What is the cheapest airline that flies from San Juan to Australia?

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

When did momondo last update prices for flights from San Juan to Australia?

Prices for flights from San Juan to Australia are refreshed on a daily basis.

How old do you have to be to fly from San Juan to Australia?

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 Australia.

What documentation or ID do you need to fly to Australia?

The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,764 Cheap Flights from San Juan to Australia in 2026

1 adult

Find the cheapest flights from San Juan to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:30 - 06:50

SJU

SYD

33h 20m

2 stops

09:15 - 12:54

SYD

SJU

41h 39m

2 stops

$1,764Delta

Tue, 2 Jun - Tue, 9 Jun

07:20 - 07:00

SJU

SYD

33h 40m

2 stops

09:30 - 23:50

SYD

SJU

28h 20m

2 stops

$1,805United Airlines

Wed, 20 May - Wed, 27 May

07:40 - 07:00

SJU

SYD

33h 20m

2 stops

09:30 - 21:24

SYD

SJU

25h 54m

2 stops

$2,061United Airlines

Wed, 22 Jul - Mon, 3 Aug

13:31 - 07:05

SJU

SYD

27h 34m

2 stops

12:00 - 23:39

SYD

SJU

25h 39m

1 stop

$2,121American Airlines

Wed, 20 May - Wed, 27 May

13:14 - 06:50

SJU

SYD

27h 36m

2 stops

09:15 - 16:46

SYD

SJU

45h 31m

2 stops

$2,221Delta

Wed, 3 Jun - Tue, 9 Jun

13:14 - 06:50

SJU

SYD

51h 36m

2 stops

09:15 - 16:46

SYD

SJU

45h 31m

2 stops

$2,299Delta

Thu, 4 Jun - Tue, 9 Jun

10:33 - 07:05

SJU

SYD

30h 32m

2 stops

17:50 - 09:43

SYD

SJU

29h 53m

2 stops

$2,317American Airlines

Wed, 26 Aug - Thu, 3 Sep

15:47 - 07:05

SJU

SYD

25h 18m

2 stops

17:50 - 12:48

SYD

SJU

32h 58m

2 stops

$2,319American Airlines

Wed, 26 Aug - Thu, 3 Sep

10:35 - 07:05

SJU

SYD

30h 30m

2 stops

12:00 - 23:40

SYD

SJU

25h 40m

1 stop

$2,331American Airlines

Wed, 22 Jul - Mon, 3 Aug

11:56 - 07:30

SJU

SYD

29h 34m

2 stops

09:10 - 23:48

SYD

SJU

28h 38m

2 stops

$2,358American Airlines

Mon, 29 Jun - Sun, 12 Jul

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American Airlines flights from San Juan to Australia

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

American Airlines

20 May

SJU13:31San Juan Luis Munoz Marin Intl

27h 34m

2 stops

SYD07:05Sydney Kingsford Smith

27 May

SYD12:00Sydney Kingsford Smith

25h 39m

1 stop

SJU23:39San Juan Luis Munoz Marin Intl

$2,121

American Airlines

2 May

SJU11:38San Juan Luis Munoz Marin Intl

29h 27m

2 stops

SYD07:05Sydney Kingsford Smith

16 May

SYD12:00Sydney Kingsford Smith

30h 32m

1 stop

SJU04:32San Juan Luis Munoz Marin Intl

$2,261

American Airlines

2 May

SJU13:31San Juan Luis Munoz Marin Intl

27h 59m

2 stops

SYD07:30Sydney Kingsford Smith

16 May

SYD12:00Sydney Kingsford Smith

25h 03m

1 stop

SJU23:03San Juan Luis Munoz Marin Intl

$2,263

Delta flights from San Juan to Australia

Our best Delta deals on San Juan to Australia flight tickets

Delta

2 June

SJU07:30San Juan Luis Munoz Marin Intl

33h 20m

2 stops

SYD06:50Sydney Kingsford Smith

9 June

SYD09:15Sydney Kingsford Smith

41h 39m

2 stops

SJU12:54San Juan Luis Munoz Marin Intl

$1,764

Delta

3 June

SJU13:14San Juan Luis Munoz Marin Intl

27h 36m

2 stops

SYD06:50Sydney Kingsford Smith

9 June

SYD09:15Sydney Kingsford Smith

45h 31m

2 stops

SJU16:46San Juan Luis Munoz Marin Intl

$2,221

Delta

4 June

SJU13:14San Juan Luis Munoz Marin Intl

51h 36m

2 stops

SYD06:50Sydney Kingsford Smith

9 June

SYD09:15Sydney Kingsford Smith

45h 31m

2 stops

SJU16:46San Juan Luis Munoz Marin Intl

$2,299

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Tue 2/6

07:30-06:50

2 stops33h 20m

Sydney Kingsford Smith

Tue 9/6

09:15-12:54

2 stops41h 39m

$1,764

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 20/5

07:20-07:00

2 stops33h 40m

Sydney Kingsford Smith

Wed 27/5

09:30-23:50

2 stops28h 20m

$1,805

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 22/7

07:40-07:00

2 stops33h 20m

Sydney Kingsford Smith

Mon 3/8

09:30-21:24

2 stops25h 54m

$2,061

Fastest return journey

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 20/5

13:31-07:05

2 stops27h 34m

Sydney Kingsford Smith

Wed 27/5

12:00-23:39

1 stop25h 39m

$2,121

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 3/6

13:14-06:50

2 stops27h 36m

Sydney Kingsford Smith

Tue 9/6

09:15-16:46

2 stops45h 31m

$2,221

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Thu 4/6

13:14-06:50

2 stops51h 36m

Sydney Kingsford Smith

Tue 9/6

09:15-16:46

2 stops45h 31m

$2,299

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 26/8

10:33-07:05

2 stops30h 32m

Sydney Kingsford Smith

Thu 3/9

17:50-09:43

2 stops29h 53m

$2,317

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 26/8

15:47-07:05

2 stops25h 18m

Sydney Kingsford Smith

Thu 3/9

17:50-12:48

2 stops32h 58m

$2,319

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Wed 22/7

10:35-07:05

2 stops30h 30m

Sydney Kingsford Smith

Mon 3/8

12:00-23:40

1 stop25h 40m

$2,331

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Mon 29/6

11:56-07:30

2 stops29h 34m

Sydney Kingsford Smith

Sun 12/7

09:10-23:48

2 stops28h 38m

$2,358

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

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 Australia?

In general, February is the cheapest month to fly from San Juan to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,028. If you don’t want to visit Australia in February, then you should wait until September to fly from San Juan, when ticket prices are also cheap, with an average price of $1,584.

Cheap San Juan to Australia flight deals and tips

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

Fastest flight time	27h 36m
Direct flights	None

The fastest flight from San Juan to Australia takes 27h 36m

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

Search flight deals

Frequently asked questions about flying from San Juan to Australia

When did momondo last update prices for flights from San Juan to Australia?
Prices for flights from San Juan to Australia are refreshed on a daily basis.
How old do you have to be to fly from San Juan to Australia?
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 Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Juan to Australia . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Australia from San Juan with this policy.

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

Once all potential San Juan to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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