

10:20-11:57

2 stops63h 37m

$1,686

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 18/11

11:34-06:25

2 stops27h 51m

Sydney Kingsford Smith

Sun 6/12

21:25-14:46

2 stops32h 21m

$1,781

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 2/9

15:44-07:05

2 stops25h 21m

Sydney Kingsford Smith

Wed 9/9

17:50-09:24

2 stops29h 34m

$1,839

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 28/10

06:00-06:55

1 stop33h 55m

Sydney Kingsford Smith

Wed 11/11

14:05-00:16

1 stop25h 11m

$1,846

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 18/11

06:28-06:55

1 stop33h 27m

Sydney Kingsford Smith

Sun 6/12

14:05-05:19

1 stop30h 14m

$1,848

Fastest return journey

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 28/10

13:21-09:20

2 stops28h 59m

Sydney Kingsford Smith

Wed 11/11

09:15-16:36

1 stop22h 21m

$1,851

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 1/11

10:32-06:55

2 stops29h 23m

Sydney Kingsford Smith

Thu 12/11

14:05-00:16

1 stop25h 11m

$1,852

San JuanSydney

SJU San Juan Luis Munoz Marin Intl - SYD Sydney Kingsford Smith

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 21/9

11:51-06:55

2 stops29h 04m

Sydney Kingsford Smith

Mon 28/9

09:10-20:47

2 stops25h 37m

$1,853

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Juan to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Sydney?

The month of July is, on average, the cheapest month to fly to Sydney from San Juan, with most prices found around $0. If you aren’t able to travel to Sydney during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,716.

Cheap San Juan to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan to Sydney

Fastest flight time	25h 21m
Direct flights	None

The fastest flight from San Juan to Sydney takes 25h 21m

There are no direct flights from San Juan to Sydney. There are no popular flight routes from San Juan to Sydney.

Search flight deals

Frequently asked questions about flying from San Juan to Sydney

How far is San Juan to Sydney Kingsford Smith by plane?
The straight-line distance from San Juan to Sydney Kingsford Smith is 15934.6 km. A reasonable flight in good conditions will take 25h 21m.
When did momondo last update prices for flights from San Juan to Sydney Kingsford Smith Airport?
Prices for flights from San Juan to Sydney Kingsford Smith Airport are updated daily.
How old do you have to be to fly from San Juan to Sydney Kingsford Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Juan to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

Why should I use momondo to find a flight deal from San Juan to Sydney?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from San Juan.

Can I find flights from San Juan to Sydney with flexible booking policies on momondo?

Flights from San Juan to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Juan to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from San Juan.

I’m not ready to book a flight from San Juan to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from San Juan and alert you when they change.