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

United Airlines is the most popular carrier 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.

$1,240 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 $2,065 to $1,749. The lowest price recently found on this route was $1,566.

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.

11:56 - 06:55

SJU

SYD

28h 59m

2 stops

09:10 - 23:50

SYD

SJU

28h 40m

2 stops

$1,566American Airlines

Mon, 29 Jun - Wed, 8 Jul

10:29 - 06:55

SJU

SYD

30h 26m

2 stops

12:00 - 23:50

SYD

SJU

25h 50m

1 stop

$1,567American Airlines

Mon, 29 Jun - Wed, 8 Jul

02:05 - 07:00

SJU

SYD

38h 55m

2 stops

09:30 - 05:29

SYD

SJU

33h 59m

2 stops

$1,572United Airlines

Sun, 28 Jun - Wed, 8 Jul

02:05 - 07:00

SJU

SYD

38h 55m

2 stops

09:30 - 05:29

SYD

SJU

33h 59m

2 stops

$1,573United Airlines

Sun, 28 Jun - Wed, 8 Jul

05:30 - 06:55

SJU

SYD

35h 25m

1 stop

12:00 - 23:50

SYD

SJU

25h 50m

1 stop

$1,627American Airlines

Mon, 29 Jun - Wed, 8 Jul

10:35 - 07:05

SJU

SYD

30h 30m

2 stops

17:50 - 12:40

SYD

SJU

32h 50m

2 stops

$1,637American Airlines

Tue, 4 Aug - Sat, 15 Aug

10:35 - 07:30

SJU

SYD

30h 55m

2 stops

17:50 - 09:43

SYD

SJU

29h 53m

2 stops

$1,638American Airlines

Mon, 27 Jul - Sat, 8 Aug

07:00 - 06:55

SJU

SYD

33h 55m

2 stops

10:20 - 21:24

SYD

SJU

25h 04m

2 stops

$1,643United Airlines

Tue, 28 Jul - Fri, 7 Aug

02:05 - 06:55

SJU

SYD

38h 50m

2 stops

09:30 - 21:24

SYD

SJU

25h 54m

2 stops

$1,694United Airlines

Wed, 1 Jul - Thu, 9 Jul

07:20 - 07:00

SJU

SYD

33h 40m

2 stops

10:20 - 05:29

SYD

SJU

33h 09m

2 stops

$1,695United Airlines

Thu, 2 Jul - Thu, 9 Jul

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American Airlines flights from San Juan to Sydney

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

American Airlines

29 June

SJU11:56San Juan Luis Munoz Marin Intl

28h 59m

2 stops

SYD06:55Sydney Kingsford Smith

8 July

SYD09:10Sydney Kingsford Smith

28h 40m

2 stops

SJU23:50San Juan Luis Munoz Marin Intl

$1,566

American Airlines

29 June

SJU10:29San Juan Luis Munoz Marin Intl

30h 26m

2 stops

SYD06:55Sydney Kingsford Smith

8 July

SYD12:00Sydney Kingsford Smith

25h 50m

1 stop

SJU23:50San Juan Luis Munoz Marin Intl

$1,567

American Airlines

29 June

SJU05:30San Juan Luis Munoz Marin Intl

35h 25m

1 stop

SYD06:55Sydney Kingsford Smith

8 July

SYD12:00Sydney Kingsford Smith

25h 50m

1 stop

SJU23:50San Juan Luis Munoz Marin Intl

$1,627

Delta flights from San Juan to Sydney

Our best Delta deals on San Juan to Sydney flight tickets

Delta

19 Aug

SJU07:00San Juan Luis Munoz Marin Intl

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

2 Sept

SYD09:15Sydney Kingsford Smith

27h 14m

2 stops

SJU22:29San Juan Luis Munoz Marin Intl

$1,784

Delta

19 Aug

SJU07:00San Juan Luis Munoz Marin Intl

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

2 Sept

SYD09:15Sydney Kingsford Smith

27h 14m

2 stops

SJU22:29San Juan Luis Munoz Marin Intl

$1,786

Delta

26 July

SJU07:30San Juan Luis Munoz Marin Intl

33h 20m

2 stops

SYD06:50Sydney Kingsford Smith

7 Aug

SYD09:15Sydney Kingsford Smith

27h 14m

2 stops

SJU22:29San Juan Luis Munoz Marin Intl

$1,990

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 29/6

11:56-06:55

2 stops28h 59m

Sydney Kingsford Smith

Wed 8/7

09:10-23:50

2 stops28h 40m

$1,566

Fastest return journey

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 29/6

10:29-06:55

2 stops30h 26m

Sydney Kingsford Smith

Wed 8/7

12:00-23:50

1 stop25h 50m

$1,567

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 28/6

02:05-07:00

2 stops38h 55m

Sydney Kingsford Smith

Wed 8/7

09:30-05:29

2 stops33h 59m

$1,572

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 28/6

02:05-07:00

2 stops38h 55m

Sydney Kingsford Smith

Wed 8/7

09:30-05:29

2 stops33h 59m

$1,573

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 29/6

05:30-06:55

1 stop35h 25m

Sydney Kingsford Smith

Wed 8/7

12:00-23:50

1 stop25h 50m

$1,627

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 4/8

10:35-07:05

2 stops30h 30m

Sydney Kingsford Smith

Sat 15/8

17:50-12:40

2 stops32h 50m

$1,637

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 27/7

10:35-07:30

2 stops30h 55m

Sydney Kingsford Smith

Sat 8/8

17:50-09:43

2 stops29h 53m

$1,638

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 28/7

07:00-06:55

2 stops33h 55m

Sydney Kingsford Smith

Fri 7/8

10:20-21:24

2 stops25h 04m

$1,643

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 1/7

02:05-06:55

2 stops38h 50m

Sydney Kingsford Smith

Thu 9/7

09:30-21:24

2 stops25h 54m

$1,694

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Thu 2/7

07:20-07:00

2 stops33h 40m

Sydney Kingsford Smith

Thu 9/7

10:20-05:29

2 stops33h 09m

$1,695

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 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 $1,043. If you aren’t able to travel to Sydney during the month of February, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $1,570.

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	29h 45m
Direct flights	None

The fastest flight from San Juan to Sydney takes 29h 45m

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 29h 45m.
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.