How long is the flight from Cardiff to Australia?

A quick flight from Cardiff to Australia can take about 37h 40m. KLM provides one of the quickest options available for as low as $4,630. The distance from Cardiff to Australia is about 17090 km. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Australia ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Australia when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What are the most popular routes from Cardiff to Australia?

While some choose either Cardiff Wales - Perth or Cardiff Wales - Sydney Kingsford Smith, Cardiff Wales - Melbourne is the most popular route from Cardiff to Australia.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to Australia as you normally would.

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.

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.

$1,017+ Cheap Flights from Cardiff to Australia

Cheap flight deals from Cardiff to Australia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 20 September 2026.

Sat 31/1023:50 -

2 stops30h 10m

Sat 7/1118:20 -

2 stops30h 35m

Deal found 16/9$1,866

Sun 1/1110:20 -

2 stops47h 15m

Sun 8/1109:55 -

2 stops42h 05m

Deal found 17/9$2,302

Wed 4/1110:20 -

2 stops34h 35m

Wed 11/1110:25 -

2 stops58h 25m

Deal found 20/9$2,372

Thu 1/1017:15 -

3 stops33h 30m

Thu 22/1021:35 -

2 stops34h 45m

Deal found 19/9$2,386

Fri 20/1117:30 -

2 stops22h 25m

Wed 20/106:50 -

3 stops42h 10m

Deal found 17/9$2,396

Sun 25/1017:30 -

2 stops22h 25m

Sun 1/1110:30 -

2 stops31h 20m

Deal found 17/9$2,565

Sun 1/1110:20 -

2 stops34h 15m

Sun 8/1110:35 -

3 stops34h 15m

Deal found 17/9$2,593

Fri 20/1117:30 -

3 stops37h 50m

Wed 20/106:50 -

3 stops42h 10m

Deal found 17/9$2,653

Wed 4/1110:20 -

2 stops29h 35m

Tue 10/1102:30 -

2 stops39h 15m

Deal found 20/9$2,656

Wed 23/923:50 -

3 stops32h 45m

Wed 30/918:25 -

3 stops35h 00m

Deal found 18/9$2,663

Wed 4/1110:20 -

2 stops31h 10m

Tue 10/1102:30 -

2 stops39h 15m

Deal found 19/9$2,727

Sun 1/1110:20 -

2 stops36h 40m

Sun 8/1108:30 -

2 stops42h 30m

Deal found 17/9$2,762

Best flights from Cardiff to Australia
Discover carefully curated flight deals from Cardiff to Australia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Sun 1/1110:20 -

2 stops47h 15m

Sun 8/1109:55 -

2 stops42h 05m

Deal found 17/9$2,302

Thu 4/310:20 -

2 stops31h 10m

Thu 18/316:15 -

2 stops25h 35m

Deal found 15/9$2,727

Fri 4/1217:30 -

2 stops37h 40m

Thu 10/1207:00 -

2 stops45h 00m

Deal found 16/9$4,630

Wed 4/1110:20 -

2 stops34h 35m

Wed 11/1110:25 -

2 stops58h 25m

Deal found 20/9$2,372

Sun 1/1110:20 -

2 stops36h 40m

Sun 8/1108:30 -

2 stops42h 30m

Deal found 17/9$2,762

Wed 17/210:20 -

3 stops34h 05m

Thu 1/414:05 -

2 stops36h 40m

Deal found 19/9$2,531

Sun 25/1017:30 -

2 stops22h 25m

Sun 1/1110:30 -

2 stops31h 20m

Deal found 17/9$2,565

Sun 1/1117:30 -

3 stops26h 55m

Sun 8/1106:35 -

3 stops38h 15m

Deal found 17/9$2,831

Sat 6/217:30 -

3 stops28h 05m

Sat 27/222:15 -

2 stops46h 35m

Deal found 17/9$2,703

Wed 4/1110:20 -

2 stops36h 40m

Wed 11/1110:35 -

2 stops33h 10m

Deal found 20/9$2,987

Thu 4/310:20 -

2 stops31h 10m

Thu 18/310:30 -

2 stops31h 20m

Deal found 17/9$2,717

Sat 31/1023:50 -

2 stops30h 10m

Sat 7/1107:00 -

3 stops37h 50m

Deal found 16/9$3,169

Wed 4/1110:20 -

2 stops31h 10m

Tue 10/1102:30 -

2 stops39h 15m

Deal found 19/9$2,727

Fri 25/1210:20 -

2 stops36h 40m

Thu 7/116:55 -

2 stops35h 05m

Deal found 20/9$3,451

Sat 19/1217:30 -

2 stops37h 40m

Sat 2/119:25 -

2 stops49h 25m

Deal found 15/9$5,765

Fri 30/1017:30 -

3 stops26h 55m

Fri 6/1111:10 -

3 stops33h 40m

Deal found 15/9$3,332

Wed 4/1117:30 -

3 stops41h 25m

Wed 11/1110:35 -

2 stops33h 10m

Deal found 20/9$3,377

Sun 27/1217:30 -

3 stops28h 05m

Mon 4/110:50 -

3 stops34h 00m

Deal found 17/9$3,711

Mon 22/210:20 -

3 stops34h 05m

Mon 5/407:55 -

2 stops34h 20m

Deal found 15/9$5,832

Mon 22/217:30 -

2 stops52h 15m

Mon 3/513:05 -

2 stops29h 10m

Deal found 15/9$10,473

Find flight deals from Cardiff to Australia

Round-trip from	$1,866
One-way from	$1,017
Popular in	December
Cheapest in	May
Average price	$2,793

