What is the cheapest airline that flies from Cardiff Wales to Sydney Kingsford Smith?

Singapore Airlines is the most popular carrier operating from Cardiff Wales to Sydney Kingsford Smith

When did momondo last update prices for flights from Cardiff Wales Airport to Sydney Kingsford Smith Airport?

Prices for flights from Cardiff Wales Airport to Sydney Kingsford Smith Airport were last updated today.

How old do you have to be to fly from Cardiff Wales Airport to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,664 Cheap Flights from Cardiff to Sydney in 2026

Q: What is the typical price of a round-trip flight between Cardiff and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $2,387 to $2,359. The lowest price recently found on this route was $1,664.

1 adult

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Find the cheapest flights from Cardiff to Sydney

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

23:15 - 16:50

CWL

SYD

32h 35m

2 stops

20:50 - 23:05

SYD

CWL

35h 15m

2 stops

$1,664Multiple Airlines

Tue, 19 May - Tue, 26 May

17:15 - 06:10

CWL

SYD

27h 55m

2 stops

15:40 - 16:45

SYD

CWL

34h 05m

2 stops

$1,983Multiple Airlines

Wed, 20 May - Wed, 27 May

09:45 - 12:35

CWL

SYD

41h 50m

2 stops

21:30 - 09:50

SYD

CWL

47h 20m

2 stops

$2,343Multiple Airlines

Mon, 14 Sep - Mon, 26 Oct

17:15 - 06:45

CWL

SYD

28h 30m

2 stops

14:05 - 09:15

SYD

CWL

29h 10m

2 stops

$2,430KLM

Mon, 21 Sep - Mon, 5 Oct

17:15 - 06:30

CWL

SYD

28h 15m

3 stops

09:50 - 09:15

SYD

CWL

56h 25m

2 stops

$2,695Multiple Airlines

Tue, 19 May - Tue, 26 May

17:15 - 09:40

CWL

SYD

31h 25m

3 stops

14:05 - 09:15

SYD

CWL

29h 10m

2 stops

$2,706KLM

Mon, 21 Sep - Mon, 5 Oct

22:45 - 17:30

CWL

SYD

33h 45m

2 stops

15:40 - 17:05

SYD

CWL

34h 25m

2 stops

$2,750Multiple Airlines

Fri, 22 May - Fri, 29 May

17:15 - 19:25

CWL

SYD

41h 10m

2 stops

22:10 - 09:15

SYD

CWL

44h 05m

2 stops

$2,862Multiple Airlines

Mon, 8 Jun - Mon, 29 Jun

09:45 - 06:45

CWL

SYD

36h 00m

2 stops

06:35 - 09:50

SYD

CWL

38h 15m

3 stops

$2,865Multiple Airlines

Mon, 14 Sep - Mon, 26 Oct

17:15 - 06:10

CWL

SYD

27h 55m

2 stops

06:00 - 23:05

SYD

CWL

26h 05m

2 stops

$2,897Multiple Airlines

Wed, 20 May - Wed, 27 May

KLM flights from Cardiff to Sydney

Our best KLM deals on Cardiff to Sydney flight tickets

KLM

21 Sept

CWL17:15Cardiff Wales

28h 30m

2 stops

SYD06:45Sydney Kingsford Smith

5 Oct

SYD14:05Sydney Kingsford Smith

29h 10m

2 stops

CWL09:15Cardiff Wales

$2,430

KLM

21 Sept

CWL17:15Cardiff Wales

31h 25m

3 stops

SYD09:40Sydney Kingsford Smith

5 Oct

SYD14:05Sydney Kingsford Smith

29h 10m

2 stops

CWL09:15Cardiff Wales

$2,706

KLM

20 Apr

CWL17:15Cardiff Wales

31h 25m

3 stops

SYD09:40Sydney Kingsford Smith

23 Apr

SYD22:10Sydney Kingsford Smith

51h 55m

2 stops

CWL17:05Cardiff Wales

$4,504

Air France flights from Cardiff to Sydney

Our best Air France deals on Cardiff to Sydney flight tickets

Air France

24 Apr

CWL17:15Cardiff Wales

58h 20m

2 stops

SYD12:35Sydney Kingsford Smith

22 May

SYD20:30Sydney Kingsford Smith

53h 15m

2 stops

CWL16:45Cardiff Wales

$3,205

Air France

1 Aug

CWL17:35Cardiff Wales

28h 10m

2 stops

SYD06:45Sydney Kingsford Smith

15 Aug

SYD14:45Sydney Kingsford Smith

35h 00m

2 stops

CWL16:45Cardiff Wales

$4,178

Air France

11 Apr

CWL09:45Cardiff Wales

38h 15m

2 stops

SYD09:00Sydney Kingsford Smith

18 Apr

SYD11:00Sydney Kingsford Smith

62h 45m

2 stops

CWL16:45Cardiff Wales

$4,963

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 19/5

23:15-16:50

2 stops32h 35m

