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Look for other cheap flights to Puerto Rico

$1,436 Cheap flights to Puerto Rico

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Puerto Rico departing on 14/8. 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
1 adult, Economy, 0 bags

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Recent flights found to popular cities in Puerto Rico

Find flights to these popular cities in Puerto Rico from your nearest airport.

Flights to San Juan Luis Munoz Marin Intl Airport

Search all flight deals to San Juan Luis Munoz Marin Intl Airport
American Airlines
14 Aug
SYD
51h 44m
2 stops
SJU
18 Aug
SJU
49h 21m
2 stops
SYD
$1,436
American Airlines
14 Aug
SYD
26h 45m
2 stops
SJU
18 Aug
SJU
35h 05m
2 stops
SYD
$1,818
American Airlines
14 Aug
SYD
27h 14m
2 stops
SJU
18 Aug
SJU
30h 32m
2 stops
SYD
$1,824
American Airlines
14 Aug
SYD
28h 49m
2 stops
SJU
18 Aug
SJU
25h 11m
1 stop
SYD
$1,828
American Airlines
14 Aug
SYD
27h 14m
2 stops
SJU
18 Aug
SJU
45h 41m
2 stops
SYD
$1,831
American Airlines
14 Aug
SYD
28h 49m
2 stops
SJU
18 Aug
SJU
25h 11m
1 stop
SYD
$1,835
United Airlines
29 July
SYD
33h 59m
2 stops
SJU
2 Aug
SJU
38h 50m
2 stops
SYD
$1,983
Multiple Airlines
29 July
SYD
31h 02m
1 stop
SJU
3 Aug
SJU
42h 42m
2 stops
SYD
$2,551
American Airlines
29 July
SYD
25h 50m
1 stop
SJU
3 Aug
SJU
35h 10m
1 stop
SYD
$2,699
Multiple Airlines
29 July
SYD
26h 49m
2 stops
SJU
3 Aug
SJU
31h 16m
3 stops
SYD
$3,551
Multiple Airlines
29 July
SYD
30h 15m
3 stops
SJU
3 Aug
SJU
31h 16m
3 stops
SYD
$3,807
Turkish Airlines
14 Aug
SYD
62h 34m
3 stops
SJU
18 Aug
SJU
48h 09m
3 stops
SYD
$4,874

Find the cheapest flights from Australia to Puerto Rico

Recent return flight deals from Australia to Puerto Rico

Enter your travel dates to find the best prices.
American Airlines Logo
09:10 - 22:54
SYD
-
SJU
51h 44m
2 stops
American Airlines Logo
15:44 - 07:05
SJU
-
SYD
49h 21m
2 stops
$1,436American Airlines
Fri, 14 Aug - Tue, 18 Aug
American Airlines Logo
09:10 - 21:55
SYD
-
SJU
26h 45m
2 stops
American Airlines Logo
06:00 - 07:05
SJU
-
SYD
35h 05m
2 stops
$1,818American Airlines
Fri, 14 Aug - Tue, 18 Aug
American Airlines Logo
09:10 - 22:24
SYD
-
SJU
27h 14m
2 stops
American Airlines Logo
10:33 - 07:05
SJU
-
SYD
30h 32m
2 stops
$1,824American Airlines
Fri, 14 Aug - Tue, 18 Aug
American Airlines Logo
09:10 - 23:59
SYD
-
SJU
28h 49m
2 stops
American Airlines Logo
15:44 - 06:55
SJU
-
SYD
25h 11m
1 stop
$1,828American Airlines
Fri, 14 Aug - Tue, 18 Aug
American Airlines Logo
09:10 - 22:24
SYD
-
SJU
27h 14m
2 stops
American Airlines Logo
19:24 - 07:05
SJU
-
SYD
45h 41m
2 stops
$1,831American Airlines
Fri, 14 Aug - Tue, 18 Aug
American Airlines Logo
09:10 - 23:59
SYD
-
SJU
28h 49m
2 stops
American Airlines Logo
15:44 - 06:55
SJU
-
SYD
25h 11m
1 stop
$1,835American Airlines
Fri, 14 Aug - Tue, 18 Aug
United Airlines Logo
09:30 - 05:29
SYD
-
SJU
33h 59m
2 stops
United Airlines Logo
02:05 - 06:55
SJU
-
SYD
38h 50m
2 stops
$1,983United Airlines
Wed, 29 Jul - Sun, 2 Aug
Multiple Airlines Logo
12:00 - 05:02
SYD
-
SJU
31h 02m
1 stop
Multiple Airlines Logo
22:48 - 07:30
SJU
-
SYD
42h 42m
2 stops
$2,551Multiple Airlines
Wed, 29 Jul - Mon, 3 Aug
American Airlines Logo
12:00 - 23:50
SYD
-
SJU
25h 50m
1 stop
American Airlines Logo
05:45 - 06:55
SJU
-
SYD
35h 10m
1 stop
$2,699American Airlines
Wed, 29 Jul - Mon, 3 Aug
Multiple Airlines Logo
09:10 - 21:59
SYD
-
SJU
26h 49m
2 stops
Multiple Airlines Logo
11:54 - 09:10
SJU
-
SYD
31h 16m
3 stops
$3,551Multiple Airlines
Wed, 29 Jul - Mon, 3 Aug

momondo Fare Finder

 
Locate flights to Puerto Rico that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 19 July 2026.
Use the filters below to find and compare flights to Puerto Rico that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 14/8

