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Cheap flights from Sydney to San Juan from $1,288

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to San Juan departing on 1/6. 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 Sydney to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
09:10 - 10:53
SYD
-
SJU
39h 43m
2 stops
American Airlines Logo
19:00 - 07:05
SJU
-
SYD
46h 05m
2 stops
$2,027American Airlines
Sun, 10 May - Thu, 14 May
American Airlines Logo
09:10 - 04:32
SYD
-
SJU
33h 22m
2 stops
American Airlines Logo
19:00 - 07:05
SJU
-
SYD
46h 05m
2 stops
$2,036American Airlines
Sun, 10 May - Thu, 14 May
American Airlines Logo
12:00 - 23:03
SYD
-
SJU
25h 03m
1 stop
American Airlines Logo
16:30 - 07:05
SJU
-
SYD
48h 35m
2 stops
$2,039American Airlines
Sun, 10 May - Thu, 14 May
American Airlines Logo
09:10 - 12:29
SYD
-
SJU
41h 19m
2 stops
American Airlines Logo
19:00 - 07:05
SJU
-
SYD
46h 05m
2 stops
$2,044American Airlines
Sun, 10 May - Thu, 14 May
American Airlines Logo
12:00 - 04:32
SYD
-
SJU
30h 32m
1 stop
American Airlines Logo
16:30 - 07:05
SJU
-
SYD
48h 35m
2 stops
$2,049American Airlines
Sun, 10 May - Thu, 14 May
American Airlines Logo
12:00 - 23:03
SYD
-
SJU
25h 03m
1 stop
American Airlines Logo
19:00 - 07:05
SJU
-
SYD
46h 05m
2 stops
$2,056American Airlines
Sun, 10 May - Thu, 14 May
Air Canada Logo
09:20 - 12:04
SYD
-
SJU
40h 44m
2 stops
Air Canada Logo
07:20 - 07:20
SJU
-
SYD
34h 00m
3 stops
$2,355Air Canada
Sun, 10 May - Thu, 14 May
Air Canada Logo
09:20 - 12:04
SYD
-
SJU
40h 44m
2 stops
Air Canada Logo
07:20 - 07:20
SJU
-
SYD
34h 00m
3 stops
$2,365Air Canada
Sun, 10 May - Thu, 14 May
Air Canada Logo
09:20 - 12:04
SYD
-
SJU
40h 44m
2 stops
Air Canada Logo
07:20 - 07:20
SJU
-
SYD
34h 00m
3 stops
$2,367Air Canada
Sun, 10 May - Thu, 14 May
Air Canada Logo
09:20 - 23:50
SYD
-
SJU
52h 30m
2 stops
Air Canada Logo
07:20 - 07:20
SJU
-
SYD
34h 00m
3 stops
$2,375Air Canada
Sun, 10 May - Thu, 14 May

American Airlines flights from Sydney to San Juan

Our best American Airlines deals on Sydney to San Juan flight tickets
American Airlines
10 May
SYD09:10Sydney Kingsford Smith
39h 43m
2 stops
SJU10:53San Juan Luis Munoz Marin Intl
14 May
SJU19:00San Juan Luis Munoz Marin Intl
46h 05m
2 stops
SYD07:05Sydney Kingsford Smith
$2,027
American Airlines
10 May
SYD09:10Sydney Kingsford Smith
33h 22m
2 stops
SJU04:32San Juan Luis Munoz Marin Intl
14 May
SJU19:00San Juan Luis Munoz Marin Intl
46h 05m
2 stops
SYD07:05Sydney Kingsford Smith
$2,036
American Airlines
10 May
SYD12:00Sydney Kingsford Smith
25h 03m
1 stop
SJU23:03San Juan Luis Munoz Marin Intl
14 May
SJU16:30San Juan Luis Munoz Marin Intl
48h 35m
2 stops
SYD07:05Sydney Kingsford Smith
$2,039

