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Cheap flights from Cardiff to Australia from £496

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
9 Jan — 16 Jan1
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 10 December 2025.

Mon 29/1223:30CWL - SYD
3 stops33h 20mMultiple Airlines
Sun 25/113:35SYD - CWL
3 stops44h 30mMultiple Airlines
Deal found 9/12£1,400
Tue 16/1217:25CWL - PER
3 stops35h 50mMultiple Airlines
Tue 23/1214:15PER - CWL
3 stops27h 35mMultiple Airlines
Deal found 9/12£1,708
Sun 14/1220:45CWL - PER
2 stops38h 00mMultiple Airlines
Sun 28/1215:55PER - CWL
2 stops28h 30mMultiple Airlines
Deal found 9/12£2,009
Sat 27/1210:20CWL - MEL
3 stops41h 50mMultiple Airlines
Sat 3/106:15MEL - CWL
3 stops45h 35mMultiple Airlines
Deal found 8/12£2,055
Tue 16/1210:20CWL - PER
2 stops29h 35mKLM
Tue 23/1210:30PER - CWL
2 stops38h 25mKLM
Deal found 9/12£2,059
Sun 14/1217:30CWL - PER
3 stops38h 05mKLM
Sun 28/1206:50PER - CWL
3 stops35h 00mKLM
Deal found 9/12£2,429
Fri 12/1222:25CWL - SYD
2 stops33h 25mMultiple Airlines
Fri 19/1220:45SYD - CWL
3 stops37h 35mMultiple Airlines
Deal found 7/12£2,519
Mon 22/1217:15CWL - PER
2 stops37h 30mSingapore Airlines
Fri 2/106:40PER - CWL
2 stops35h 10mSingapore Airlines
Deal found 8/12£3,306
Thu 25/1217:25CWL - MEL
2 stops37h 45mSingapore Airlines
Wed 31/1219:25MEL - CWL
2 stops49h 25mSingapore Airlines
Deal found 9/12£3,604
Fri 26/1210:20CWL - BNE
2 stops44h 35mSingapore Airlines
Tue 6/109:10BNE - CWL
2 stops34h 40mSingapore Airlines
Deal found 8/12£3,691

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 10 December 2025.

Round-trip from

£1,068

One-way from

£496

Popular in

July

Cheapest in

April

Average price

£1,724
13/2-6/3
  • 13/2-6/3
  • 5 total stops
  • 74h 15m total
  • Cardiff to Australia
Search Deals
27/4
  • 27/4
  • 2 total stops
  • 56h 10m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£64 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 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 858,174 searches. Data last updated 10 December 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

Thu 22/1

10:30-04:30

3 stops34h 00m

Perth

Thu 29/1

20:40-22:00

3 stops33h 20m

£1,130

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 13/2

22:25-18:35

2 stops33h 10m

Sydney Kingsford Smith

Fri 6/3

16:35-12:00

2 stops30h 25m

£1,137

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sun 1/3

10:20-23:55

2 stops29h 35m

Perth

Wed 29/4

02:10-09:15

2 stops38h 05m

£1,285

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Sun 15/3

10:20-05:55

2 stops33h 35m

Brisbane

Tue 31/3

11:05-16:45

2 stops38h 40m

£1,321

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Wed 21/1

10:20-05:55

2 stops33h 35m

Brisbane

Wed 28/1

10:35-16:55

2 stops40h 20m

£1,367

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 21/1

15:55-07:00

2 stops28h 05m

Sydney Kingsford Smith

Wed 28/1

16:35-10:05

2 stops28h 30m

£1,372

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 29/12

23:30-19:50

3 stops33h 20m

Sydney Kingsford Smith

Sun 25/1

13:35-23:05

3 stops44h 30m

£1,400

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 10/2

10:20-08:30

2 stops35h 10m

Sydney Kingsford Smith

Fri 20/2

11:30-09:50

2 stops33h 20m

£1,407

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 14/1

10:20-10:00

2 stops36h 40m

Sydney Kingsford Smith

Sat 14/2

21:30-08:30

3 stops46h 00m

£1,407

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Sun 15/3

17:30-06:15

3 stops50h 45m

Brisbane

Tue 31/3

07:30-16:45

3 stops42h 15m

£1,437

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 29 results
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 £748). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,276). 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.

What is the cheapest time of day to fly from CWL to AU?

Find hourly flight availability from Cardiff to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 December 2025.

A simple way to save on the total cost of your ticket is to fly from Cardiff to Australia in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at midday.

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 10 December 2025.
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
1,431 reviews
Check prices

Boarding

7.8

Overall

7.7

Food

7.2

Entertainment

7.1

Crew

8.3

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,431 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Boarding

7.8

Overall

7.7

Food

7.2

Entertainment

7.1

Crew

8.3

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Etihad Airways
7.4
Good
1,330 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Boarding

7.8

Overall

7.7

Food

7.2

Entertainment

7.1

Crew

8.3

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 £1,285, KLM can have you in Australia from Cardiff in 29h 35m. 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 - Melbourne. You may also consider Cardiff Wales - Sydney Kingsford Smith or Cardiff Wales - Perth.

  • 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 £748). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,276). 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 10 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£901Average£1,175FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
KLMCheapest£1,179Average£1,606FlexibilityNo 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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