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Cheap flights from Cardiff to Australia from $930

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

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 16 January 2026.

Round-trip from

$1,902

One-way from

$930

Popular in

December

Cheapest in

April

Average price

$3,238
2/3-9/3
  • 2/3-9/3
  • 6 total stops
  • 75h 05m total
  • Cardiff to Australia
Search Deals
9/6
  • 9/6
  • 3 total stops
  • 46h 00m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($580 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($102 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 16 January 2026.

Mon 2/323:30
CWL
-
PER
3 stops31h 45m
Multiple Airlines
Mon 9/305:35
PER
-
CWL
3 stops43h 20m
Multiple Airlines
Deal found 15/1$1,902
Mon 2/323:30
CWL
-
MEL
2 stops30h 30m
Multiple Airlines
Mon 9/313:10
MEL
-
CWL
3 stops38h 45m
Multiple Airlines
Deal found 16/1$1,908
Sun 1/310:20
CWL
-
SYD
2 stops37h 05m
Multiple Airlines
Sun 8/312:30
SYD
-
CWL
2 stops56h 20m
Multiple Airlines
Deal found 15/1$2,035
Sat 28/220:05
CWL
-
SYD
2 stops34h 50m
Multiple Airlines
Sat 7/321:15
SYD
-
CWL
3 stops30h 35m
Multiple Airlines
Deal found 14/1$2,177
Mon 2/317:15
CWL
-
PER
2 stops24h 10m
KLM
Mon 9/310:30
PER
-
CWL
2 stops38h 25m
KLM
Deal found 15/1$2,333
Sat 28/217:25
CWL
-
SYD
3 stops28h 10m
KLM
Sat 7/322:15
SYD
-
CWL
3 stops53h 30m
KLM
Deal found 14/1$2,452
Mon 9/217:15
CWL
-
PER
2 stops24h 10m
KLM
Mon 16/210:30
PER
-
CWL
2 stops31h 20m
KLM
Deal found 14/1$2,473
Tue 20/117:25
CWL
-
SYD
3 stops39h 50m
KLM
Tue 27/112:10
SYD
-
CWL
2 stops39h 45m
KLM
Deal found 15/1$2,514
Tue 20/110:20
CWL
-
SYD
2 stops40h 15m
Multiple Airlines
Tue 27/121:30
SYD
-
CWL
2 stops47h 20m
Multiple Airlines
Deal found 15/1$2,663
Mon 28/917:15
CWL
-
BNE
2 stops27h 45m
Air France
Sun 11/1011:00
BNE
-
CWL
2 stops62h 45m
Air France
Deal found 14/1$2,680
Fri 20/217:15
CWL
-
PER
3 stops48h 10m
Multiple Airlines
Wed 11/302:25
PER
-
CWL
3 stops46h 20m
Multiple Airlines
Deal found 14/1$2,712
Sat 24/120:05
CWL
-
PER
3 stops35h 50m
Multiple Airlines
Wed 4/205:35
PER
-
CWL
3 stops36h 30m
Multiple Airlines
Deal found 15/1$2,786

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 16 January 2026.
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

Mon 2/3

23:30-15:15

3 stops31h 45m

Perth

Mon 9/3

05:35-16:55

3 stops43h 20m

$1,902

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Mon 2/3

23:30-17:00

2 stops30h 30m

Melbourne

Mon 9/3

13:10-16:55

3 stops38h 45m

$1,908

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 1/3

10:20-10:25

2 stops37h 05m

Sydney Kingsford Smith

Sun 8/3

12:30-09:50

2 stops56h 20m

$2,035

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 28/2

20:05-17:55

2 stops34h 50m

Sydney Kingsford Smith

Sat 7/3

21:15-16:50

3 stops30h 35m

$2,177

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Mon 2/3

17:15-01:25

2 stops24h 10m

Perth

Mon 9/3

10:30-16:55

2 stops38h 25m

$2,333

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 28/2

17:25-08:35

3 stops28h 10m

Sydney Kingsford Smith

Sat 7/3

22:15-16:45

3 stops53h 30m

$2,452

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Mon 9/2

17:15-01:25

2 stops24h 10m

Perth

Mon 16/2

10:30-09:50

2 stops31h 20m

$2,473

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Fri 20/2

17:15-01:25

3 stops48h 10m

Perth

Wed 11/3

02:25-16:45

3 stops46h 20m

$2,712

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 1/2

10:15-06:30

2 stops33h 15m

Sydney Kingsford Smith

Wed 4/2

12:10-09:50

2 stops32h 40m

$2,925

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Fri 20/2

17:15-01:25

2 stops24h 10m

Perth

Thu 12/3

10:30-16:45

2 stops38h 15m

$2,978

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 17 results
1
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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 $1,488). Flying from Cardiff to Australia in January is currently the most expensive (average of $2,470). 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 10m. KLM provides one of the quickest options available for as low as $2,333. 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 - Perth or Cardiff Wales - Melbourne, Cardiff Wales - Sydney Kingsford Smith 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 $1,488). Flying from Cardiff to Australia in January is currently the most expensive (average of $2,470). 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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