09:10-22:54

2 stops51h 44m

San Juan Luis Munoz Marin Intl

Tue 18/8

15:44-07:05

2 stops49h 21m

$1,436

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 14/8

09:10-21:55

2 stops26h 45m

San Juan Luis Munoz Marin Intl

Tue 18/8

06:00-07:05

2 stops35h 05m

$1,818

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 14/8

09:10-22:24

2 stops27h 14m

San Juan Luis Munoz Marin Intl

Tue 18/8

10:33-07:05

2 stops30h 32m

$1,824
Fastest return journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 14/8

09:10-23:59

2 stops28h 49m

San Juan Luis Munoz Marin Intl

Tue 18/8

15:44-06:55

1 stop25h 11m

$1,828

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 14/8

09:10-22:24

2 stops27h 14m

San Juan Luis Munoz Marin Intl

Tue 18/8

19:24-07:05

2 stops45h 41m

$1,831

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 14/8

09:10-23:59

2 stops28h 49m

San Juan Luis Munoz Marin Intl

Tue 18/8

15:44-06:55

1 stop25h 11m

$1,835

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 29/7

09:30-05:29

2 stops33h 59m

San Juan Luis Munoz Marin Intl

Sun 2/8

02:05-06:55

2 stops38h 50m

$1,983

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 29/7

12:00-05:02

1 stop31h 02m

San Juan Luis Munoz Marin Intl

Mon 3/8

22:48-07:30

2 stops42h 42m

$2,551

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 29/7

12:00-23:50

1 stop25h 50m

San Juan Luis Munoz Marin Intl

Mon 3/8

05:45-06:55

1 stop35h 10m

$2,699

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 29/7

09:10-21:59

2 stops26h 49m

San Juan Luis Munoz Marin Intl

Mon 3/8

11:54-09:10

3 stops31h 16m

$3,551

Flights are sorted by cheapest return flights first.

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

See travel insights to Puerto Rico from

Puerto Rico flights insights and trends

Explore insights for your Puerto Rico flight to craft the best travel plan

Cheapest flights to cities in Puerto Rico

Click on the cities below to find out when it's cheapest to fly to Puerto Rico from Australia
San Juan
San Juan
Find flights to San Juan

Cheap Puerto Rico flight deals and tips

Summary info about Puerto Rico flight prices, duration and airlines

Best One-Way Price

$840

Best Round-Trip Price

$1,436

Fastest flight time

28h 33m
The best one-way flight price to Puerto Rico from Australia in the last 5 days is $840 (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals
The best return flight price to Puerto Rico from Australia in the last 5 days is $1,436 (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to Puerto Rico from Australia takes 28h 33m (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals

Frequently asked questions about flying to Puerto Rico

What is the most popular airport in Puerto Rico to fly to?

The most popular airport in Puerto Rico to fly to is San Juan Luis Munoz Marin Intl, based on our data. In the past 12 months, 92% of all momondo users who travelled to Puerto Rico chose to fly into San Juan Luis Munoz Marin Intl airport, which is located in the city of San Juan.

How long is the flight from Australia to Puerto Rico?

Flight times vary depending on what airport in Australia you fly out of and what airport in Puerto Rico you fly into. For example, flying from Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl takes 25h 08m on average. On the other hand, flying from Melbourne to San Juan Luis Munoz Marin Intl takes on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

When did momondo last update prices for flights to Puerto Rico?

Prices for flights to Puerto Rico are updated daily.

How many operators does momondo search for flights to Puerto Rico?

As of July 2026, there are 2 operators available to choose from for flights to Puerto Rico.

How old do you have to be to fly to Puerto Rico?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Puerto Rico.

What documentation or ID do you need to fly to Puerto Rico?

The necessary travel and health documents for your Puerto Rico 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.

Why use momondo?

Why should I use momondo to find a flight deal to Puerto Rico?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Puerto Rico.

Can I find flights to Puerto Rico with flexible booking policies on momondo?

momondo does allow users to show only those flights to Puerto Rico which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Puerto Rico?

Once all potential Puerto Rico flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

I’m not ready to book a flight to Puerto Rico right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Puerto Rico flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular Flights to Puerto Rico

Popular routes according to searches in the past day on momondo
Sydney to San Juan flightsfrom $1,824