Sydney Kingsford Smith

Tue 26/5

20:50-23:05

2 stops35h 15m

$1,664

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 20/5

17:15-06:10

2 stops27h 55m

Sydney Kingsford Smith

Wed 27/5

15:40-16:45

2 stops34h 05m

$1,983

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 14/9

09:45-12:35

2 stops41h 50m

Sydney Kingsford Smith

Mon 26/10

21:30-09:50

2 stops47h 20m

$2,343

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 21/9

17:15-06:45

2 stops28h 30m

Sydney Kingsford Smith

Mon 5/10

14:05-09:15

2 stops29h 10m

$2,430

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 19/5

17:15-06:30

3 stops28h 15m

Sydney Kingsford Smith

Tue 26/5

09:50-09:15

2 stops56h 25m

$2,695

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 21/9

17:15-09:40

3 stops31h 25m

Sydney Kingsford Smith

Mon 5/10

14:05-09:15

2 stops29h 10m

$2,706

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 22/5

22:45-17:30

2 stops33h 45m

Sydney Kingsford Smith

Fri 29/5

15:40-17:05

2 stops34h 25m

$2,750

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 8/6

17:15-19:25

2 stops41h 10m

Sydney Kingsford Smith

Mon 29/6

22:10-09:15

2 stops44h 05m

$2,862

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 14/9

09:45-06:45

2 stops36h 00m

Sydney Kingsford Smith

Mon 26/10

06:35-09:50

3 stops38h 15m

$2,865

Fastest return journey

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 20/5

17:15-06:10

2 stops27h 55m

Sydney Kingsford Smith

Wed 27/5

06:00-23:05

2 stops26h 05m

$2,897

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from Cardiff to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Cardiff and Sydney?

What is the cheapest month to fly to Sydney?

The month of May is, on average, the cheapest month to fly to Sydney from Cardiff, with most prices found around $2,257. If you aren’t able to travel to Sydney during the month of May, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $2,374.

When to book flights from Cardiff to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Cardiff to Sydney (CWL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Sydney

Fastest flight time	31h 05m
Direct flights	None

The fastest flight from Cardiff to Sydney takes 31h 05m

There are no direct flights from Cardiff to Sydney. There are no popular flight routes from Cardiff to Sydney.

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Frequently asked questions about flying from Cardiff to Sydney

How far is Cardiff Wales to Sydney Kingsford Smith by plane?
The distance between Cardiff Wales and Sydney Kingsford Smith is about 17164.5 km. In terms of flight time, this usually takes a little over 31h 05m.
When did momondo last update prices for flights from Cardiff Wales Airport to Sydney Kingsford Smith Airport?
Prices for flights from Cardiff Wales Airport to Sydney Kingsford Smith Airport were last updated today.
How old do you have to be to fly from Cardiff Wales Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Lithgow

Manly

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Swansea

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Why should I use momondo to find a flight deal from Cardiff to Sydney?

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Can I find flights from Cardiff to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Cardiff to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from Cardiff to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cardiff to Sydney.

I’m not ready to book a flight from Cardiff to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Cardiff and alert you when they change.