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$709+ Cheap flights from Costa Rica to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SYD
ago. 18 — ago. 251
lun. 8/18
lun. 8/25
1 adult, Economy
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Cheap flight deals from Costa Rica to Australia

Keep the following information in mind while searching for Costa Rica to Australia flight deals. Data was last updated agosto 13, 2025.

Round-trip from

$1,215
(Trip.com)

One-way from

$709
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,909
From Costa Rica to Australia
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One-way flight from Costa Rica to Australia
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Highest demand for flights based on searches. 17% potential increase in price ($482 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($95 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Costa Rica to Australia

Cheapest flights from Costa Rica to Australia
Explore the most affordable flight options available from Costa Rica to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 13, 2025.

This Trip.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/262:37 pmSJO - MEL
3 stops29h 28mMultiple Airlines
vie. 10/31:30 pmMEL - SJO
3 stops33h 58mMultiple Airlines
Deal found 8/11$1,215
This Trip.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/252:37 pmSJO - SYD
3 stops29h 38mMultiple Airlines
jue. 10/21:15 pmSYD - SJO
3 stops34h 13mMultiple Airlines
Deal found 8/11$1,271
This Trip.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/152:37 pmSJO - SYD
3 stops29h 08mMultiple Airlines
sáb. 9/201:45 pmSYD - SJO
3 stops33h 43mMultiple Airlines
Deal found 8/12$1,350
This Trip.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/182:37 pmSJO - SYD
3 stops29h 08mMultiple Airlines
lun. 8/251:15 pmSYD - SJO
3 stops34h 13mMultiple Airlines
Deal found 8/11$1,447
This Trip.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/216:10 amSJO - MEL
2 stops31h 35mMultiple Airlines
jue. 11/612:00 pmMEL - SJO
2 stops28h 15mMultiple Airlines
Deal found 8/12$1,473
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/196:10 amSJO - SYD
3 stops40h 30mMultiple Airlines
jue. 8/285:45 pmSYD - SJO
1 stop41h 19mMultiple Airlines
Deal found 8/10$1,537
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/145:05 amSJO - SYD
2 stops34h 25mMultiple Airlines
sáb. 8/165:45 pmSYD - SJO
1 stop21h 45mMultiple Airlines
Deal found 8/10$1,805
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/1412:50 amSJO - SYD
1 stop38h 40mMultiple Airlines
dom. 8/175:45 pmSYD - SJO
2 stops33h 30mMultiple Airlines
Deal found 8/11$1,869
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/18:37 amSJO - MEL
1 stop31h 38mUnited Airlines
vie. 9/129:30 amMEL - SJO
2 stops37h 45mUnited Airlines
Deal found 8/11$1,902
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/201:30 pmSJO - SYD
2 stops25h 30mUnited Airlines
vie. 10/3110:20 amSYD - SJO
2 stops26h 19mUnited Airlines
Deal found 8/12$1,909
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/78:37 amSJO - MEL
1 stop31h 38mUnited Airlines
dom. 9/1410:55 amMEL - SJO
2 stops41h 31mUnited Airlines
Deal found 8/11$1,911
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/98:37 amSJO - SYD
1 stop30h 18mUnited Airlines
mar. 9/169:30 amSYD - SJO
2 stops37h 45mUnited Airlines
Deal found 8/11$1,918

Cheapflights Fare Finder

 
Customize your flight search to find flights from Costa Rica to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 13, 2025.
Use the filters below to find and compare flights from Costa Rica to Australia that are best for you.

Fly from

Costa Rica

Fly to

Australia

Route

Depart

Return

Price

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

vie. 9/26

2:37 pm-12:05 pm

3 stops29h 28m

Melbourne

vie. 10/3

1:30 pm-7:28 am

3 stops33h 58m

$1,215

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

jue. 9/25

2:37 pm-12:15 pm

3 stops29h 38m

Sydney Kingsford Smith

jue. 10/2

1:15 pm-7:28 am

3 stops34h 13m

$1,271

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

lun. 9/15

2:37 pm-11:45 am

3 stops29h 08m

Sydney Kingsford Smith

sáb. 9/20

1:45 pm-7:28 am

3 stops33h 43m

$1,350

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

lun. 9/8

8:37 am-8:15 am

1 stop31h 38m

Melbourne

lun. 9/15

10:55 am-12:26 pm

2 stops41h 31m

$1,902

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

vie. 9/26

8:37 am-8:15 am

1 stop31h 38m

Melbourne

vie. 10/3

10:55 am-7:15 am

1 stop36h 20m

$1,902

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

lun. 9/1

8:37 am-8:15 am

1 stop31h 38m

Melbourne

vie. 9/12

9:30 am-7:15 am

2 stops37h 45m

$1,902

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

jue. 9/11

8:37 am-8:15 am

1 stop31h 38m

Melbourne

jue. 9/18

10:55 am-12:26 pm

2 stops41h 31m

$1,902

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

lun. 9/1

8:37 am-7:30 am

2 stops30h 53m

Melbourne

dom. 3/1

11:30 am-8:15 am

2 stops37h 45m

$1,902

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

mar. 9/9

8:37 am-6:55 am

1 stop30h 18m

Sydney Kingsford Smith

mar. 9/16

10:20 am-11:38 am

2 stops41h 18m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

mié. 11/12

2:20 pm-9:05 am

2 stops25h 45m

Sydney Kingsford Smith

sáb. 11/15

11:20 am-10:00 pm

2 stops27h 40m

$1,909

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 17 results
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Best time to book a flight from Costa Rica to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Costa Rica with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Costa Rica to Australia

What is the cheapest month to book a flight from Costa Rica to Australia?

Currently, February is the cheapest month in which you can book a flight from Costa Rica to Australia (average of $1,031). Flying from Costa Rica to Australia in December is currently the most expensive (average of $1,619). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CR to AU?

Find hourly flight availability from Costa Rica to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 13, 2025.

When flying from Costa Rica to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated agosto 13, 2025.
See what other customers who have flown with United Airlines from Costa Rica to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,920 reviews

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Jonathan,Jun 2024

FSD - ORD

More comfort and free, fast Wi-Fi would always be appreciated.
United Airlines
7.4
Good
8,920 reviews
United Airlines
7.4
Good
8,920 reviews

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Jonathan,Jun 2024

FSD - ORD

More comfort and free, fast Wi-Fi would always be appreciated.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Costa Rica to Australia that include hotel bookings?

    Yes. In addition to deals on Costa Rica to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Costa Rica to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Costa Rica to Australia.

  • Can I find deals for business class flights from Costa Rica to Australia?

    Yes. Cheapflights offers flight deals from Costa Rica to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Costa Rica to Australia?

    Currently, February is the cheapest month in which you can book a flight from Costa Rica to Australia (average of $1,031). Flying from Costa Rica to Australia in December is currently the most expensive (average of $1,619). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Costa Rica to Australia

See prices for flight routes from nearby airports that may be better suited for you.
San José to Sydney flights

Top airline flying from Costa Rica to Australia

Discover the top airline that operate flights from Costa Rica to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,887Average$2,100FlexibilityNo cancel feeOn-time69%

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