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Look for other cheap flights to Puerto Rico

$1,952 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 28/5. 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
28 May
SYD
43h 11m
2 stops
SJU
3 June
SJU
49h 26m
2 stops
SYD
$1,952
Delta
6 May
SYD
28h 00m
2 stops
SJU
13 May
SJU
33h 20m
2 stops
SYD
$2,146
United Airlines
18 July
SYD
33h 09m
2 stops
SJU
3 Aug
SJU
38h 55m
2 stops
SYD
$2,605
United Airlines
18 July
SYD
25h 04m
2 stops
SJU
3 Aug
SJU
39h 55m
2 stops
SYD
$2,624
American Airlines
18 July
SYD
30h 39m
1 stop
SJU
4 Aug
SJU
29h 11m
2 stops
SYD
$2,835
American Airlines
18 July
SYD
25h 40m
1 stop
SJU
4 Aug
SJU
30h 30m
2 stops
SYD
$2,850
Multiple Airlines
18 July
SYD
31h 26m
3 stops
SJU
4 Aug
SJU
28h 31m
2 stops
SYD
$2,931
American Airlines
18 July
SYD
25h 40m
1 stop
SJU
4 Aug
SJU
35h 10m
1 stop
SYD
$2,986
Multiple Airlines
18 July
SYD
31h 23m
3 stops
SJU
4 Aug
SJU
29h 11m
2 stops
SYD
$3,006
United Airlines
3 May
SYD
40h 34m
2 stops
SJU
6 May
SJU
27h 20m
2 stops
SYD
$3,050
United Airlines
3 May
SYD
25h 54m
2 stops
SJU
6 May
SJU
33h 35m
2 stops
SYD
$3,056
United Airlines
3 May
SYD
25h 04m
2 stops
SJU
6 May
SJU
33h 55m
2 stops
SYD
$3,067

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
17:50 - 23:01
SYD
-
SJU
43h 11m
2 stops
American Airlines Logo
15:39 - 07:05
SJU
-
SYD
49h 26m
2 stops
$1,952American Airlines
Thu, 28 May - Wed, 3 Jun
Delta Logo
09:15 - 23:15
SYD
-
SJU
28h 00m
2 stops
Delta Logo
07:30 - 06:50
SJU
-
SYD
33h 20m
2 stops
$2,146Delta
Wed, 6 May - Wed, 13 May
United Airlines Logo
10:20 - 05:29
SYD
-
SJU
33h 09m
2 stops
United Airlines Logo
02:05 - 07:00
SJU
-
SYD
38h 55m
2 stops
$2,605United Airlines
Sat, 18 Jul - Mon, 3 Aug
United Airlines Logo
10:20 - 21:24
SYD
-
SJU
25h 04m
2 stops
United Airlines Logo
01:00 - 06:55
SJU
-
SYD
39h 55m
2 stops
$2,624United Airlines
Sat, 18 Jul - Mon, 3 Aug
American Airlines Logo
12:00 - 04:39
SYD
-
SJU
30h 39m
1 stop
American Airlines Logo
11:54 - 07:05
SJU
-
SYD
29h 11m
2 stops
$2,835American Airlines
Sat, 18 Jul - Tue, 4 Aug
American Airlines Logo
12:00 - 23:40
SYD
-
SJU
25h 40m
1 stop
American Airlines Logo
10:35 - 07:05
SJU
-
SYD
30h 30m
2 stops
$2,850American Airlines
Sat, 18 Jul - Tue, 4 Aug
Multiple Airlines Logo
06:25 - 23:51
SYD
-
SJU
31h 26m
3 stops
Multiple Airlines Logo
11:54 - 06:25
SJU
-
SYD
28h 31m
2 stops
$2,931Multiple Airlines
Sat, 18 Jul - Tue, 4 Aug
American Airlines Logo
12:00 - 23:40
SYD
-
SJU
25h 40m
1 stop
American Airlines Logo
05:45 - 06:55
SJU
-
SYD
35h 10m
1 stop
$2,986American Airlines
Sat, 18 Jul - Tue, 4 Aug
Multiple Airlines Logo
06:25 - 23:48
SYD
-
SJU
31h 23m
3 stops
Multiple Airlines Logo
11:54 - 07:05
SJU
-
SYD
29h 11m
2 stops
$3,006Multiple Airlines
Sat, 18 Jul - Tue, 4 Aug
United Airlines Logo
09:30 - 12:04
SYD
-
SJU
40h 34m
2 stops
United Airlines Logo
13:40 - 07:00
SJU
-
SYD
27h 20m
2 stops
$3,050United Airlines
Sun, 3 May - Wed, 6 May

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 30 April 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

Thu 28/5

17:50-23:01

2 stops43h 11m

San Juan Luis Munoz Marin Intl

Wed 3/6

15:39-07:05

2 stops49h 26m

$1,952

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Wed 6/5

09:15-23:15

2 stops28h 00m

San Juan Luis Munoz Marin Intl

Wed 13/5

07:30-06:50

2 stops33h 20m

$2,146

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 18/7

10:20-05:29

2 stops33h 09m

San Juan Luis Munoz Marin Intl

Mon 3/8

02:05-07:00

2 stops38h 55m

$2,605

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 18/7

10:20-21:24

2 stops25h 04m

San Juan Luis Munoz Marin Intl

Mon 3/8

01:00-06:55

2 stops39h 55m

$2,624

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 18/7

12:00-04:39

1 stop30h 39m

San Juan Luis Munoz Marin Intl

Tue 4/8

11:54-07:05

2 stops29h 11m

$2,835
Fastest return journey

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 18/7

12:00-23:40

1 stop25h 40m

San Juan Luis Munoz Marin Intl

Tue 4/8

10:35-07:05

2 stops30h 30m

$2,850

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 18/7

06:25-23:51

3 stops31h 26m

San Juan Luis Munoz Marin Intl

Tue 4/8

11:54-06:25

2 stops28h 31m

$2,931

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 18/7

12:00-23:40

1 stop25h 40m

San Juan Luis Munoz Marin Intl

Tue 4/8

05:45-06:55

1 stop35h 10m

$2,986

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sat 18/7

06:25-23:48

3 stops31h 23m

San Juan Luis Munoz Marin Intl

Tue 4/8

11:54-07:05

2 stops29h 11m

$3,006

SydneySan Juan

SYD - SJU

SYDSJU

Sydney Kingsford Smith

Sun 3/5

09:30-12:04

2 stops40h 34m

San Juan Luis Munoz Marin Intl

Wed 6/5

13:40-07:00

2 stops27h 20m

$3,050

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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

$1,027

Best Round-Trip Price

$1,952

Fastest flight time

26h 49m
The best one-way flight price to Puerto Rico from Australia in the last 72 hours is $1,027 (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 $1,952 (Sydney Kingsford Smith to San Juan Luis Munoz Marin Intl).
Search Deals
The fastest flight to Puerto Rico from Australia takes 26h 49m (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:
$144 per person with Spirit Airlines
$174 per person with JetBlue
$1,169 per person with United Airlines

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 04m 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 April 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 $2,233