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Look for other cheap flights to Puerto Rico

$1,537 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 16/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
Delta
16 Mar
SYD
25h 38m
2 stops
SJU
30 Mar
SJU
33h 20m
2 stops
SYD
$1,537
United Airlines
30 Mar
SYD
48h 18m
2 stops
SJU
6 Apr
SJU
51h 20m
2 stops
SYD
$2,003
Delta
1 Aug
SYD
27h 45m
2 stops
SJU
10 Aug
SJU
33h 20m
2 stops
SYD
$2,029
Multiple Airlines
1 July
SYD
28h 20m
2 stops
SJU
10 July
SJU
27h 35m
2 stops
SYD
$2,070
United Airlines
16 Mar
SYD
42h 46m
1 stop
SJU
30 Mar
SJU
27h 35m
2 stops
SYD
$2,089
Delta
14 Mar
SYD
28h 36m
2 stops
SJU
19 Mar
SJU
33h 00m
2 stops
SYD
$2,301
United Airlines
30 Mar
SYD
45h 18m
3 stops
SJU
6 Apr
SJU
51h 15m
2 stops
SYD
$2,329
American Airlines
30 Mar
SYD
27h 21m
2 stops
SJU
6 Apr
SJU
34h 22m
1 stop
SYD
$2,337
American Airlines
28 May
SYD
28h 25m
2 stops
SJU
1 June
SJU
49h 26m
2 stops
SYD
$2,570
American Airlines
28 May
SYD
27h 49m
2 stops
SJU
1 June
SJU
49h 26m
2 stops
SYD
$2,572
American Airlines
28 May
SYD
33h 25m
2 stops
SJU
1 June
SJU
29h 10m
2 stops
SYD
$2,573
American Airlines
28 May
SYD
30h 35m
1 stop
SJU
1 June
SJU
29h 10m
2 stops
SYD
$2,584

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.
Delta Logo
09:40 - 20:18
SYD
-
SJU
25h 38m
2 stops
Delta Logo
07:30 - 07:50
SJU
-
SYD
33h 20m
2 stops
$1,537Delta
Mon, 16 Mar - Mon, 30 Mar
United Airlines Logo
11:20 - 20:38
SYD
-
SJU
48h 18m
2 stops
United Airlines Logo
13:40 - 07:00
SJU
-
SYD
51h 20m
2 stops
$2,003United Airlines
Mon, 30 Mar - Mon, 6 Apr
Delta Logo
09:15 - 23:00
SYD
-
SJU
27h 45m
2 stops
Delta Logo
07:30 - 06:50
SJU
-
SYD
33h 20m
2 stops
$2,029Delta
Sat, 1 Aug - Mon, 10 Aug
Multiple Airlines Logo
09:30 - 23:50
SYD
-
SJU
28h 20m
2 stops
Multiple Airlines Logo
13:25 - 07:00
SJU
-
SYD
27h 35m
2 stops
$2,070Multiple Airlines
Wed, 1 Jul - Fri, 10 Jul
United Airlines Logo
11:50 - 15:36
SYD
-
SJU
42h 46m
1 stop
United Airlines Logo
13:25 - 08:00
SJU
-
SYD
27h 35m
2 stops
$2,089United Airlines
Mon, 16 Mar - Mon, 30 Mar
Delta Logo
09:40 - 23:16
SYD
-
SJU
28h 36m
2 stops
Delta Logo
07:30 - 07:30
SJU
-
SYD
33h 00m
2 stops
$2,301Delta
Sat, 14 Mar - Thu, 19 Mar
United Airlines Logo
11:20 - 17:38
SYD
-
SJU
45h 18m
3 stops
United Airlines Logo
13:40 - 06:55
SJU
-
SYD
51h 15m
2 stops
$2,329United Airlines
Mon, 30 Mar - Mon, 6 Apr
American Airlines Logo
10:10 - 22:31
SYD
-
SJU
27h 21m
2 stops
American Airlines Logo
06:33 - 06:55
SJU
-
SYD
34h 22m
1 stop
$2,337American Airlines
Mon, 30 Mar - Mon, 6 Apr
American Airlines Logo
09:10 - 23:35
SYD
-
SJU
28h 25m
2 stops
American Airlines Logo
15:39 - 07:05
SJU
-
SYD
49h 26m
2 stops
$2,570American Airlines
Thu, 28 May - Mon, 1 Jun
American Airlines Logo
09:10 - 04:35
SYD
-
SJU
33h 25m
2 stops
American Airlines Logo
15:39 - 07:05
SJU
-
SYD
49h 26m
2 stops
$2,572American Airlines
Thu, 28 May - Mon, 1 Jun

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 17 February 2026.
Use the filters below to find and compare flights to Puerto Rico that are best for you.

Fly from

Route

Depart

Return

Price

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 16/3

09:40-20:18

2 stops25h 38m

San Juan Luis Munoz Marin Intl

Mon 30/3

07:30-07:50

2 stops33h 20m

$1,537

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 30/3

11:20-20:38

2 stops48h 18m

San Juan Luis Munoz Marin Intl

Mon 6/4

13:40-07:00

2 stops51h 20m

$2,003

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 1/8

09:15-23:00

2 stops27h 45m

San Juan Luis Munoz Marin Intl

Mon 10/8

07:30-06:50

2 stops33h 20m

$2,029

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 1/7

09:30-23:50

2 stops28h 20m

San Juan Luis Munoz Marin Intl

Fri 10/7

13:25-07:00

2 stops27h 35m

$2,070

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 16/3

11:50-15:36

1 stop42h 46m

San Juan Luis Munoz Marin Intl

Mon 30/3

13:25-08:00

2 stops27h 35m

$2,089

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 14/3

09:40-23:16

2 stops28h 36m

San Juan Luis Munoz Marin Intl

Thu 19/3

07:30-07:30

2 stops33h 00m

$2,301

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 30/3

11:20-17:38

3 stops45h 18m

San Juan Luis Munoz Marin Intl

Mon 6/4

13:40-06:55

2 stops51h 15m

$2,329

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Mon 30/3

10:10-22:31

2 stops27h 21m

San Juan Luis Munoz Marin Intl

Mon 6/4

06:33-06:55

1 stop34h 22m

$2,337

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

09:10-23:35

2 stops28h 25m

San Juan Luis Munoz Marin Intl

Mon 1/6

15:39-07:05

2 stops49h 26m

$2,570

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

09:10-04:35

2 stops33h 25m

San Juan Luis Munoz Marin Intl

Mon 1/6

15:39-07:05

2 stops49h 26m

$2,572

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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

$1,223

Best Round-Trip Price

$1,537

Fastest flight time

39h 21m
The best one-way flight price to Puerto Rico from Australia in the last 72 hours is $1,223 (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals
The best round-trip flight price to Puerto Rico from Australia in the last 72 hours is $1,537 (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to Puerto Rico from Australia takes 39h 21m (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals

Frequently asked questions about flying to Puerto Rico

What is the cheapest flight to Puerto Rico?

The best prices found on momondo for flights to Puerto Rico are:
$176 per person with JetBlue
$1,179 per person with United Airlines
$2,551 per person with Qatar Airways

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, 94% 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 24h 36m 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 February 2026, there are 3 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.

An easier way to manage your Puerto Rico trip

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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 $1,537