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$714+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SYD
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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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 November 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
Wed 11/121:55 amSJO - SYD
1 stop36h 30mMultiple Airlines
Sat 11/155:45 pmSYD - SJO
1 stop23h 53mMultiple Airlines
Deal found 11/9$1,580
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
Thu 11/131:55 amSJO - SYD
1 stop36h 30mMultiple Airlines
Sun 11/165:45 pmSYD - SJO
1 stop23h 53mMultiple Airlines
Deal found 11/10$1,585
This Trip.com deal was found by Cheapflights users on 11/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:00 amSJO - SYD
2 stops34h 00mMultiple Airlines
Sat 1/175:45 pmSYD - SJO
2 stops31h 55mMultiple Airlines
Deal found 11/10$1,655
This United Airlines deal was found by Cheapflights users on 11/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:20 pmSJO - SYD
1 stop23h 40mUnited Airlines
Sat 1/1711:20 amSYD - SJO
1 stop36h 05mUnited Airlines
Deal found 11/10$1,909
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Sat 12/276:40 amSJO - MEL
1 stop33h 50mUnited Airlines
Sat 1/31:00 pmMEL - SJO
1 stop36h 32mUnited Airlines
Deal found 11/11$3,260

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 November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,261
(Mytrip)

One-way from

$714
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$2,110
Provider with most accurate pricing for San José Juan Santamaria Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Sydney Kingsford Smith flights.
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From Costa Rica to Australia
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One-way flight from Costa Rica to Australia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($410 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($61 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 12, 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 JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Mon 2/9

2:39 pm-12:35 pm

3 stops28h 56m

Sydney Kingsford Smith

Wed 2/18

2:00 pm-7:17 am

3 stops34h 17m

$1,261

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Sun 3/1

1:27 am-10:45 am

2 stops40h 18m

Sydney Kingsford Smith

Mon 3/16

5:45 pm-12:08 am

1 stop23h 23m

$1,723

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Tue 12/9

2:39 pm-12:35 pm

3 stops28h 56m

Sydney Kingsford Smith

Sat 1/17

5:30 pm-12:22 pm

3 stops35h 52m

$1,768

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

Fri 2/27

9:40 am-9:30 am

2 stops30h 50m

Melbourne

Fri 5/29

10:55 am-5:30 am

2 stops34h 35m

$1,902

San JoséMelbourne

SJO - MEL

SJOMEL

San José Juan Santamaria Intl

Thu 4/23

7:55 am-8:15 am

2 stops32h 20m

Melbourne

Thu 4/30

10:55 am-7:37 pm

2 stops48h 42m

$1,902

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Tue 12/9

8:45 am-7:00 am

1 stop29h 15m

Sydney Kingsford Smith

Tue 12/16

11:50 am-8:39 pm

1 stop25h 49m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Sun 5/10

8:45 am-6:55 am

1 stop30h 10m

Sydney Kingsford Smith

Sun 5/17

10:20 am-7:15 am

1 stop36h 55m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Tue 12/9

2:20 pm-7:00 am

1 stop23h 40m

Sydney Kingsford Smith

Sat 1/17

11:20 am-6:25 am

1 stop36h 05m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Tue 2/24

2:20 pm-7:00 am

1 stop23h 40m

Sydney Kingsford Smith

Sun 3/15

11:50 am-9:32 pm

1 stop26h 42m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

Tue 2/3

6:30 am-7:00 am

1 stop31h 30m

Sydney Kingsford Smith

Tue 2/17

11:50 am-6:16 pm

1 stop23h 26m

$1,909

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 23 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, June is the cheapest month in which you can book a flight from Costa Rica to Australia (average of $1,799). Flying from Costa Rica to Australia in July is currently the most expensive (average of $1,954). 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 November 12, 2025.

One of the essential ways to save on airfare from Costa Rica to Australia is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 65% on airfare.

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 November 12, 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
9,015 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

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
9,015 reviews
United Airlines
7.4
Good
9,015 reviews

Boarding

7.7

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

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.

  • How long is the flight from Costa Rica to Australia?

    Departing from Costa Rica to Australia will take you 30h 50m. There are 8844 mi between Costa Rica and Australia.

  • 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, June is the cheapest month in which you can book a flight from Costa Rica to Australia (average of $1,799). Flying from Costa Rica to Australia in July is currently the most expensive (average of $1,954). 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

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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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,887Average$2,060FlexibilityNo cancel feeOn-time69%

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