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Cheap flights from Cardiff to Australia from £498

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
8 Feb — 15 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 9 January 2026.

Round-trip from

£1,023

One-way from

£498

Popular in

December

Cheapest in

April

Average price

£1,612
19/2-26/2
  • 19/2-26/2
  • 6 total stops
  • 70h 00m total
  • Cardiff to Australia
Search Deals
5/3
  • 5/3
  • 3 total stops
  • 57h 55m 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 9 January 2026.

Thu 19/210:30CWL - PER
3 stops33h 45mMultiple Airlines
Thu 26/217:45PER - CWL
3 stops36h 15mMultiple Airlines
Deal found 7/1£1,023
Sun 11/110:15CWL - PER
3 stops34h 25mMultiple Airlines
Sat 17/103:35PER - CWL
3 stops38h 15mMultiple Airlines
Deal found 6/1£1,060
Thu 9/409:45CWL - SYD
2 stops38h 15mMultiple Airlines
Tue 5/511:00SYD - CWL
2 stops55h 15mMultiple Airlines
Deal found 6/1£1,159
Fri 20/222:25CWL - SYD
2 stops33h 10mMultiple Airlines
Fri 27/213:35SYD - CWL
3 stops41h 05mMultiple Airlines
Deal found 5/1£1,181
Wed 4/210:20CWL - MEL
3 stops55h 40mKLM
Mon 9/207:00MEL - CWL
3 stops44h 55mKLM
Deal found 7/1£1,237
Wed 4/210:20CWL - MEL
2 stops32h 55mMultiple Airlines
Mon 9/216:55MEL - CWL
2 stops27h 55mMultiple Airlines
Deal found 7/1£1,253
Fri 20/222:25CWL - PER
2 stops34h 55mMultiple Airlines
Fri 27/205:35PER - CWL
3 stops46h 05mMultiple Airlines
Deal found 6/1£1,276
Mon 25/509:45CWL - BNE
3 stops38h 45mMultiple Airlines
Thu 11/622:50BNE - CWL
3 stops32h 30mMultiple Airlines
Deal found 6/1£1,290
Fri 20/222:25CWL - BNE
3 stops35h 20mMultiple Airlines
Fri 27/220:55BNE - CWL
3 stops32h 45mMultiple Airlines
Deal found 6/1£1,320
Sat 21/210:20CWL - SYD
2 stops47h 00mMultiple Airlines
Sat 28/222:00SYD - CWL
2 stops46h 50mMultiple Airlines
Deal found 7/1£1,362
Thu 8/1009:45CWL - SYD
2 stops36h 00mKLM
Sun 25/1022:15SYD - CWL
2 stops46h 35mKLM
Deal found 7/1£1,369
Thu 9/417:15CWL - SYD
3 stops28h 55mKLM
Tue 5/513:05SYD - CWL
2 stops36h 40mKLM
Deal found 6/1£1,400

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 9 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 19/2

10:30-04:15

3 stops33h 45m

Perth

Thu 26/2

17:45-22:00

3 stops36h 15m

£1,023

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 9/4

09:45-09:00

2 stops38h 15m

Sydney Kingsford Smith

Tue 5/5

11:00-09:15

2 stops55h 15m

£1,159

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 20/2

22:25-18:35

2 stops33h 10m

Sydney Kingsford Smith

Fri 27/2

13:35-19:40

3 stops41h 05m

£1,181

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Wed 4/2

10:20-05:00

3 stops55h 40m

Melbourne

Mon 9/2

07:00-16:55

3 stops44h 55m

£1,237

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Wed 4/2

10:20-06:15

2 stops32h 55m

Melbourne

Mon 9/2

16:55-09:50

2 stops27h 55m

£1,253

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Mon 25/5

09:45-09:30

3 stops38h 45m

Brisbane

Thu 11/6

22:50-22:20

3 stops32h 30m

£1,290

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Fri 20/2

22:25-15:25

3 stops33h 00m

Perth

Fri 27/2

05:35-19:40

3 stops46h 05m

£1,317

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Fri 20/2

22:25-19:45

3 stops35h 20m

Brisbane

Fri 27/2

20:55-19:40

3 stops32h 45m

£1,320

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 21/2

10:20-20:20

2 stops47h 00m

Sydney Kingsford Smith

Sat 28/2

22:00-09:50

2 stops46h 50m

£1,362

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 9/4

17:15-07:10

3 stops28h 55m

Sydney Kingsford Smith

Tue 5/5

13:05-16:45

2 stops36h 40m

£1,400

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 23 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 £741). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,230). 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 9 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
1,434 reviews
Check prices

Boarding

7.8

Comfort

7.6

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

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
1,434 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Boarding

7.8

Comfort

7.6

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Etihad Airways
7.3
Good
1,361 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Boarding

7.8

Comfort

7.6

Food

7.2

Crew

8.4

Entertainment

7.1

Overall

7.7

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 £1,406, KLM can have you in Australia from Cardiff in 27h 45m. Cardiff and Australia are separated by a distance of 10368 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 - 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 £741). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,230). 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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Alternative routes for Cardiff to Australia

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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 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£893Average£1,190FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
KLMCheapest£1,168Average£1,591FlexibilityNo 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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