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Cheap flights from Cardiff to Australia from $931

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Australia
Explore the most affordable flight options available from Cardiff to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 May 2026.

Mon 1/617:15
CWL
-
SYD
2 stops52h 10m
KLM
Sun 7/609:50
SYD
-
CWL
2 stops39h 55m
KLM
Deal found 2/5$2,519
Mon 1/617:15
CWL
-
MEL
2 stops29h 05m
Air France
Sun 7/611:00
MEL
-
CWL
2 stops62h 45m
Air France
Deal found 2/5$2,521
Sat 20/609:45
CWL
-
BNE
2 stops38h 15m
Air France
Sat 27/611:05
BNE
-
CWL
2 stops62h 40m
Air France
Deal found 6/5$2,631
Thu 18/609:45
CWL
-
BNE
2 stops38h 15m
Air France
Thu 25/611:15
BNE
-
CWL
2 stops62h 50m
Air France
Deal found 4/5$2,653
Sat 20/617:35
CWL
-
SYD
2 stops28h 10m
Air France
Sat 27/620:30
SYD
-
CWL
2 stops53h 15m
Air France
Deal found 6/5$2,692
Wed 16/917:15
CWL
-
PER
2 stops24h 55m
Multiple Airlines
Wed 14/1008:20
PER
-
CWL
2 stops39h 25m
Multiple Airlines
Deal found 6/5$2,794
Tue 3/1110:20
CWL
-
MEL
2 stops36h 40m
Multiple Airlines
Tue 24/1108:45
MEL
-
CWL
2 stops36h 05m
Multiple Airlines
Deal found 6/5$2,823
Wed 16/917:15
CWL
-
PER
2 stops24h 55m
KLM
Wed 14/1020:30
PER
-
CWL
3 stops51h 15m
KLM
Deal found 6/5$2,885
Sun 10/509:50
CWL
-
PER
2 stops31h 50m
KLM
Sun 17/512:15
PER
-
CWL
2 stops35h 30m
KLM
Deal found 5/5$2,905
Tue 30/617:15
CWL
-
SYD
2 stops28h 05m
Multiple Airlines
Tue 28/714:45
SYD
-
CWL
2 stops35h 00m
Multiple Airlines
Deal found 5/5$2,914
Thu 18/617:15
CWL
-
SYD
2 stops26h 55m
Air France
Thu 25/620:30
SYD
-
CWL
2 stops53h 35m
Air France
Deal found 4/5$2,930
Tue 1/909:45
CWL
-
MEL
2 stops36h 35m
KLM
Sun 10/116:55
MEL
-
CWL
2 stops35h 05m
KLM
Deal found 6/5$3,022

Find flight deals from Cardiff to Australia

Keep the following information in mind while searching for Cardiff to Australia flight deals. Data was last updated 7 May 2026.

Round-trip from

$2,519

One-way from

$931

Popular in

December

Cheapest in

May

Average price

$2,156
KLM
  • KLM
  • 1/6-7/6
  • 4 total stops
  • 92h 05m total
  • Cardiff to Australia
Search Deals
12/5
  • 12/5
  • 3 total stops
  • 46h 05m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($267 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($88 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff 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 647,157 searches. Data last updated 7 May 2026.
Use the filters below to find and compare flights from Cardiff to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Mon 1/6

17:15-07:20

2 stops29h 05m

Melbourne

Sun 7/6

11:00-16:45

2 stops62h 45m

$2,521

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Sat 20/6

09:45-09:00

2 stops38h 15m

Brisbane

Sat 27/6

11:05-16:45

2 stops62h 40m

$2,631

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Thu 18/6

09:45-09:00

2 stops38h 15m

Brisbane

Thu 25/6

11:15-17:05

2 stops62h 50m

$2,653

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 20/6

17:35-06:45

2 stops28h 10m

Sydney Kingsford Smith

Sat 27/6

20:30-16:45

2 stops53h 15m

$2,692

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Wed 16/9

17:15-01:10

2 stops24h 55m

Perth

Wed 14/10

08:20-16:45

2 stops39h 25m

$2,794

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Wed 16/9

17:15-01:10

2 stops24h 55m

Perth

Wed 14/10

20:30-16:45

3 stops51h 15m

$2,885

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 18/6

17:15-05:10

2 stops26h 55m

Sydney Kingsford Smith

Thu 25/6

20:30-17:05

2 stops53h 35m

$2,930

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Tue 1/9

09:45-07:20

2 stops36h 35m

Melbourne

Sun 10/1

16:55-09:50

2 stops27h 55m

$3,028

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 19/6

17:15-09:00

2 stops54h 45m

Sydney Kingsford Smith

Fri 26/6

09:50-09:15

2 stops56h 25m

$3,046

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Tue 3/11

17:25-05:30

3 stops25h 05m

Melbourne

Tue 24/11

08:45-09:50

2 stops36h 05m

$3,109

Flights are sorted by cheapest return flights first.

Deals found on 7/5

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Cardiff to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Cardiff 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 Cardiff to Australia

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

Currently, March is the cheapest month in which you can book a flight from Cardiff to Australia (average of $1,376). Flying from Cardiff to Australia in December is currently the most expensive (average of $2,495). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Cardiff to Australia?

    Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to Australia. Cardiff Wales is conveniently located just 14.6 km from Cardiff’s city centre.

  • How long is the flight from Cardiff to Australia?

    A quick flight from Cardiff to Australia can take about 24h 55m. Air France provides one of the quickest options available for as low as $2,885. The distance from Cardiff to Australia is about 14698 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Cardiff to Australia?

    While some choose either Cardiff Wales - Sydney Kingsford Smith or Cardiff Wales - Perth, Cardiff Wales - Melbourne is the most popular route from Cardiff to Australia.

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

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

  • How can I find direct flights from Cardiff to Australia?

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

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

    Yes. Cheapflights offers flight deals from Cardiff 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 Cardiff to Australia?

    Currently, March is the cheapest month in which you can book a flight from Cardiff to Australia (average of $1,376). Flying from Cardiff to Australia in December is currently the most expensive (average of $2,495). 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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Cardiff to Australia.

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

Certainly. Search results for flights to Australia from Cardiff shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Cardiff to Australia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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