$1,964+ Cheap flights from San Juan

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SJU — SYD
17 Dec — 24 Dec1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from San Juan
Explore the most affordable flight options available from San Juan. Find the lowest fares based on data from user searches, with prices last updated on 17 November 2025.

Sun 15/306:45SJU - SYD
1 stop33h 15mUnited Airlines
Sun 29/311:20SYD - SJU
2 stops45h 18mUnited Airlines
Deal found 15/11$1,964
Thu 4/1207:45SJU - SYD
2 stops34h 50mAir Canada
Thu 11/1216:00SYD - SJU
2 stops61h 40mAir Canada
Deal found 16/11$2,012
Fri 1/501:05SJU - SYD
2 stops39h 50mUnited Airlines
Sat 16/509:30SYD - SJU
2 stops25h 08mUnited Airlines
Deal found 16/11$2,035
Sun 3/501:05SJU - SYD
2 stops39h 55mUnited Airlines
Wed 13/510:20SYD - SJU
2 stops25h 04mUnited Airlines
Deal found 16/11$2,314
Sat 2/515:20SJU - SYD
1 stop25h 35mAmerican Airlines
Sat 16/512:10SYD - SJU
1 stop39h 33mAmerican Airlines
Deal found 15/11$2,336

Find flights from San Juan within your budget

 
Find flights departing from San Juan that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 17 November 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 15/3

06:45-07:00

1 stop33h 15m

Sydney Kingsford Smith

Sun 29/3

11:20-17:38

2 stops45h 18m

$1,964

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Thu 4/12

07:45-09:35

2 stops34h 50m

Sydney Kingsford Smith

Thu 11/12

16:00-14:40

2 stops61h 40m

$2,012

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 2/5

07:45-06:55

2 stops33h 10m

Sydney Kingsford Smith

Sat 16/5

09:30-23:57

2 stops28h 27m

$2,033

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sun 22/2

18:10-19:15

3 stops58h 05m

$6,573

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 21/2

02:05-09:15

2 stops40h 10m

$8,597

San JuanSydney

SJU - SYD

SJUSYD

San Juan Luis Munoz Marin Intl

Sat 21/2

02:05-09:35

3 stops40h 30m

$20,438

Flights are sorted by cheapest return flights first.

Deals found on 16/11

Best time to book a flight from San Juan

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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.

Travel insights for flights from San Juan

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Direct flights from Luis Munoz Marin Intl

Related info for your journey

Access useful and relevant information related to your journey from San Juan. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 17 November 2025.

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How does Cheapflights help users find flights from San Juan?

Cheapflights helps you search for flights from San Juan via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from San Juan for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from San Juan with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from San Juan on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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