Find flights
When to book
FAQs

Cheap flights from Cardiff to Australia from $1,290

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
15 Jul — 22 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 15 June 2026.

Sat 14/1110:20
CWL
-
PER
2 stops44h 55m
KLM
Sat 21/1120:45
PER
-
CWL
3 stops52h 15m
KLM
Deal found 13/6$2,398
Tue 3/1117:30
CWL
-
SYD
2 stops27h 25m
KLM
Thu 10/1216:15
SYD
-
CWL
2 stops35h 45m
KLM
Deal found 11/6$2,593
Tue 7/709:45
CWL
-
MEL
2 stops38h 15m
Air France
Mon 13/712:05
MEL
-
CWL
2 stops37h 40m
Air France
Deal found 13/6$2,661
Mon 15/617:15
CWL
-
SYD
2 stops52h 10m
KLM
Mon 22/610:20
SYD
-
CWL
2 stops39h 25m
KLM
Deal found 10/6$2,785
Wed 17/609:45
CWL
-
SYD
2 stops35h 40m
KLM
Tue 23/614:45
SYD
-
CWL
2 stops35h 00m
KLM
Deal found 13/6$2,795
Tue 3/1117:30
CWL
-
SYD
3 stops26h 55m
Multiple Airlines
Thu 10/1206:35
SYD
-
CWL
3 stops45h 25m
Multiple Airlines
Deal found 11/6$2,796
Fri 27/1110:20
CWL
-
PER
2 stops29h 35m
Multiple Airlines
Mon 28/1210:30
PER
-
CWL
2 stops38h 30m
Multiple Airlines
Deal found 14/6$2,824
Thu 18/617:15
CWL
-
BNE
2 stops54h 45m
Air France
Sat 18/711:05
BNE
-
CWL
2 stops62h 40m
Air France
Deal found 12/6$2,873
Wed 1/709:45
CWL
-
BNE
2 stops38h 15m
Multiple Airlines
Wed 29/711:05
BNE
-
CWL
2 stops55h 10m
Multiple Airlines
Deal found 14/6$2,891
Tue 1/917:15
CWL
-
MEL
2 stops29h 05m
Multiple Airlines
Sun 10/115:30
MEL
-
CWL
3 stops53h 20m
Multiple Airlines
Deal found 12/6$2,966
Wed 1/717:15
CWL
-
SYD
2 stops58h 20m
Air France
Fri 17/711:00
SYD
-
CWL
2 stops62h 45m
Air France
Deal found 13/6$2,993
Thu 1/1017:15
CWL
-
PER
2 stops24h 25m
Multiple Airlines
Wed 14/1002:10
PER
-
CWL
2 stops45h 35m
Multiple Airlines
Deal found 15/6$3,107

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 15 June 2026.

Round-trip from

$2,398

One-way from

$1,290

Popular in

July

Cheapest in

May

Average price

$2,403
KLM
  • KLM
  • 14/11-21/11
  • 5 total stops
  • 97h 10m total
  • Cardiff to Australia
Search Deals
1/11
  • 1/11
  • 3 total stops
  • 50h 45m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($205 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($86 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 15 June 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

Tue 3/11

17:30-07:25

3 stops26h 55m

Sydney Kingsford Smith

Thu 10/12

06:35-17:00

3 stops45h 25m

$2,796

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sat 14/11

10:20-15:25

3 stops45h 05m

Perth

Sat 21/11

20:45-17:00

3 stops52h 15m

$2,816

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 3/11

17:30-07:55

2 stops27h 25m

Sydney Kingsford Smith

Thu 10/12

06:35-17:00

3 stops45h 25m

$2,824

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Wed 1/7

09:45-09:00

2 stops38h 15m

Brisbane

Wed 29/7

11:05-09:15

2 stops55h 10m

$2,891

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Thu 1/10

17:15-00:40

2 stops24h 25m

Perth

Thu 15/10

15:50-16:45

2 stops31h 55m

$3,227

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Fri 3/7

17:15-05:35

2 stops27h 20m

Melbourne

Sun 5/7

10:15-16:45

2 stops39h 30m

$3,277

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Fri 27/11

17:30-23:55

2 stops22h 25m

Perth

Mon 28/12

20:10-17:00

3 stops52h 50m

$3,298

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 10/8

17:15-06:10

2 stops27h 55m

Sydney Kingsford Smith

Sun 16/8

20:45-16:45

2 stops29h 00m

$3,438
Fastest return journey

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Mon 6/7

09:45-18:35

2 stops25h 50m

Perth

Mon 27/7

22:45-16:45

2 stops25h 00m

$3,485

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 26/7

17:15-05:10

3 stops26h 55m

Sydney Kingsford Smith

Sun 2/8

13:05-09:15

2 stops29h 10m

$3,566

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 $1,412). Flying from Cardiff to Australia in December is currently the most expensive (average of $2,561). 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 25m. KLM provides one of the quickest options available for as low as $2,593. The distance from Cardiff to Australia is about 17183 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 - Perth 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 $1,412). Flying from Cardiff to Australia in December is currently the most expensive (average of $2,561). 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.

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 Cardiff to Australia?

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.