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Cheap flights from Australia to San Juan from $1,135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to San Juan departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Australia to San Juan

Recent return flight deals from Australia to San Juan

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:05 - 11:37
SYD
-
SJU
36h 32m
1 stop
Multiple Airlines Logo
19:44 - 06:55
SJU
-
SYD
44h 11m
1 stop
$2,270Multiple Airlines
Sun, 22 Feb - Thu, 26 Feb
Multiple Airlines Logo
14:05 - 23:09
SYD
-
SJU
24h 04m
2 stops
Multiple Airlines Logo
19:44 - 06:55
SJU
-
SYD
44h 11m
1 stop
$2,276Multiple Airlines
Sun, 22 Feb - Thu, 26 Feb
United Airlines Logo
11:20 - 00:36
SYD
-
SJU
28h 16m
2 stops
United Airlines Logo
15:46 - 09:05
SJU
-
SYD
26h 19m
2 stops
$2,760United Airlines
Sun, 22 Feb - Thu, 26 Feb
Multiple Airlines Logo
11:20 - 23:34
SYD
-
SJU
27h 14m
2 stops
Multiple Airlines Logo
10:50 - 12:30
SJU
-
SYD
34h 40m
3 stops
$3,495Multiple Airlines
Sun, 22 Feb - Thu, 26 Feb
Multiple Airlines Logo
17:35 - 10:00
SYD
-
SJU
31h 25m
3 stops
Multiple Airlines Logo
10:50 - 12:30
SJU
-
SYD
34h 40m
3 stops
$3,578Multiple Airlines
Sun, 22 Feb - Thu, 26 Feb

momondo Fare Finder

 
Customise your flight search to find flights from Australia to San Juan 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, momondo users made 78,305 searches. Data last updated 7 February 2026.
Use the filters below to find and compare flights from Australia to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 22/2

14:05-11:37

1 stop36h 32m

San Juan Luis Munoz Marin Intl

Thu 26/2

19:44-06:55

1 stop44h 11m

$2,270

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 22/2

14:05-23:09

2 stops24h 04m

San Juan Luis Munoz Marin Intl

Thu 26/2

19:44-06:55

1 stop44h 11m

$2,276

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 22/2

11:20-00:36

2 stops28h 16m

San Juan Luis Munoz Marin Intl

Thu 26/2

15:46-09:05

2 stops26h 19m

$2,760

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 22/2

11:20-23:34

2 stops27h 14m

San Juan Luis Munoz Marin Intl

Thu 26/2

10:50-12:30

3 stops34h 40m

$3,495

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 22/2

17:35-10:00

3 stops31h 25m

San Juan Luis Munoz Marin Intl

Thu 26/2

10:50-12:30

3 stops34h 40m

$3,578

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 11/4

10:20-12:34

2 stops40h 14m

$1,135

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 1/4

09:00-22:31

2 stops28h 31m

$1,401

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 1/4

19:25-11:07

3 stops54h 42m

$1,483

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 1/4

13:00-11:07

1 stop37h 07m

$2,321

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to San Juan from

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

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

What is the cheapest month to fly to San Juan?

The month of March is, on average, the cheapest month to fly to San Juan from Australia, with most prices found around $1,414. If you aren’t able to travel to San Juan during the month of March, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,497.

Cheap Australia to San Juan flight deals and tips

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

Fastest flight time

28h 30m

Direct flights

None
The fastest flight from Australia to San Juan takes 28h 30m
There are no direct flights from Australia to San Juan. There are no popular flight routes from Australia to San Juan.
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  • When did momondo last update prices for flights from Australia to San Juan?

    Prices for flights from Australia to San Juan were last updated today.

  • How many operators does momondo search for flights from Australia to San Juan?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The travel and health documents required for your trip to San Juan 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 San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Australia to San Juan

Compare and see reviews for airlines that fly from Australia to San Juan with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,196Free cancellationRating
7.4
9,245 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $2,588Free cancellationRating
7.4
3,730 reviews
Search Qatar Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Australia to San Juan. momondo saves you time and could save you money on your trip.

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

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

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

momondo provides multiple filters to help you find the best flight to San Juan from Australia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 11.5 km from San Juan
San Juan Luis Munoz Marin Intl Airport