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Cheap flights from Australia to San Juan from $1,933

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 10/1. 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.
American Airlines Logo
13:10 - 03:55SYD-SJU
29h 45m1 stop
American Airlines Logo
15:20 - 06:55SJU-SYD
25h 35m1 stop
$2,154American Airlines
Find Deal
Wed, 1 Apr - Wed, 8 Apr
Delta Logo
10:40 - 13:16SYD-SJU
41h 36m2 stops
Delta Logo
17:10 - 07:25SJU-SYD
47h 15m2 stops
$2,271Delta
Find Deal
Sun, 8 Mar - Tue, 10 Mar
Delta Logo
10:40 - 21:58SYD-SJU
26h 18m2 stops
Delta Logo
13:10 - 07:30SJU-SYD
27h 20m2 stops
$2,558Delta
Find Deal
Sun, 8 Mar - Tue, 10 Mar
United Airlines Logo
11:20 - 00:36SYD-SJU
28h 16m2 stops
United Airlines Logo
17:50 - 09:15SJU-SYD
48h 25m2 stops
$2,598United Airlines
Find Deal
Fri, 26 Dec - Fri, 9 Jan
United Airlines Logo
11:20 - 17:38SYD-SJU
45h 18m3 stops
United Airlines Logo
13:40 - 07:00SJU-SYD
27h 20m2 stops
$2,618United Airlines
Find Deal
Wed, 1 Apr - Wed, 8 Apr
American Airlines Logo
11:20 - 03:55SYD-SJU
31h 35m2 stops
American Airlines Logo
09:26 - 09:00SJU-SYD
32h 34m2 stops
$2,653American Airlines
Find Deal
Sun, 8 Mar - Tue, 10 Mar
American Airlines Logo
13:05 - 03:55SYD-SJU
29h 50m1 stop
American Airlines Logo
11:40 - 09:00SJU-SYD
30h 20m2 stops
$2,658American Airlines
Find Deal
Sun, 8 Mar - Tue, 10 Mar
American Airlines Logo
13:05 - 03:55SYD-SJU
29h 50m1 stop
American Airlines Logo
09:26 - 09:00SJU-SYD
32h 34m2 stops
$2,664American Airlines
Find Deal
Sun, 8 Mar - Tue, 10 Mar
Air Canada Logo
10:20 - 21:24SYD-SJU
50h 04m3 stops
Air Canada Logo
07:20 - 07:20SJU-SYD
34h 00m3 stops
$3,761Air Canada
Find Deal
Wed, 1 Apr - Wed, 8 Apr
Air Canada Logo
10:20 - 14:44SYD-SJU
43h 24m3 stops
Air Canada Logo
01:00 - 07:20SJU-SYD
40h 20m2 stops
$4,326Air Canada
Find Deal
Wed, 1 Apr - Tue, 7 Apr

American Airlines flights from Australia to San Juan

Our best American Airlines deals on Australia to San Juan flight tickets
American Airlines
1 Apr
SYD13:10Sydney Kingsford Smith
29h 45m
1 stop
SJU03:55San Juan Luis Munoz Marin Intl
8 Apr
SJU15:20San Juan Luis Munoz Marin Intl
25h 35m
1 stop
SYD06:55Sydney Kingsford Smith
$2,154
Find similar
American Airlines
8 Mar
SYD11:20Sydney Kingsford Smith
31h 35m
2 stops
SJU03:55San Juan Luis Munoz Marin Intl
10 Mar
SJU09:26San Juan Luis Munoz Marin Intl
32h 34m
2 stops
SYD09:00Sydney Kingsford Smith
$2,653
Find similar
American Airlines
8 Mar
SYD13:05Sydney Kingsford Smith
29h 50m
1 stop
SJU03:55San Juan Luis Munoz Marin Intl
10 Mar
SJU11:40San Juan Luis Munoz Marin Intl
30h 20m
2 stops
SYD09:00Sydney Kingsford Smith
$2,658
Find similar

Delta flights from Australia to San Juan

Our best Delta deals on Australia to San Juan flight tickets
Delta
8 Mar
SYD10:40Sydney Kingsford Smith
41h 36m
2 stops
SJU13:16San Juan Luis Munoz Marin Intl
10 Mar
SJU17:10San Juan Luis Munoz Marin Intl
47h 15m
2 stops
SYD07:25Sydney Kingsford Smith
$2,271
Find similar
Delta
8 Mar
SYD10:40Sydney Kingsford Smith
26h 18m
2 stops
SJU21:58San Juan Luis Munoz Marin Intl
10 Mar
SJU13:10San Juan Luis Munoz Marin Intl
27h 20m
2 stops
SYD07:30Sydney Kingsford Smith
$2,558
Find similar

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 9 November 2025.
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

Wed 1/4

13:10-03:55

1 stop29h 45m

San Juan Luis Munoz Marin Intl

Wed 8/4

15:20-06:55

1 stop25h 35m

$2,154

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 8/3

10:40-13:16

2 stops41h 36m

San Juan Luis Munoz Marin Intl

Tue 10/3

17:10-07:25

2 stops47h 15m

$2,271

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 8/3

10:40-21:58

2 stops26h 18m

San Juan Luis Munoz Marin Intl

Tue 10/3

13:10-07:30

2 stops27h 20m

$2,558

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 26/12

11:20-00:36

2 stops28h 16m

San Juan Luis Munoz Marin Intl

Fri 9/1

17:50-09:15

2 stops48h 25m

$2,598

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 1/4

11:20-17:38

3 stops45h 18m

San Juan Luis Munoz Marin Intl

Wed 8/4

13:40-07:00

2 stops27h 20m

$2,618

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 8/3

11:20-03:55

2 stops31h 35m

San Juan Luis Munoz Marin Intl

Tue 10/3

09:26-09:00

2 stops32h 34m

$2,653

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 8/3

13:05-03:55

1 stop29h 50m

San Juan Luis Munoz Marin Intl

Tue 10/3

11:40-09:00

2 stops30h 20m

$2,658

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 8/3

13:05-03:55

1 stop29h 50m

San Juan Luis Munoz Marin Intl

Tue 10/3

09:26-09:00

2 stops32h 34m

$2,664

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 1/4

10:20-21:24

3 stops50h 04m

San Juan Luis Munoz Marin Intl

Wed 8/4

07:20-07:20

3 stops34h 00m

$3,761

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 1/4

10:20-14:44

3 stops43h 24m

San Juan Luis Munoz Marin Intl

Tue 7/4

01:00-07:20

2 stops40h 20m

$4,326

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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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 $1,519. If you aren’t able to travel to San Juan during the month of March, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,920.

What is the cheapest day to depart on your flight to San Juan?

Our data shows that Monday is the least expensive day to fly to San Juan. Tickets to fly out on this day can be as low as $2,150. Flights from Australia to San Juan on a Friday will generally be more expensive and average around $3,337. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Juan?

Our most recent data shows that the best time of day to fly to San Juan is in the morning. Flights from Australia to San Juan during this time can be as low as $2,367. Try not to purchase tickets in the afternoon because they tend to be around $3,664. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights

None
There are no direct flights from Australia to San Juan. There are no popular flight routes from Australia to San Juan.
Search flight deals

  • 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 $1,328Free cancellationRating
7.4
9,013 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $2,558Free cancellationRating
7.4
3,661 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