Air Canada flights from Sydney to San Juan

Our best Air Canada deals on Sydney to San Juan flight tickets
Air Canada
10 May
SYD09:20Sydney Kingsford Smith
40h 44m
2 stops
SJU12:04San Juan Luis Munoz Marin Intl
14 May
SJU07:20San Juan Luis Munoz Marin Intl
34h 00m
3 stops
SYD07:20Sydney Kingsford Smith
$2,355
Air Canada
10 May
SYD09:20Sydney Kingsford Smith
40h 44m
2 stops
SJU12:04San Juan Luis Munoz Marin Intl
14 May
SJU07:20San Juan Luis Munoz Marin Intl
34h 00m
3 stops
SYD07:20Sydney Kingsford Smith
$2,365
Air Canada
10 May
SYD09:20Sydney Kingsford Smith
40h 44m
2 stops
SJU12:04San Juan Luis Munoz Marin Intl
14 May
SJU07:20San Juan Luis Munoz Marin Intl
34h 00m
3 stops
SYD07:20Sydney Kingsford Smith
$2,367

momondo Fare Finder

 
Customise your flight search to find flights from Sydney 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 23 March 2026.
Use the filters below to find and compare flights from Sydney to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

09:10-10:53

2 stops39h 43m

San Juan Luis Munoz Marin Intl

Thu 14/5

19:00-07:05

2 stops46h 05m

$2,027

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

09:10-04:32

2 stops33h 22m

San Juan Luis Munoz Marin Intl

Thu 14/5

19:00-07:05

2 stops46h 05m

$2,036

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

12:00-23:03

1 stop25h 03m

San Juan Luis Munoz Marin Intl

Thu 14/5

16:30-07:05

2 stops48h 35m

$2,039

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

09:10-12:29

2 stops41h 19m

San Juan Luis Munoz Marin Intl

Thu 14/5

19:00-07:05

2 stops46h 05m

$2,044

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

12:00-04:32

1 stop30h 32m

San Juan Luis Munoz Marin Intl

Thu 14/5

16:30-07:05

2 stops48h 35m

$2,049
Fastest return journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

12:00-23:03

1 stop25h 03m

San Juan Luis Munoz Marin Intl

Thu 14/5

19:00-07:05

2 stops46h 05m

$2,056

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

09:20-12:04

2 stops40h 44m

San Juan Luis Munoz Marin Intl

Thu 14/5

07:20-07:20

3 stops34h 00m

$2,355

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

09:20-12:04

2 stops40h 44m

San Juan Luis Munoz Marin Intl

Thu 14/5

07:20-07:20

3 stops34h 00m

$2,365

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

09:20-12:04

2 stops40h 44m

San Juan Luis Munoz Marin Intl

Thu 14/5

07:20-07:20

3 stops34h 00m

$2,367

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 10/5

09:20-23:50

2 stops52h 30m

San Juan Luis Munoz Marin Intl

Thu 14/5

07:20-07:20

3 stops34h 00m

$2,375

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Juan from

How to get the cheapest flight ticket from Sydney 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 August is, on average, the cheapest month to fly to San Juan from Sydney, with most prices found around $1,104. If you aren’t able to travel to San Juan during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,242.

Cheap Sydney to San Juan flight deals and tips

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

Fastest flight time

25h 08m

Direct flights

None
The fastest flight from Sydney to San Juan takes 25h 08m
There are no direct flights from Sydney to San Juan. There are no popular flight routes from Sydney to San Juan.
Search flight deals

  • How far is Sydney Kingsford Smith to San Juan by plane?

    The straight-line distance from Sydney Kingsford Smith to San Juan is 15934.6 km. By plane, this route typically takes 25h 08m.

  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to San Juan?

    Prices for flights from Sydney Kingsford Smith Airport to San Juan refresh daily.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to San Juan?

  • How old do you have to be to fly from Sydney Kingsford Smith Airport 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 Sydney Kingsford Smith Airport to San Juan.

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

    The necessary travel and health documents for your San Juan 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.

Best airlines flying from Sydney to San Juan

Compare and see reviews for airlines that fly from Sydney to San Juan with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $1,214Free cancellationRating
7.4
9,460 reviews
Search United Airlines flights

Why use momondo?

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

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

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

Flights from Sydney to San Juan 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 Sydney to San Juan?

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

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

Price alerts on flights to San Juan from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Juan trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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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