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Cheap flights from Australia to Costa Rica from $1,137

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SJO
7 Aug — 14 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Costa Rica

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Costa Rica
Explore the most affordable flight options available from Australia to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2026.

Thu 6/813:15
SYD
-
SJO
2 stops26h 31m
Multiple Airlines
Wed 12/801:06
SJO
-
SYD
2 stops42h 44m
Multiple Airlines
Deal found 6/7$1,909
Sun 1/1114:00
SYD
-
SJO
2 stops26h 08m
Multiple Airlines
Sat 5/1201:46
SJO
-
SYD
2 stops41h 49m
Multiple Airlines
Deal found 4/7$1,962
Wed 5/806:05
SYD
-
SJO
2 stops33h 41m
Multiple Airlines
Fri 14/801:06
SJO
-
SYD
2 stops53h 19m
Multiple Airlines
Deal found 5/7$1,964
Thu 6/813:30
MEL
-
SJO
2 stops26h 16m
Multiple Airlines
Wed 12/801:06
SJO
-
MEL
2 stops42h 54m
Multiple Airlines
Deal found 6/7$2,014
Sat 3/1009:10
SYD
-
SJO
2 stops44h 47m
British Airways
Sat 17/1015:01
SJO
-
SYD
2 stops47h 29m
British Airways
Deal found 7/7$2,041
Wed 19/811:35
BNE
-
SJO
3 stops36h 44m
Multiple Airlines
Wed 26/804:08
SJO
-
BNE
3 stops38h 27m
Multiple Airlines
Deal found 5/7$2,057
Sat 24/1010:10
SYD
-
SJO
2 stops42h 50m
American Airlines
Wed 28/1013:00
SJO
-
SYD
2 stops27h 00m
American Airlines
Deal found 6/7$2,070
Mon 28/1211:20
SYD
-
SJO
2 stops28h 25m
American Airlines
Thu 14/113:34
SJO
-
SYD
2 stops50h 26m
American Airlines
Deal found 6/7$2,113
Thu 8/1010:10
SYD
-
SJO
2 stops26h 55m
American Airlines
Tue 17/1107:00
SJO
-
SYD
2 stops33h 00m
American Airlines
Deal found 4/7$2,123
Wed 30/1211:20
SYD
-
SJO
2 stops44h 09m
American Airlines
Sun 17/106:38
SJO
-
SYD
2 stops35h 17m
American Airlines
Deal found 7/7$2,152
Sat 24/1014:35
MEL
-
SJO
2 stops62h 25m
American Airlines
Wed 28/1013:00
SJO
-
MEL
2 stops29h 40m
American Airlines
Deal found 6/7$2,278
Sat 5/1209:40
BNE
-
SJO
1 stop44h 26m
American Airlines
Mon 4/100:34
SJO
-
BNE
1 stop37h 56m
American Airlines
Deal found 6/7$2,368

Find flight deals from Australia to Costa Rica

Keep the following information in mind while searching for Australia to Costa Rica flight deals. Data was last updated 8 July 2026.

Round-trip from

$1,909

One-way from

$1,137

Popular in

April

Cheapest in

October

Average price

$2,354
6/8-12/8
  • 6/8-12/8
  • 4 total stops
  • 69h 15m total
  • Australia to Costa Rica
Search Deals
10/9
  • 10/9
  • 2 total stops
  • 38h 05m total
  • Australia to Costa Rica
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($91 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to Costa Rica 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 647,157 searches. Data last updated 8 July 2026.
Use the filters below to find and compare flights from Australia to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneSan José

