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Look for other cheap flights to Puerto Rico

$1,638 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 17/4. 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
American Airlines
17 Apr
SYD
26h 14m
2 stops
SJU
24 Apr
SJU
29h 22m
2 stops
SYD
$1,638
American Airlines
17 Apr
SYD
25h 02m
1 stop
SJU
24 Apr
SJU
27h 34m
2 stops
SYD
$1,648
Delta
28 May
SYD
25h 15m
2 stops
SJU
1 June
SJU
34h 35m
2 stops
SYD
$2,214
American Airlines
17 Apr
SYD
30h 32m
1 stop
SJU
24 Apr
SJU
34h 10m
1 stop
SYD
$2,356
American Airlines
28 May
SYD
30h 25m
1 stop
SJU
1 June
SJU
29h 10m
2 stops
SYD
$2,486
American Airlines
28 May
SYD
30h 25m
1 stop
SJU
31 May
SJU
40h 11m
1 stop
SYD
$2,498
American Airlines
28 May
SYD
28h 29m
2 stops
SJU
1 June
SJU
35h 35m
2 stops
SYD
$2,580
American Airlines
28 May
SYD
43h 39m
2 stops
SJU
1 June
SJU
29h 10m
2 stops
SYD
$2,606
American Airlines
28 May
SYD
43h 39m
2 stops
SJU
1 June
SJU
29h 10m
2 stops
SYD
$2,610
Multiple Airlines
17 Apr
SYD
24h 42m
2 stops
SJU
24 Apr
SJU
32h 37m
3 stops
SYD
$3,159
American Airlines
27 June
SYD
26h 49m
2 stops
SJU
13 July
SJU
29h 20m
2 stops
SYD
$3,369
Turkish Airlines
28 May
SYD
58h 28m
3 stops
SJU
31 May
SJU
50h 05m
3 stops
SYD
$3,648

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 - 21:24
SYD
-
SJU
26h 14m
2 stops
American Airlines Logo
11:43 - 07:05
SJU
-
SYD
29h 22m
2 stops
$1,638American Airlines
Fri, 17 Apr - Fri, 24 Apr
American Airlines Logo
12:00 - 23:02
SYD
-
SJU
25h 02m
1 stop
American Airlines Logo
13:31 - 07:05
SJU
-
SYD
27h 34m
2 stops
$1,648American Airlines
Fri, 17 Apr - Fri, 24 Apr
Delta Logo
09:15 - 20:30
SYD
-
SJU
25h 15m
2 stops
Delta Logo
06:15 - 06:50
SJU
-
SYD
34h 35m
2 stops
$2,214Delta
Thu, 28 May - Mon, 1 Jun
American Airlines Logo
12:00 - 04:32
SYD
-
SJU
30h 32m
1 stop
American Airlines Logo
06:45 - 06:55
SJU
-
SYD
34h 10m
1 stop
$2,356American Airlines
Fri, 17 Apr - Fri, 24 Apr
American Airlines Logo
12:00 - 04:25
SYD
-
SJU
30h 25m
1 stop
American Airlines Logo
11:55 - 07:05
SJU
-
SYD
29h 10m
2 stops
$2,486American Airlines
Thu, 28 May - Mon, 1 Jun
American Airlines Logo
12:00 - 04:25
SYD
-
SJU
30h 25m
1 stop
American Airlines Logo
00:44 - 06:55
SJU
-
SYD
40h 11m
1 stop
$2,498American Airlines
Thu, 28 May - Sun, 31 May
American Airlines Logo
09:10 - 23:39
SYD
-
SJU
28h 29m
2 stops
American Airlines Logo
05:30 - 07:05
SJU
-
SYD
35h 35m
2 stops
$2,580American Airlines
Thu, 28 May - Mon, 1 Jun
American Airlines Logo
09:10 - 14:49
SYD
-
SJU
43h 39m
2 stops
American Airlines Logo
11:55 - 07:05
SJU
-
SYD
29h 10m
2 stops
$2,606American Airlines
Thu, 28 May - Mon, 1 Jun
American Airlines Logo
09:10 - 14:49
SYD
-
SJU
43h 39m
2 stops
American Airlines Logo
11:55 - 07:05
SJU
-
SYD
29h 10m
2 stops
$2,610American Airlines
Thu, 28 May - Mon, 1 Jun
Multiple Airlines Logo
17:50 - 04:32
SYD
-
SJU
24h 42m
2 stops
Multiple Airlines Logo
10:03 - 08:40
SJU
-
SYD
32h 37m
3 stops
$3,159Multiple Airlines
Fri, 17 Apr - Fri, 24 Apr

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 8 March 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 17/4

09:10-21:24

2 stops26h 14m

San Juan Luis Munoz Marin Intl

Fri 24/4

11:43-07:05

2 stops29h 22m

$1,638
Fastest return journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 17/4

12:00-23:02

1 stop25h 02m

San Juan Luis Munoz Marin Intl

Fri 24/4

13:31-07:05

2 stops27h 34m

$1,648

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

09:15-20:30

2 stops25h 15m

San Juan Luis Munoz Marin Intl

Mon 1/6

06:15-06:50

2 stops34h 35m

$2,214

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 17/4

12:00-04:32

1 stop30h 32m

San Juan Luis Munoz Marin Intl

Fri 24/4

06:45-06:55

1 stop34h 10m

$2,356

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

12:00-04:25

1 stop30h 25m

San Juan Luis Munoz Marin Intl

Mon 1/6

11:55-07:05

2 stops29h 10m

$2,486

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

12:00-04:25

1 stop30h 25m

San Juan Luis Munoz Marin Intl

Sun 31/5

00:44-06:55

1 stop40h 11m

$2,498

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

09:10-23:39

2 stops28h 29m

San Juan Luis Munoz Marin Intl

Mon 1/6

05:30-07:05

2 stops35h 35m

$2,580

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

09:10-14:49

2 stops43h 39m

San Juan Luis Munoz Marin Intl

Mon 1/6

11:55-07:05

2 stops29h 10m

$2,606

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Thu 28/5

09:10-14:49

2 stops43h 39m

San Juan Luis Munoz Marin Intl

Mon 1/6

11:55-07:05

2 stops29h 10m

$2,610

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Fri 17/4

17:50-04:32

2 stops24h 42m

San Juan Luis Munoz Marin Intl

Fri 24/4

10:03-08:40

3 stops32h 37m

$3,159

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

$7,027

Best Round-Trip Price

$1,638

Fastest flight time

42h 00m
The best one-way flight price to Puerto Rico from Australia in the last 72 hours is $7,027 (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
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The best round-trip flight price to Puerto Rico from Australia in the last 72 hours is $1,638 (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to Puerto Rico from Australia takes 42h 00m (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:
$177 per person with JetBlue
$1,187 per person with United Airlines
$2,638 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, 93% 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 23h 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 March 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.

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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 $2,678