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Cheap flights from Cardiff to Australia from $938

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 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Find 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 17 October 2025.

Sun 30/1110:20CWL - PER
2 stops33h 55mMultiple Airlines
Sun 7/1205:35PER - CWL
2 stops36h 15mMultiple Airlines
Deal found 16/10$2,273
Sat 29/1117:25CWL - SYD
2 stops27h 00mMultiple Airlines
Sat 6/1210:20SYD - CWL
2 stops58h 30mMultiple Airlines
Deal found 15/10$2,374
Mon 3/1117:15CWL - SYD
3 stops39h 05mMultiple Airlines
Fri 21/1121:15SYD - CWL
3 stops30h 40mMultiple Airlines
Deal found 16/10$2,393
Sun 30/1110:20CWL - PER
3 stops45h 15mKLM
Sun 7/1210:30PER - CWL
2 stops31h 20mKLM
Deal found 16/10$2,540
Mon 1/1217:15CWL - SYD
2 stops27h 10mKLM
Mon 8/1215:55SYD - CWL
2 stops36h 00mKLM
Deal found 17/10$2,565
Fri 7/1122:25CWL - MEL
2 stops32h 50mMultiple Airlines
Fri 14/1122:40MEL - CWL
3 stops32h 00mMultiple Airlines
Deal found 15/10$2,577
Mon 1/1223:30CWL - SYD
3 stops34h 05mMultiple Airlines
Mon 8/1215:00SYD - CWL
3 stops36h 55mMultiple Airlines
Deal found 17/10$2,685
Sun 30/1110:20CWL - MEL
2 stops32h 55mMultiple Airlines
Sun 7/1216:55MEL - CWL
2 stops27h 55mMultiple Airlines
Deal found 16/10$2,694
Mon 1/1217:15CWL - BNE
2 stops29h 00mMultiple Airlines
Mon 8/1207:15BNE - CWL
3 stops43h 40mMultiple Airlines
Deal found 17/10$2,807
Tue 21/1017:15CWL - SYD
2 stops28h 05mKLM
Tue 28/1015:55SYD - CWL
2 stops28h 55mKLM
Deal found 15/10$2,813
Sun 30/1110:20CWL - MEL
3 stops34h 35mKLM
Sun 7/1207:00MEL - CWL
3 stops37h 50mKLM
Deal found 16/10$3,015
Sun 30/1110:20CWL - BNE
3 stops49h 05mKLM
Sun 7/1210:35BNE - CWL
2 stops33h 15mKLM
Deal found 16/10$3,052

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 17 October 2025.

Round-trip from

$2,273

One-way from

$938

Popular in

July

Cheapest in

April

Average price

$2,445
30/11-7/12
  • 30/11-7/12
  • 4 total stops
  • 70h 10m total
  • Cardiff to Australia
Search Deals
19/11
  • 19/11
  • 3 total stops
  • 58h 10m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($243 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($117 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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 17 October 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

Sun 30/11

10:20-04:15

2 stops33h 55m

Perth

Sun 7/12

05:35-09:50

2 stops36h 15m

$2,273

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 29/11

17:25-07:25

2 stops27h 00m

Sydney Kingsford Smith

Sat 6/12

10:20-09:50

2 stops58h 30m

$2,374

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 3/11

17:15-19:20

3 stops39h 05m

Sydney Kingsford Smith

Fri 21/11

21:15-16:55

3 stops30h 40m

$2,393

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sun 30/11

10:20-15:35

3 stops45h 15m

Perth

Sun 7/12

10:30-09:50

2 stops31h 20m

$2,540

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 1/12

17:15-07:25

2 stops27h 10m

Sydney Kingsford Smith

Mon 8/12

15:55-16:55

2 stops36h 00m

$2,565

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Fri 7/11

22:25-18:15

2 stops32h 50m

Melbourne

Fri 14/11

22:40-19:40

3 stops32h 00m

$2,577

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 1/12

23:30-20:35

3 stops34h 05m

Sydney Kingsford Smith

Mon 8/12

15:00-16:55

3 stops36h 55m

$2,685

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Sun 30/11

10:20-06:15

2 stops32h 55m

Melbourne

Sun 7/12

07:00-09:50

3 stops37h 50m

$2,731

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Thu 12/3

17:25-23:55

2 stops22h 30m

Perth

Mon 16/3

06:50-09:50

3 stops35h 00m

$2,861

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Mon 1/12

10:20-05:55

2 stops33h 35m

Brisbane

Mon 8/12

10:35-09:50

2 stops33h 15m

$2,882

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 22 results
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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, June is the cheapest month in which you can book a flight from Cardiff to Australia (average of $1,601). Flying from Cardiff to Australia in January is currently the most expensive (average of $2,504). 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 45h 15m. KLM provides one of the quickest options available for as low as $2,540. The distance from Cardiff to Australia is about 14698 km.

  • 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, June is the cheapest month in which you can book a flight from Cardiff to Australia (average of $1,601). Flying from Cardiff to Australia in January is currently the most expensive (average of $2,504). 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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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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