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

American Airlines and United 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.

$992 Cheap Flights from San Juan to Sydney in 2026

Q: What is the typical price of a round-trip flight between San Juan and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $2,871 to $2,123. The lowest price recently found on this route was $1,546.

1 adult

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Find the cheapest flights from San Juan to Sydney

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

10:29 - 07:30

SJU

SYD

31h 01m

2 stops

09:10 - 21:58

SYD

SJU

26h 48m

2 stops

$1,546American Airlines

Mon, 8 Jun - Mon, 15 Jun

11:55 - 07:30

SJU

SYD

29h 35m

2 stops

12:00 - 04:25

SYD

SJU

30h 25m

1 stop

$1,616American Airlines

Mon, 1 Jun - Sat, 13 Jun

10:29 - 07:30

SJU

SYD

31h 01m

2 stops

09:10 - 23:39

SYD

SJU

28h 29m

2 stops

$1,685American Airlines

Thu, 11 Jun - Thu, 18 Jun

13:40 - 07:00

SJU

SYD

27h 20m

2 stops

09:30 - 20:38

SYD

SJU

25h 08m

2 stops

$1,733United Airlines

Tue, 30 Jun - Tue, 7 Jul

16:55 - 06:55

SJU

SYD

48h 00m

2 stops

09:30 - 20:38

SYD

SJU

25h 08m

2 stops

$1,756United Airlines

Wed, 26 Aug - Thu, 3 Sep

06:48 - 06:50

SJU

SYD

34h 02m

2 stops

09:15 - 22:23

SYD

SJU

27h 08m

2 stops

$1,761Delta

Wed, 19 Aug - Wed, 2 Sep

16:55 - 07:00

SJU

SYD

48h 05m

2 stops

09:30 - 20:38

SYD

SJU

25h 08m

2 stops

$1,895United Airlines

Mon, 24 Aug - Sat, 5 Sep

01:00 - 06:55

SJU

SYD

39h 55m

2 stops

09:30 - 20:38

SYD

SJU

25h 08m

2 stops

$1,914United Airlines

Tue, 25 Aug - Thu, 3 Sep

05:30 - 06:55

SJU

SYD

35h 25m

1 stop

12:00 - 23:39

SYD

SJU

25h 39m

1 stop

$2,025American Airlines

Mon, 8 Jun - Mon, 15 Jun

06:48 - 06:50

SJU

SYD

34h 02m

2 stops

09:15 - 22:23

SYD

SJU

27h 08m

2 stops

$2,215Delta

Wed, 19 Aug - Wed, 2 Sep

United Airlines flights from San Juan to Sydney

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

United Airlines

30 June

SJU13:40San Juan Luis Munoz Marin Intl

27h 20m

2 stops

SYD07:00Sydney Kingsford Smith

7 July

SYD09:30Sydney Kingsford Smith

25h 08m

2 stops

SJU20:38San Juan Luis Munoz Marin Intl

$1,733

United Airlines

26 Aug

SJU16:55San Juan Luis Munoz Marin Intl

48h 00m

2 stops

SYD06:55Sydney Kingsford Smith

3 Sept

SYD09:30Sydney Kingsford Smith

25h 08m

2 stops

SJU20:38San Juan Luis Munoz Marin Intl

$1,756

United Airlines

24 Aug

SJU16:55San Juan Luis Munoz Marin Intl

48h 05m

2 stops

SYD07:00Sydney Kingsford Smith

5 Sept

SYD09:30Sydney Kingsford Smith

25h 08m

2 stops

SJU20:38San Juan Luis Munoz Marin Intl

$1,895

Air Canada flights from San Juan to Sydney

Our best Air Canada deals on San Juan to Sydney flight tickets

Air Canada

23 May

SJU01:00San Juan Luis Munoz Marin Intl

40h 20m

3 stops

SYD07:20Sydney Kingsford Smith

28 May

SYD09:20Sydney Kingsford Smith

40h 44m

2 stops

SJU12:04San Juan Luis Munoz Marin Intl

$4,050

Air Canada

24 May

SJU07:40San Juan Luis Munoz Marin Intl

57h 40m

3 stops

SYD07:20Sydney Kingsford Smith

28 May

SYD09:20Sydney Kingsford Smith

40h 44m

2 stops

SJU12:04San Juan Luis Munoz Marin Intl

$4,135

Air Canada

24 May

SJU07:40San Juan Luis Munoz Marin Intl

57h 40m

3 stops

SYD07:20Sydney Kingsford Smith

28 May

SYD09:20Sydney Kingsford Smith

40h 44m

2 stops

SJU12:04San Juan Luis Munoz Marin Intl

$4,141

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 8/6

10:29-07:30

2 stops31h 01m

Sydney Kingsford Smith

Mon 15/6

09:10-21:58

2 stops26h 48m

$1,546

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 1/6

11:55-07:30

2 stops29h 35m

Sydney Kingsford Smith

Sat 13/6

12:00-04:25

1 stop30h 25m

$1,616

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Thu 11/6

10:29-07:30

2 stops31h 01m

Sydney Kingsford Smith

Thu 18/6

09:10-23:39

2 stops28h 29m

$1,685

Fastest return journey

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 30/6

13:40-07:00

2 stops27h 20m

Sydney Kingsford Smith

Tue 7/7

09:30-20:38

2 stops25h 08m

$1,733

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 26/8

16:55-06:55

2 stops48h 00m

Sydney Kingsford Smith

Thu 3/9

09:30-20:38

2 stops25h 08m

$1,756

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 19/8

06:48-06:50

2 stops34h 02m

Sydney Kingsford Smith

Wed 2/9

09:15-22:23

2 stops27h 08m

$1,761

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 24/8

16:55-07:00

2 stops48h 05m

Sydney Kingsford Smith

Sat 5/9

09:30-20:38

2 stops25h 08m

$1,895

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 25/8

01:00-06:55

2 stops39h 55m

Sydney Kingsford Smith

Thu 3/9

09:30-20:38

2 stops25h 08m

$1,914

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 8/6

05:30-06:55

1 stop35h 25m

Sydney Kingsford Smith

Mon 15/6

12:00-23:39

1 stop25h 39m

$2,025

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 19/8

06:48-06:50

2 stops34h 02m

Sydney Kingsford Smith

Wed 2/9

09:15-22:23

2 stops27h 08m

$2,215

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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 typical price of a round-trip flight between San Juan and Sydney?

What is the cheapest month to fly to Sydney?

The month of February is, on average, the cheapest month to fly to Sydney from San Juan, with most prices found around $1,026. If you aren’t able to travel to Sydney during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,580.

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	27h 35m
Direct flights	None

The fastest flight from San Juan to Sydney takes 27h 35m

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 27h 35m.
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.