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Cheap flights from Australia to Costa Rica from $631

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SJO
14 Mar — 21 Mar1
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 12 February 2026.

Sun 10/513:30
MEL
-
SJO
2 stops26h 15m
Multiple Airlines
Tue 26/500:53
SJO
-
MEL
2 stops43h 12m
Multiple Airlines
Deal found 9/2$1,473
Sun 26/413:30
MEL
-
SJO
2 stops26h 15m
Multiple Airlines
Tue 12/500:53
SJO
-
MEL
2 stops43h 12m
Multiple Airlines
Deal found 9/2$1,475
Sun 10/513:30
MEL
-
SJO
2 stops26h 15m
Multiple Airlines
Sat 23/500:53
SJO
-
MEL
2 stops43h 32m
Multiple Airlines
Deal found 9/2$1,558
Sun 3/513:30
MEL
-
SJO
2 stops26h 15m
Multiple Airlines
Mon 18/500:53
SJO
-
MEL
2 stops43h 07m
Multiple Airlines
Deal found 9/2$1,617
Sun 10/513:15
SYD
-
SJO
2 stops26h 30m
Multiple Airlines
Thu 18/601:11
SJO
-
SYD
2 stops42h 39m
Multiple Airlines
Deal found 11/2$1,813
Thu 19/213:55
MEL
-
LIR
2 stops33h 50m
Multiple Airlines
Mon 2/319:08
LIR
-
MEL
2 stops48h 17m
Multiple Airlines
Deal found 10/2$1,825
Mon 9/311:50
BNE
-
SJO
2 stops28h 18m
Multiple Airlines
Mon 23/301:03
SJO
-
BNE
2 stops41h 32m
Multiple Airlines
Deal found 11/2$1,884
Tue 5/513:15
SYD
-
SJO
2 stops26h 30m
Multiple Airlines
Thu 4/605:45
SJO
-
SYD
2 stops33h 45m
Multiple Airlines
Deal found 9/2$1,903
Fri 20/313:05
SYD
-
SJO
1 stop25h 38m
Multiple Airlines
Mon 6/414:20
SJO
-
SYD
1 stop24h 35m
Multiple Airlines
Deal found 9/2$1,918
Thu 19/210:45
BNE
-
SJO
2 stops52h 30m
Air Canada
Mon 23/208:35
SJO
-
BNE
2 stops56h 10m
Air Canada
Deal found 8/2$1,950
Tue 3/319:40
BNE
-
SJO
2 stops27h 37m
Multiple Airlines
Thu 19/314:39
SJO
-
BNE
3 stops27h 56m
Multiple Airlines
Deal found 11/2$1,957
Tue 5/509:20
SYD
-
SJO
3 stops51h 15m
Air Canada
Thu 4/607:15
SJO
-
SYD
2 stops32h 05m
Air Canada
Deal found 9/2$1,957

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 12 February 2026.

Round-trip from

$1,473

One-way from

$631

Popular in

December

Cheapest in

August

Average price

$2,449
10/5-26/5
  • 10/5-26/5
  • 4 total stops
  • 69h 27m total
  • Australia to Costa Rica
Search Deals
11/3
  • 11/3
  • 3 total stops
  • 34h 17m total
  • Australia to Costa Rica
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($413 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($60 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 12 February 2026.
Use the filters below to find and compare flights from Australia to Costa Rica that are best for you.

Fly from

Australia

Fly to

Costa Rica

Route

Depart

Return

Price

MelbourneSan José

MEL - SJO

MELSJO

Melbourne

Sun 26/4

13:30-23:45

2 stops26h 15m

San José Juan Santamaria Intl

Tue 12/5

00:53-12:05

2 stops43h 12m

$1,475

MelbourneSan José

MEL - SJO

MELSJO

Melbourne

Sun 10/5

13:30-23:45

2 stops26h 15m

San José Juan Santamaria Intl

Sat 23/5

00:53-12:25

2 stops43h 32m

$1,558

MelbourneSan José

MEL - SJO

MELSJO

Melbourne

Sun 3/5

13:30-23:45

2 stops26h 15m

San José Juan Santamaria Intl

Mon 18/5

00:53-12:00

2 stops43h 07m

$1,617

BrisbaneSan José

BNE - SJO

BNESJO

Brisbane

Mon 9/3

11:50-00:08

2 stops28h 18m

San José Juan Santamaria Intl

Mon 23/3

01:03-10:35

2 stops41h 32m

$1,884

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Fri 20/3

13:05-21:43

1 stop25h 38m

San José Juan Santamaria Intl

Mon 6/4

14:20-06:55

1 stop24h 35m

$1,918

MelbourneSan José

MEL - SJO

MELSJO

Melbourne

Sun 10/5

20:45-22:00

3 stops41h 15m

San José Juan Santamaria Intl

Wed 27/5

08:00-11:25

3 stops35h 25m

$1,952

BrisbaneSan José

BNE - SJO

BNESJO

Brisbane

Tue 3/3

19:40-07:17

2 stops27h 37m

San José Juan Santamaria Intl

Thu 19/3

14:39-10:35

3 stops27h 56m

$1,957

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Tue 5/5

09:20-20:35

3 stops51h 15m

San José Juan Santamaria Intl

Thu 4/6

07:15-07:20

3 stops32h 05m

$1,969

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Tue 5/5

09:10-23:45

1 stop30h 35m

San José Juan Santamaria Intl

Wed 3/6

00:53-07:05

1 stop38h 12m

$2,025

SydneySan José

SYD - SJO

SYDSJO

Sydney Kingsford Smith

Fri 20/3

11:20-21:43

2 stops27h 23m

San José Juan Santamaria Intl

Mon 6/4

10:25-07:05

2 stops28h 40m

$2,088

Flights are sorted by cheapest return flights first.

Deals found on 9/2

Showing 1-10 of 44 results
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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, February is the cheapest month in which you can book a flight from Australia to Costa Rica (average of $1,816). Flying from Australia to Costa Rica in December is currently the most expensive (average of $2,455). 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 12 February 2026.
Read through reviews of airlines operating flights from Australia to Costa Rica, such as Qatar Airways, United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,731 reviews
Check prices

Entertainment

7.4

Boarding

7.5

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
Qatar Airways
7.4
Good
3,731 reviews
Qatar Airways
7.4
Good
3,731 reviews
Check prices

Entertainment

7.4

Boarding

7.5

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
United Airlines
7.4
Good
9,281 reviews
Qatar Airways
7.4
Good
3,731 reviews
Check prices

Entertainment

7.4

Boarding

7.5

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
American Airlines
7.2
Good
11,271 reviews
Qatar Airways
7.4
Good
3,731 reviews
Check prices

Entertainment

7.4

Boarding

7.5

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
Air Canada
7.1
Good
10,709 reviews
Qatar Airways
7.4
Good
3,731 reviews
Check prices

Entertainment

7.4

Boarding

7.5

Overall

7.4

Comfort

7.4

Food

7.3

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

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 27h 23m. Air Canada provides one of the quickest options available for as low as $2,088. 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, February is the cheapest month in which you can book a flight from Australia to Costa Rica (average of $1,816). Flying from Australia to Costa Rica in December is currently the most expensive (average of $2,455). 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.

Top 4 airlines flying from Australia to Costa Rica

Discover the top 4 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 12 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,784Average$2,324FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest$1,898Average$2,065FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$2,483Average$2,604FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qatar AirwaysCheapest$2,735Average$3,146FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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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