MEL - SJO

MELSJO

Melbourne

Sat 24/10

14:35-12:00

2 stops62h 25m

San José Juan Santamaria Intl

Wed 28/10

13:00-11:40

2 stops29h 40m

$2,278

BrisbaneSan José

BNE - SJO

BNESJO

Brisbane

Sun 3/1

09:40-14:29

1 stop44h 49m

San José Juan Santamaria Intl

Sat 23/1

14:54-06:30

1 stop23h 36m

$2,291

BrisbaneSan José

BNE - SJO

BNESJO

Brisbane

Mon 4/1

09:40-14:29

1 stop44h 49m

San José Juan Santamaria Intl

Sat 16/1

06:38-06:30

1 stop31h 52m

$2,694

MelbourneLiberia

MEL - LIR

MELLIR

Melbourne

Fri 27/11

06:00-12:30

2 stops47h 30m

Liberia

Fri 8/1

15:10-15:50

2 stops31h 40m

$2,723

MelbourneLiberia

MEL - LIR

MELLIR

Melbourne

Mon 30/11

06:00-14:45

2 stops25h 45m

Liberia

Mon 14/12

15:10-11:40

2 stops27h 30m

$2,723

MelbourneLiberia

MEL - LIR

MELLIR

Melbourne

Mon 30/11

06:00-14:45

2 stops25h 45m

Liberia

Mon 14/12

15:10-17:15

2 stops33h 05m

$2,734

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Sun 1/11

09:15-13:22

1 stop21h 07m

San José Juan Santamaria Intl

Sun 6/12

09:40-09:05

2 stops30h 25m

$2,789

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Thu 8/10

10:30-07:15

2 stops37h 45m

San José Juan Santamaria Intl

Tue 17/11

14:25-07:00

1 stop23h 35m

$2,789

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Fri 9/10

10:30-19:37

2 stops26h 07m

San José Juan Santamaria Intl

Tue 10/11

09:40-09:20

1 stop30h 40m

$2,789

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Sat 3/10

10:20-07:15

1 stop36h 55m

San José Juan Santamaria Intl

Sat 17/10

08:45-07:55

1 stop30h 10m

$2,792

Flights are sorted by cheapest return flights first.

Deals found on 4/7

Showing 1-10 of 36 resultsSorted by cheapest first
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Best time to book a flight from Australia to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Australia with our price prediction graph.
Estimated return 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 Australia to Costa Rica

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

Currently, March is the cheapest month in which you can book a flight from Australia to Costa Rica (average of $1,775). Flying from Australia to Costa Rica in December is currently the most expensive (average of $2,664). 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.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated 8 July 2026.
Read through reviews of airlines operating flights from Australia to Costa Rica, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,948 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Eddie,Sept 2023

EWR - DBV

Flight was really enjoyable. Nice dinner and breakfast. Good selection of movies and other programs. Most importantly, departure and arrival were on time.
United Airlines
7.4
Good
9,948 reviews
United Airlines
7.4
Good
9,948 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Eddie,Sept 2023

EWR - DBV

Flight was really enjoyable. Nice dinner and breakfast. Good selection of movies and other programs. Most importantly, departure and arrival were on time.
American Airlines
7.1
Good
11,783 reviews
United Airlines
7.4
Good
9,948 reviews
Check prices

Food

6.7

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Eddie,Sept 2023

EWR - DBV

Flight was really enjoyable. Nice dinner and breakfast. Good selection of movies and other programs. Most importantly, departure and arrival were on time.

Related info for your journey

Find useful and relevant information for your journey from Australia to Costa Rica. 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 Australia to Costa Rica?

    A quick flight from Australia to Costa Rica can take about 21h 07m. American Airlines provides one of the quickest options available for as low as $2,789. Airlines will cover a distance of 13792 km. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Australia to Costa Rica 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 Australia to Costa Rica?

    Currently, March is the cheapest month in which you can book a flight from Australia to Costa Rica (average of $1,775). Flying from Australia to Costa Rica in December is currently the most expensive (average of $2,664). 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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Top 2 airlines flying from Australia to Costa Rica

Discover the top 2 airlines that operate flights from Australia to Costa Rica. 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 647,157 searches. Data last updated 8 July 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,946Average$2,199FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$2,635Average$2,717FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Australia to Costa Rica?

Deals for Australia to Costa Rica flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Australia to Costa Rica?

Cheapflights helps you find that perfect flight to Costa Rica from Australia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Australia to Costa Rica with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Australia to Costa Rica flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Australia to Costa Rica become cheaper?

Of course! You can now track prices for flights from Australia to Costa Rica and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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