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Cheap flights from Cardiff to Australia from $1,226

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 25/6. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
30 Jun — 7 Jul1
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 31 May 2026.

Sun 5/709:35
CWL
-
SYD
2 stops35h 35m
Multiple Airlines
Sun 26/714:50
SYD
-
CWL
2 stops51h 15m
Multiple Airlines
Deal found 27/5$2,067
Tue 15/917:15
CWL
-
SYD
2 stops52h 10m
KLM
Tue 6/1014:05
SYD
-
CWL
2 stops29h 10m
KLM
Deal found 27/5$2,212
Thu 4/617:15
CWL
-
SYD
2 stops28h 05m
KLM
Thu 30/707:55
SYD
-
CWL
2 stops34h 20m
KLM
Deal found 30/5$2,405
Wed 30/1210:20
CWL
-
SYD
2 stops36h 40m
Multiple Airlines
Wed 20/112:10
SYD
-
CWL
2 stops32h 40m
Multiple Airlines
Deal found 29/5$2,479
Thu 4/617:15
CWL
-
MEL
2 stops29h 05m
Air France
Thu 11/621:30
MEL
-
CWL
2 stops52h 35m
Air France
Deal found 29/5$2,710
Thu 4/609:45
CWL
-
BNE
2 stops36h 00m
KLM
Thu 11/608:40
BNE
-
CWL
2 stops33h 35m
KLM
Deal found 30/5$2,798
Wed 30/1210:20
CWL
-
SYD
3 stops36h 25m
KLM
Wed 20/111:40
SYD
-
CWL
3 stops33h 10m
KLM
Deal found 29/5$2,799
Tue 2/609:45
CWL
-
MEL
2 stops38h 15m
Multiple Airlines
Tue 9/610:15
MEL
-
CWL
2 stops39h 30m
Multiple Airlines
Deal found 28/5$2,884
Tue 14/709:45
CWL
-
PER
3 stops39h 00m
Multiple Airlines
Mon 20/702:10
PER
-
CWL
3 stops45h 35m
Multiple Airlines
Deal found 30/5$2,980
Wed 15/709:45
CWL
-
SYD
2 stops40h 00m
Multiple Airlines
Wed 22/707:55
SYD
-
CWL
2 stops41h 50m
Multiple Airlines
Deal found 31/5$3,119
Mon 13/717:15
CWL
-
BNE
2 stops54h 45m
Air France
Mon 20/711:05
BNE
-
CWL
2 stops62h 40m
Air France
Deal found 29/5$3,182
Tue 1/917:15
CWL
-
MEL
2 stops29h 05m
KLM
Sun 10/115:30
MEL
-
CWL
3 stops60h 30m
KLM
Deal found 29/5$3,233

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 31 May 2026.

Round-trip from

$2,067

One-way from

$1,226

Popular in

December

Cheapest in

May

Average price

$2,172
5/7-26/7
  • 5/7-26/7
  • 4 total stops
  • 86h 50m total
  • Cardiff to Australia
Search Deals
25/6
  • 25/6
  • 3 total stops
  • 53h 15m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($280 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($93 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 31 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

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 5/7

09:35-06:10

2 stops35h 35m

Sydney Kingsford Smith

Sun 26/7

14:50-09:05

2 stops51h 15m

$2,083

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 15/9

17:15-06:25

2 stops52h 10m

Sydney Kingsford Smith

Tue 6/10

14:05-09:15

2 stops29h 10m

$2,212

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Tue 14/7

09:45-07:45

3 stops39h 00m

Perth

Mon 20/7

02:10-16:45

3 stops45h 35m

$2,980

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 15/7

09:45-19:25

2 stops48h 40m

Sydney Kingsford Smith

Wed 22/7

16:25-16:45

3 stops57h 20m

$3,314

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Fri 3/7

17:15-05:35

2 stops27h 20m

Melbourne

Sun 5/7

12:05-16:45

2 stops37h 40m

$3,367

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Sat 11/7

09:50-09:00

2 stops38h 10m

Brisbane

Sat 18/7

11:05-09:15

2 stops55h 10m

$3,474

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Tue 1/9

17:15-05:30

3 stops27h 15m

Melbourne

Sun 10/1

15:30-09:50

3 stops53h 20m

$3,542
Fastest return journey

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Tue 14/7

17:15-00:40

2 stops24h 25m

Perth

Tue 21/7

15:50-09:15

2 stops24h 25m

$3,567

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sat 4/7

09:50-18:35

2 stops25h 45m

Perth

Sun 12/7

22:45-16:45

2 stops25h 00m

$3,822

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Mon 13/7

09:45-09:00

2 stops38h 15m

Brisbane

Mon 20/7

22:15-09:15

3 stops44h 00m

$3,993

Flights are sorted by cheapest return flights first.

Deals found on 26/5

Showing 1-10 of 24 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 $1,386). Flying from Cardiff to Australia in December is currently the most expensive (average of $2,513). 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 27h 20m. KLM provides one of the quickest options available for as low as $3,367. The distance from Cardiff to Australia is about 17090 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 - Brisbane, 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 $1,386). Flying from Cardiff to Australia in December is currently the most expensive (average of $2,513). 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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Cheapflights makes it easy to find Cardiff to Australia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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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