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Cheap flights from Cardiff to Australia from $1,027

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 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Cardiff to Australia

Keep the following information in mind while searching for Cardiff to Australia flight deals. Data was last updated 12 September 2025.

Round-trip from

$1,984

One-way from

$1,027

Popular in

December

Cheapest in

April

Average price

$2,975
25/10-1/11
  • 25/10-1/11
  • 6 total stops
  • 67h 40m total
  • Cardiff to Australia
Search Deals
26/10
  • 26/10
  • 3 total stops
  • 58h 30m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($770 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($100 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Cardiff to Australia

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 12 September 2025.

Sat 25/1009:45CWL - PER
3 stops35h 15mMultiple Airlines
Sat 1/1120:30PER - CWL
3 stops32h 25mMultiple Airlines
Deal found 10/9$1,984
Tue 14/1016:20CWL - PER
3 stops29h 10mMultiple Airlines
Tue 21/1007:50PER - CWL
3 stops39h 55mMultiple Airlines
Deal found 11/9$2,176
Sun 26/1010:15CWL - MEL
3 stops34h 10mMultiple Airlines
Sun 2/1113:20MEL - CWL
3 stops44h 45mMultiple Airlines
Deal found 11/9$2,283
Tue 16/917:15CWL - SYD
2 stops28h 30mKLM
Tue 23/909:50SYD - CWL
2 stops56h 25mKLM
Deal found 11/9$2,444
Tue 16/916:20CWL - SYD
3 stops32h 50mMultiple Airlines
Tue 23/912:50SYD - CWL
3 stops35h 45mMultiple Airlines
Deal found 11/9$2,473
Sat 25/1009:45CWL - SYD
3 stops38h 35mMultiple Airlines
Sat 1/1110:45SYD - CWL
3 stops45h 10mMultiple Airlines
Deal found 9/9$2,506
Fri 24/1012:25CWL - MEL
3 stops35h 50mMultiple Airlines
Fri 31/1013:20MEL - CWL
3 stops41h 20mMultiple Airlines
Deal found 10/9$2,527
Sun 26/1010:15CWL - SYD
2 stops33h 20mMultiple Airlines
Sun 2/1114:20SYD - CWL
3 stops43h 45mMultiple Airlines
Deal found 11/9$2,698
Thu 16/1009:50CWL - SYD
2 stops38h 10mMultiple Airlines
Thu 23/1010:30SYD - CWL
2 stops40h 15mMultiple Airlines
Deal found 10/9$2,711
Wed 24/917:15CWL - PER
2 stops24h 25mMultiple Airlines
Tue 30/915:50PER - CWL
2 stops24h 25mMultiple Airlines
Deal found 11/9$2,717
Sat 27/909:00CWL - SYD
3 stops39h 45mMultiple Airlines
Fri 10/1016:40SYD - CWL
3 stops34h 25mMultiple Airlines
Deal found 11/9$2,791
Sun 26/1017:30CWL - SYD
2 stops26h 05mKLM
Sun 2/1110:20SYD - CWL
2 stops58h 30mKLM
Deal found 11/9$2,842

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 12 September 2025.
Use the filters below to find and compare flights from Cardiff to Australia that are best for you.

Fly from

Cardiff

Fly to

Australia

Route

Depart

Return

Price

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sat 25/10

09:45-04:00

3 stops35h 15m

Perth

Sat 1/11

20:30-20:55

3 stops32h 25m

$1,984

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Tue 14/10

16:20-04:30

3 stops29h 10m

Perth

Tue 21/10

07:50-16:45

3 stops39h 55m

$2,176

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Sun 26/10

10:15-07:25

3 stops34h 10m

Melbourne

Sun 2/11

13:20-23:05

3 stops44h 45m

$2,283

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 25/10

09:45-10:20

3 stops38h 35m

Sydney Kingsford Smith

Sat 1/11

10:45-20:55

3 stops45h 10m

$2,506

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 26/10

10:15-06:35

2 stops33h 20m

Sydney Kingsford Smith

Sun 2/11

14:20-23:05

3 stops43h 45m

$2,698

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 16/10

09:50-10:00

2 stops38h 10m

Sydney Kingsford Smith

Thu 23/10

10:30-16:45

2 stops40h 15m

$2,711

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Wed 24/9

17:15-00:40

2 stops24h 25m

Perth

Tue 30/9

15:50-09:15

2 stops24h 25m

$2,717

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 27/9

09:00-09:45

3 stops39h 45m

Sydney Kingsford Smith

Fri 10/10

16:40-17:05

3 stops34h 25m

$2,791

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 26/10

17:30-06:35

2 stops26h 05m

Sydney Kingsford Smith

Sun 2/11

10:20-09:50

2 stops58h 30m

$2,842

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Fri 24/10

09:50-07:15

2 stops35h 25m

Melbourne

Fri 31/10

13:20-19:40

3 stops41h 20m

$2,847

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 19 results
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2

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, May is the cheapest month in which you can book a flight from Cardiff to Australia (average of $129). Flying from Cardiff to Australia in October is currently the most expensive (average of $171). 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.

  • 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 - Perth 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, May is the cheapest month in which you can book a flight from Cardiff to Australia (average of $129). Flying from Cardiff to Australia in October is currently the most expensive (average of $171). 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.

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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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