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Cheap flights from Sydney to San Juan from $2,030

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SJU
21 2월 — 28 2월1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to San Juan

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to San Juan
Explore the most affordable flight options available from Sydney to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 1월 2026.

금 6/314:05
SYD
-
SJU
1 stop24h 26m
American Airlines
금 13/315:40
SJU
-
SYD
2 stops26h 20m
American Airlines
Deal found 19/1$2,030
금 6/314:00
SYD
-
SJU
2 stops31h 11m
United Airlines
금 13/307:05
SJU
-
SYD
2 stops32h 15m
United Airlines
Deal found 19/1$2,045
금 29/509:10
SYD
-
SJU
2 stops28h 06m
American Airlines
화 2/611:45
SJU
-
SYD
2 stops29h 20m
American Airlines
Deal found 19/1$2,631
금 6/311:20
SYD
-
SJU
3 stops64h 35m
Multiple Airlines
금 13/318:10
SJU
-
SYD
2 stops33h 40m
Multiple Airlines
Deal found 19/1$2,719
금 29/509:20
SYD
-
SJU
2 stops43h 24m
Air Canada
월 1/601:05
SJU
-
SYD
3 stops40h 15m
Air Canada
Deal found 21/1$2,843
금 29/521:05
SYD
-
SJU
3 stops41h 54m
Turkish Airlines
화 2/613:50
SJU
-
SYD
3 stops39h 20m
Turkish Airlines
Deal found 21/1$2,910
금 6/321:15
SYD
-
SJU
3 stops45h 35m
Turkish Airlines
금 13/306:01
SJU
-
SYD
3 stops46h 19m
Turkish Airlines
Deal found 19/1$3,207

Find flight deals from Sydney to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 1월 2026.

Round-trip from

$2,030

Popular in

February

Cheapest in

October

Average price

$2,445
American Airlines
  • American Airlines
  • 6/3-13/3
  • 3 total stops
  • 50h 46m total
  • Sydney to San Juan
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($69 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($58 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights 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, Cheapflights users made 647,157 searches. Data last updated 22 1월 2026.
Use the filters below to find and compare flights from Sydney to San Juan that are best for you.

Fly from

Sydney

Fly to

San Juan

Route

Depart

Return

Price

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

금 6/3

14:05-23:31

1 stop24h 26m

San Juan Luis Munoz Marin Intl

금 13/3

15:40-09:00

2 stops26h 20m

$2,030

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

금 6/3

14:00-06:11

2 stops31h 11m

San Juan Luis Munoz Marin Intl

금 13/3

07:05-06:20

2 stops32h 15m

$2,045

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

금 29/5

09:10-23:16

2 stops28h 06m

San Juan Luis Munoz Marin Intl

화 2/6

11:45-07:05

2 stops29h 20m

$2,631

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

금 6/3

11:20-12:55

3 stops64h 35m

San Juan Luis Munoz Marin Intl

금 13/3

18:10-18:50

2 stops33h 40m

$2,719

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

금 29/5

09:20-14:44

2 stops43h 24m

San Juan Luis Munoz Marin Intl

월 1/6

01:05-07:20

3 stops40h 15m

$2,843

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

금 29/5

21:05-00:59

3 stops41h 54m

San Juan Luis Munoz Marin Intl

화 2/6

13:50-19:10

3 stops39h 20m

$2,910

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Best time to book a flight from Sydney to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to San Juan

What is the cheapest month to book a flight from Sydney to San Juan?

Currently, October is the cheapest month in which you can book a flight from Sydney to San Juan (average of $960). Flying from Sydney to San Juan in April is currently the most expensive (average of $2,285). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Sydney to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated 22 1월 2026.
Read reviews from past customers who have flown with United Airlines from Sydney to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,191 reviews
Check prices

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews
Check prices

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

Find useful and relevant information for your journey from Sydney to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sydney to San Juan?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to San Juan. You should not have trouble finding flights to San Juan from Kingsford Smith; the airport handles an average of 0 outbound flights to San Juan per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Sydney airport to San Juan. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to San Juan?

    Departing from Sydney to San Juan will take you 24h 26m. The distance between Sydney and San Juan is about 15944 km. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from Sydney to San Juan round-trip?

    According to our current data, United Airlines ($1,278), offers the cheapest pricing from Sydney to San Juan. You may be able to fly from Sydney to San Juan for 39% less than the average price by searching for this airline.

  • Can I find deals for flights from Sydney to San Juan that include hotel bookings?

    Yes. In addition to deals on Sydney to San Juan flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to San Juan.

  • Can I find deals for business class flights from Sydney to San Juan?

    Yes. Cheapflights offers flight deals from Sydney to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to San Juan?

    Currently, October is the cheapest month in which you can book a flight from Sydney to San Juan (average of $960). Flying from Sydney to San Juan in April is currently the most expensive (average of $2,285). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Luis Munoz Marin Intl flights

Top airline flying from Sydney to San Juan

Discover the top airline that operate flights from Sydney to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 22 1월 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,278Average$2,219FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to San Juan?

Cheapflights makes it easy to find Sydney to San Juan flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Juan?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Juan from Sydney.

Can Cheapflights find flights from Sydney to San Juan with no change fees?

Certainly. Search results for flights to San Juan from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sydney to San Juan become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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