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Cheap flights from Cardiff to Australia from £377

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
12 Feb — 19 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 13 January 2026.

Round-trip from

£806

One-way from

£377

Popular in

December

Cheapest in

April

Average price

£1,611
26/2-5/3
  • 26/2-5/3
  • 6 total stops
  • 72h 05m total
  • Cardiff to Australia
Search Deals
9/6
  • 9/6
  • 3 total stops
  • 60h 00m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£143 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£26 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 13 January 2026.

Thu 26/210:30
CWL
-
PER
3 stops35h 10m
Multiple Airlines
Thu 5/305:35
PER
-
CWL
3 stops36h 55m
Multiple Airlines
Deal found 12/1£806
Thu 26/210:30
CWL
-
MEL
2 stops32h 15m
Multiple Airlines
Thu 5/313:10
MEL
-
CWL
3 stops32h 20m
Multiple Airlines
Deal found 12/1£868
Thu 26/210:30
CWL
-
SYD
2 stops25h 00m
Multiple Airlines
Thu 5/321:45
SYD
-
CWL
2 stops35h 15m
Multiple Airlines
Deal found 11/1£905
Thu 12/310:30
CWL
-
SYD
2 stops25h 00m
Multiple Airlines
Thu 23/413:00
SYD
-
CWL
3 stops42h 20m
Multiple Airlines
Deal found 10/1£927
Thu 9/422:25
CWL
-
SYD
2 stops33h 35m
Multiple Airlines
Tue 5/513:00
SYD
-
CWL
3 stops43h 25m
Multiple Airlines
Deal found 11/1£954
Wed 11/315:55
CWL
-
SYD
2 stops28h 05m
Multiple Airlines
Thu 30/413:00
SYD
-
CWL
3 stops42h 20m
Multiple Airlines
Deal found 10/1£967
Wed 25/215:55
CWL
-
SYD
2 stops28h 05m
Multiple Airlines
Wed 4/316:35
SYD
-
CWL
2 stops28h 30m
Multiple Airlines
Deal found 11/1£970
Mon 9/323:30
CWL
-
SYD
2 stops32h 05m
Multiple Airlines
Mon 27/413:00
SYD
-
CWL
3 stops42h 50m
Multiple Airlines
Deal found 10/1£987
Wed 25/210:20
CWL
-
BNE
3 stops36h 40m
Multiple Airlines
Wed 4/307:35
BNE
-
CWL
3 stops36h 30m
Multiple Airlines
Deal found 11/1£1,038
Wed 11/310:20
CWL
-
BNE
2 stops33h 35m
Air France
Thu 30/411:05
BNE
-
CWL
2 stops38h 40m
Air France
Deal found 10/1£1,061
Mon 2/223:30
CWL
-
BNE
3 stops34h 15m
Multiple Airlines
Wed 4/306:10
BNE
-
CWL
3 stops37h 55m
Multiple Airlines
Deal found 11/1£1,081
Wed 11/315:55
CWL
-
BNE
3 stops32h 35m
Multiple Airlines
Thu 30/413:50
BNE
-
CWL
3 stops41h 30m
Multiple Airlines
Deal found 10/1£1,091

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 858,174 searches. Data last updated 13 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

Thu 26/2

10:30-05:40

3 stops35h 10m

Perth

Thu 5/3

05:35-10:30

3 stops36h 55m

£806

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Thu 26/2

10:30-05:45

2 stops32h 15m

Melbourne

Thu 5/3

13:10-10:30

3 stops32h 20m

£868

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 26/2

10:30-22:30

2 stops25h 00m

Sydney Kingsford Smith

Thu 5/3

21:45-22:00

2 stops35h 15m

£905

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 12/3

10:30-22:30

2 stops25h 00m

Sydney Kingsford Smith

Thu 23/4

13:00-22:20

3 stops42h 20m

£927

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 9/4

22:25-17:00

2 stops33h 35m

Sydney Kingsford Smith

Tue 5/5

13:00-23:25

3 stops43h 25m

£954

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 11/3

15:55-07:00

2 stops28h 05m

Sydney Kingsford Smith

Thu 30/4

13:00-22:20

3 stops42h 20m

£967

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 9/3

23:30-18:35

2 stops32h 05m

Sydney Kingsford Smith

Mon 27/4

13:00-22:50

3 stops42h 50m

£987

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Wed 25/2

10:20-09:00

3 stops36h 40m

Brisbane

Wed 4/3

07:35-10:05

3 stops36h 30m

£1,038

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Wed 11/3

10:20-05:55

2 stops33h 35m

Brisbane

Thu 30/4

11:05-16:45

2 stops38h 40m

£1,061

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Mon 2/2

23:30-19:45

3 stops34h 15m

Brisbane

Wed 4/3

06:10-10:05

3 stops37h 55m

£1,081

Flights are sorted by cheapest return flights first.

Deals found on 12/1

Showing 1-10 of 40 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, March is the cheapest month in which you can book a flight from Cardiff to Australia (average of £740). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,229). 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.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated 13 January 2026.
See what other customers who have flown with KLM and Etihad Airways from Cardiff to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Boarding

7.7

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,437 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Boarding

7.7

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Etihad Airways
7.3
Good
1,369 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Boarding

7.7

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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?

    If you book a flight to Australia from Cardiff, you will be flying from Cardiff Wales, which is the city’s only airport. Cardiff Wales (CWL) is located 9.1 mi from the center of Cardiff.

  • How long is the flight from Cardiff to Australia?

    For as low as £1,375, Air France can have you in Australia from Cardiff in 31h 05m. Cardiff and Australia are separated by a distance of 9133 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Cardiff to Australia?

    The most popular route from Cardiff to Australia is Cardiff Wales - Sydney Kingsford Smith. You may also consider Cardiff Wales - Brisbane or Cardiff Wales - Melbourne.

  • 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 £740). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,229). 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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Top 2 airlines flying from Cardiff to Australia

Discover the top 2 airlines that operate flights from Cardiff to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£892Average£1,173FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
KLMCheapest£1,167Average£1,590FlexibilityNo cancel feeOn-time75%
Search KLM flights

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?

Deals for Cardiff to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Australia?

Cheapflights helps you find that perfect flight to Australia from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Cardiff to Australia with no change fees?

Need flexible booking options for your flight to Australia from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Cardiff to Australia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Australia from Cardiff today and book when prices fit your budget.

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