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Cheap flights from Cardiff to Australia from £1,128

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
19 Dec — 26 Dec1
1 adult
1 adult, Economy, 0 bags

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 19 November 2025.

Wed 31/1207:55CWL - MEL
3 stops34h 45mMultiple Airlines
Mon 30/313:05MEL - CWL
3 stops43h 45mMultiple Airlines
Deal found 18/11£1,153
Tue 30/1210:20CWL - SYD
3 stops36h 35mMultiple Airlines
Sun 8/312:45SYD - CWL
3 stops32h 05mMultiple Airlines
Deal found 17/11£1,314
Wed 31/1210:20CWL - MEL
2 stops40h 45mAir France
Mon 30/316:55MEL - CWL
2 stops33h 50mAir France
Deal found 18/11£1,417
Tue 25/1110:20CWL - BNE
2 stops33h 35mMultiple Airlines
Fri 28/1107:20BNE - CWL
3 stops43h 35mMultiple Airlines
Deal found 16/11£1,520
Sat 29/1120:05CWL - SYD
2 stops34h 50mMultiple Airlines
Sat 13/1210:45SYD - CWL
3 stops45h 10mMultiple Airlines
Deal found 17/11£1,606
Tue 25/1110:20CWL - BNE
3 stops49h 05mKLM
Fri 28/1107:20BNE - CWL
3 stops43h 35mKLM
Deal found 16/11£1,617
Wed 31/1207:55CWL - SYD
3 stops35h 20mMultiple Airlines
Wed 7/110:45SYD - CWL
3 stops34h 20mMultiple Airlines
Deal found 16/11£1,654
Thu 18/1210:30CWL - MEL
3 stops33h 00mMultiple Airlines
Tue 30/1218:20MEL - CWL
3 stops33h 35mMultiple Airlines
Deal found 17/11£1,664
Mon 22/1210:20CWL - SYD
2 stops37h 05mMultiple Airlines
Tue 30/1212:30SYD - CWL
2 stops56h 20mMultiple Airlines
Deal found 17/11£1,667
Wed 31/1210:20CWL - MEL
2 stops32h 55mKLM
Sun 29/300:30MEL - CWL
2 stops50h 15mKLM
Deal found 18/11£2,019

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 19 November 2025.

Round-trip from

£1,128

Popular in

July

Cheapest in

April

Average price

£1,331
5/2-26/2
  • 5/2-26/2
  • 4 total stops
  • 69h 25m total
  • Cardiff to Australia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£88 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 November 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 19 November 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

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 5/2

17:25-08:25

2 stops28h 00m

Sydney Kingsford Smith

Thu 26/2

10:20-16:45

2 stops41h 25m

£1,128

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Wed 31/12

07:55-05:40

3 stops34h 45m

Melbourne

Mon 30/3

13:05-22:50

3 stops43h 45m

£1,153

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 30/12

10:20-09:55

3 stops36h 35m

Sydney Kingsford Smith

Sun 8/3

12:45-09:50

3 stops32h 05m

£1,314

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Thu 12/3

17:25-23:55

2 stops22h 30m

Perth

Mon 16/3

10:30-16:55

2 stops38h 25m

£1,356

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Wed 31/12

10:20-14:05

2 stops40h 45m

Melbourne

Mon 30/3

16:55-16:45

2 stops33h 50m

£1,417

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Thu 5/3

10:20-10:15

2 stops36h 55m

Melbourne

Mon 9/3

11:05-09:50

2 stops33h 45m

£1,448

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Thu 19/3

17:25-05:55

2 stops26h 30m

Brisbane

Mon 23/3

10:35-16:55

2 stops40h 20m

£1,453

CardiffMelbourne

CWL - MEL

CWLMEL

Cardiff Wales

Tue 3/2

10:20-06:15

2 stops32h 55m

Melbourne

Fri 20/2

13:10-09:50

2 stops31h 40m

£1,467

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Mon 16/3

17:15-21:25

3 stops42h 10m

Brisbane

Sun 5/4

11:00-16:45

2 stops62h 45m

£1,468

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sat 7/3

17:25-23:55

2 stops22h 30m

Perth

Tue 10/3

02:25-09:50

2 stops39h 25m

£1,527

Flights are sorted by cheapest return flights first.

Deals found on 17/11

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 £791). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,299). 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 19 November 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 19 November 2025.
See what other customers who have flown with KLM, Etihad Airways, andAir France 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
1,411 reviews
Check prices

Crew

8.4

Overall

7.7

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Overall

7.7

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Etihad Airways
7.4
Good
1,305 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Overall

7.7

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,493 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Crew

8.4

Overall

7.7

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 £1,356, KLM can have you in Australia from Cardiff in 22h 30m. 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 - Perth. 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, June is the cheapest month in which you can book a flight from Cardiff to Australia (average of £791). Flying from Cardiff to Australia in January is currently the most expensive (average of £1,299). 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 3 airlines flying from Cardiff to Australia

Discover the top 3 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 19 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£932Average£1,197FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£1,019Average£1,326FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£1,194Average£1,668FlexibilityNo 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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