31/10-7/11
4 total stops
60h 45m total
Cardiff to Australia

Search Deals

15/3-31/12
3 total stops
47h 15m total
Cardiff to Australia

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($917 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($205 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Mon 15/3

08:35-18:50

3 stops47h 15m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,017

Fastest return journey

CardiffPerth

CWL Cardiff Wales - PER Perth

CWLPER

Cardiff Wales

Mon 1/2

08:35-03:40

3 stops35h 05m

Perth

Wed 31/12

00:00-17:00

Nonstop0h 00m

$1,040

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 31/1

14:25-06:30

3 stops53h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,132

CardiffMelbourne

CWL Cardiff Wales - MEL Melbourne

CWLMEL

Cardiff Wales

Fri 2/10

22:45-10:30

3 stops50h 45m

Melbourne

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,343

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Thu 8/10

22:50-20:25

3 stops35h 35m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,507

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 1/11

10:20-20:35

2 stops47h 15m

Sydney Kingsford Smith

Sun 8/11

09:55-17:00

2 stops42h 05m

$2,302

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Wed 4/11

10:20-07:55

2 stops34h 35m

Sydney Kingsford Smith

Wed 11/11

10:25-09:50

2 stops58h 25m

$2,372

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Wed 17/2

10:20-07:25

3 stops34h 05m

Sydney Kingsford Smith

Thu 1/4

14:05-16:45

2 stops36h 40m

$2,531

CardiffPerth

CWL Cardiff Wales - PER Perth

CWLPER

Cardiff Wales

Sun 25/10

17:30-23:55

2 stops22h 25m

Perth

Sun 1/11

10:30-09:50

2 stops31h 20m

$2,565

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sat 6/2

17:30-08:35

3 stops28h 05m

Sydney Kingsford Smith

Sat 27/2

22:15-09:50

2 stops46h 35m

$2,703

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 27 resultsSorted by cheapest first

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.

CWL-SYD

CWL-PER

CWL-MEL

CWL-BNE

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

CWL-AU0

CWL-SYD

CWL-PER

CWL-MEL

CWL-BNE

No data available for this route at this time. Please check back soon.

Related info for your journey

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 37h 40m. KLM provides one of the quickest options available for as low as $4,630. The distance from Cardiff to Australia is about 17090 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 - Sydney Kingsford Smith, Cardiff Wales - Melbourne 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.

See more FAQs

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Cheapflights makes it easy to find Cardiff to Australia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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.

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

Not ready to book yet? You can track prices for flights from Cardiff to Australia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Cardiff to Australia from $1,017

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cardiff to Australia

Cheapest flights from Cardiff to AustraliaExplore 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 20 September 2026.

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 20 September 2026.

Best flights from Cardiff to AustraliaDiscover carefully curated flight deals from Cardiff to Australia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Discover carefully curated flight deals from Cardiff to Australia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Last-minute flights from Cardiff to AustraliaDiscover last-minute flight deals from Cardiff to Australia. Data last updated 20 September 2026 and is based on user searches.

Discover last-minute flight deals from Cardiff to Australia. Data last updated 20 September 2026 and is based on user searches.

One-way flights from Cardiff to AustraliaSearch for one-way flight options from Cardiff to Australia. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

Search for one-way flight options from Cardiff to Australia. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

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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.

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Related info for your journey

What airport do you fly from for flights from Cardiff to Australia?

How long is the flight from Cardiff to Australia?

What are the most popular routes from Cardiff to Australia?

Can I find deals for flights from Cardiff to Australia that include hotel bookings?

How can I find direct flights from Cardiff to Australia?

Can I find deals for business class flights from Cardiff to Australia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Cardiff to Australia

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Complete your trip

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Cardiff and Australia flights

Browse other Cardiff and Australia flight options. Last updated on 20 September 2026.

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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 20 September 2026.

Best flights from Cardiff to Australia
Discover carefully curated flight deals from Cardiff to Australia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Last-minute flights from Cardiff to Australia
Discover last-minute flight deals from Cardiff to Australia. Data last updated 20 September 2026 and is based on user searches.

One-way flights from Cardiff to Australia
Search for one-way flight options from Cardiff to Australia. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.