Find flights
When to book
FAQs & Tips
Deals

Find cheap flights from Puerto Rico to Australia from $1,436

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Puerto Rico to Australia departing on 15/5. 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.
1 adult
Fri 31/5
Fri 7/6

Search hundreds of travel sites at once for deals on flights to Australia

In the last 7 days, travellers have searched 43,740,974 times on KAYAK, and here's why:

Save 19% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Good to know

Low season

January

High season

May
Best time to beat the crowds but there is an average 15% increase in price.
Most popular time to fly and prices are also 15% lower on average.

FAQs for booking flights from Puerto Rico to Australia

  • How does KAYAK find such low prices on flights from Puerto Rico to Australia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Puerto Rico to Australia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Puerto Rico to Australia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Australia from Puerto Rico is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Puerto Rico to Australia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Australia with an airline and back to Puerto Rico with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Puerto Rico to Australia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Australia from Puerto Rico up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Puerto Rico to Australia

Recent return flight deals

13/5Mon
3 stops
44h 15mSJU-SYD
18/5Sat
3 stops
41h 00mSYD-SJU
$1,721
14/5Tue
3 stops
48h 57mSJU-SYD
18/5Sat
2 stops
55h 45mSYD-SJU
$3,219
14/5Tue
2 stopsAir New Zealand
35h 45mSJU-SYD
18/5Sat
2 stopsAir New Zealand
64h 28mSYD-SJU
$3,990
7/5Tue
2 stopsAmerican Airlines
33h 05mSJU-SYD
13/5Mon
2 stopsAmerican Airlines
25h 00mSYD-SJU
$4,094
6/5Mon
2 stopsUnited Airlines
39h 50mSJU-SYD
13/5Mon
2 stopsUnited Airlines
28h 27mSYD-SJU
$4,099
13/5Mon
2 stopsAmerican Airlines
40h 20mSJU-SYD
18/5Sat
2 stopsAmerican Airlines
25h 00mSYD-SJU
$4,174
28/7Sun
2 stopsUnited Airlines
33h 15mSJU-SYD
3/8Sat
2 stopsUnited Airlines
25h 54mSYD-SJU
$4,177
6/5Mon
3 stopsAir Canada
40h 15mSJU-SYD
13/5Mon
2 stopsAir Canada
41h 09mSYD-SJU
$4,331
12/7Fri
2 stopsAir New Zealand
29h 40mSJU-SYD
14/7Sun
2 stopsAir New Zealand
64h 28mSYD-SJU
$4,436
6/5Mon
3 stopsAir Canada
40h 15mSJU-SYD
13/5Mon
3 stopsAir Canada
40h 41mSYD-SJU
$6,722

Search by stops

Search by airline

Search by price

Recent one-way flight deals

15/5Wed
3 stops
56h 30mSJU-SYD
$1,436
15/5Wed
2 stopsAmerican Airlines
27h 30mSJU-SYD
$2,139
14/5Tue
2 stopsUnited Airlines
39h 50mSJU-SYD
$2,142
15/5Wed
1 stop
45h 50mSJU-SYD
$2,523
14/5Tue
3 stops
39h 16mSJU-SYD
$2,803
14/5Tue
1 stopAmerican Airlines
39h 30mSJU-SYD
$3,317
15/5Wed
3 stops
57h 40mSJU-SYD
$6,103
15/5Wed
2 stops
57h 50mSJU-SYD
$7,821
14/5Tue
2 stopsAir Canada
40h 15mSJU-SYD
$8,557
14/5Tue
3 stopsAir Canada
40h 15mSJU-SYD
$25,083

Search by stops

Search by airline

Search by price

Flights to Australia

Return flight deals:

Australia - Puerto Rico

Cabin classes: