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$801+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SYD
nov 28 — dez 51
sex 11/28
sex 12/5
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 outubro 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
seg 12/12:43 pmSJO - SYD
2 stops47h 42mMultiple Airlines
seg 12/85:45 pmSYD - SJO
1 stop23h 03mMultiple Airlines
Deal found 10/27$1,496
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
sex 10/3112:55 amSJO - SYD
1 stop37h 30mMultiple Airlines
seg 11/311:40 amSYD - SJO
2 stops53h 58mMultiple Airlines
Deal found 10/28$1,702
This Trip.com deal was found by Cheapflights users on 10/27. 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.
sex 10/312:37 pmSJO - SYD
2 stops25h 23mMultiple Airlines
dom 11/25:45 pmSYD - SJO
2 stops30h 34mMultiple Airlines
Deal found 10/27$1,743
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/139:40 amSJO - MEL
2 stops55h 55mUnited Airlines
sáb 12/2011:30 amMEL - SJO
2 stops50h 09mUnited Airlines
Deal found 10/29$1,929
This United Airlines deal was found by Cheapflights users on 10/27. 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.
qui 12/118:45 amSJO - MEL
2 stops31h 45mUnited Airlines
qui 12/181:00 pmMEL - SJO
2 stops26h 32mUnited Airlines
Deal found 10/27$2,206
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/18:40 amSJO - MEL
1 stop31h 20mUnited Airlines
sáb 11/221:00 pmMEL - SJO
2 stops41h 15mUnited Airlines
Deal found 10/28$2,519
This KLM deal was found by Cheapflights users on 10/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 11/16:50 pmSJO - MEL
2 stops46h 25mKLM
sáb 11/2210:00 amMEL - SJO
3 stops49h 25mKLM
Deal found 10/28$3,111
This Air Canada deal was found by Cheapflights users on 10/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 11/17:35 amSJO - MEL
3 stops35h 50mMultiple Airlines
sáb 11/227:25 amMEL - SJO
3 stops32h 30mMultiple Airlines
Deal found 10/28$6,537

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 outubro 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,496
(Kiwi.com)

One-way from

$801
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$2,496
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
Search Deals
One-way flight from Costa Rica to Australia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($440 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($82 potential savings vs. average RT price).
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Average for round-trip flights in October 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 outubro 29, 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

seg 12/1

9:35 am-12:30 pm

3 stops33h 55m

Sydney Kingsford Smith

seg 12/8

2:00 pm-7:17 am

3 stops34h 17m

$1,762

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

dom 3/29

8:45 am-7:55 am

1 stop30h 10m

Sydney Kingsford Smith

ter 4/7

10:20 am-7:37 pm

2 stops25h 17m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

dom 11/9

7:30 am-9:15 am

2 stops32h 45m

Sydney Kingsford Smith

dom 11/16

11:50 am-8:39 pm

1 stop25h 49m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

ter 3/31

1:30 pm-8:00 am

2 stops25h 30m

Sydney Kingsford Smith

ter 4/7

10:20 am-10:11 am

2 stops39h 51m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

dom 3/29

8:45 am-7:55 am

1 stop30h 10m

Sydney Kingsford Smith

seg 4/6

10:20 am-7:15 am

1 stop36h 55m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

sáb 2/7

7:30 am-7:00 am

2 stops30h 30m

Sydney Kingsford Smith

sáb 2/21

11:50 am-6:16 pm

1 stop23h 26m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

seg 3/30

11:13 am-7:55 am

2 stops27h 42m

Sydney Kingsford Smith

seg 4/6

10:20 am-10:11 am

2 stops39h 51m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

qua 11/12

12:35 pm-7:00 am

1 stop25h 25m

Sydney Kingsford Smith

sáb 11/15

11:20 am-6:25 am

1 stop36h 05m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

seg 3/30

1:30 pm-8:00 am

2 stops25h 30m

Sydney Kingsford Smith

ter 4/7

9:30 am-10:11 am

2 stops40h 41m

$1,909

San JoséSydney

SJO - SYD

SJOSYD

San José Juan Santamaria Intl

qui 3/26

7:45 am-7:00 am

1 stop30h 15m

Sydney Kingsford Smith

seg 4/6

10:20 am-7:15 am

1 stop36h 55m

$1,909

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 25 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 $1,838). 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 outubro 29, 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 outubro 29, 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
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

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
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

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.

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

    Departing from Costa Rica to Australia will take you 30h 10m. There are 8570 mi between Costa Rica and Australia.

  • What are the cheapest airlines to fly from Costa Rica to Australia one-way?

    The cheapest airlines for a one-way flight from Costa Rica to Australia are Air Canada ($1,420), Qatar Airways ($1,644), and United Airlines ($2,340).

  • 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 $1,838). 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 outubro 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,887Average$2,061FlexibilityNo cancel feeOn-time69%

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