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.

$815 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 $2,847 to $4,000. The lowest price recently found on this route was $1,917.

1 adult

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Find the cheapest flights from Cardiff to Sydney

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

17:25 - 09:15

CWL

SYD

28h 50m

3 stops

13:35 - 09:50

SYD

CWL

31h 15m

3 stops

$1,917Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

15:55 - 07:00

CWL

SYD

28h 05m

2 stops

16:35 - 10:05

SYD

CWL

28h 30m

2 stops

$2,022Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

15:55 - 07:00

CWL

SYD

28h 05m

2 stops

16:35 - 10:05

SYD

CWL

28h 30m

2 stops

$2,056Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

15:55 - 07:00

CWL

SYD

28h 05m

2 stops

09:15 - 10:05

SYD

CWL

35h 50m

3 stops

$2,086Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

15:55 - 07:00

CWL

SYD

28h 05m

2 stops

06:00 - 10:05

SYD

CWL

39h 05m

3 stops

$2,107Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

23:30 - 22:30

CWL

SYD

36h 00m

2 stops

21:15 - 16:55

SYD

CWL

30h 40m

3 stops

$2,113Multiple Airlines

Mon, 2 Mar - Mon, 9 Mar

17:15 - 19:20

CWL

SYD

39h 05m

3 stops

21:15 - 16:55

SYD

CWL

30h 40m

3 stops

$2,150Multiple Airlines

Mon, 2 Mar - Mon, 9 Mar

17:15 - 07:55

CWL

SYD

27h 40m

2 stops

11:10 - 09:50

SYD

CWL

33h 40m

3 stops

$2,253KLM

Mon, 2 Mar - Mon, 9 Mar

10:20 - 07:00

CWL

SYD

33h 40m

3 stops

06:00 - 10:05

SYD

CWL

39h 05m

3 stops

$2,256Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

23:30 - 22:30

CWL

SYD

36h 00m

2 stops

16:35 - 16:55

SYD

CWL

35h 20m

2 stops

$2,283Multiple Airlines

Mon, 2 Mar - Mon, 9 Mar

KLM flights from Cardiff to Sydney

Our best KLM deals on Cardiff to Sydney flight tickets

KLM

26 Feb

CWL17:25Cardiff Wales

28h 00m

2 stops

SYD08:25Sydney Kingsford Smith

11 Mar

SYD16:15Sydney Kingsford Smith

35h 40m

2 stops

CWL16:55Cardiff Wales

$12,987

KLM

26 Feb

CWL17:25Cardiff Wales

27h 05m

3 stops

SYD07:30Sydney Kingsford Smith

11 Mar

SYD14:30Sydney Kingsford Smith

30h 20m

2 stops

CWL09:50Cardiff Wales

$13,711

KLM

26 Feb

CWL17:25Cardiff Wales

27h 05m

3 stops

SYD07:30Sydney Kingsford Smith

11 Mar

SYD12:45Sydney Kingsford Smith

32h 05m

3 stops

CWL09:50Cardiff Wales

$15,927

Fly from

Fly to

Route

Depart

Return

Price

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 4/3

17:25-09:15

3 stops28h 50m

Sydney Kingsford Smith

Wed 11/3

13:35-09:50

3 stops31h 15m

$1,917

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 4/3

15:55-07:00

2 stops28h 05m

Sydney Kingsford Smith

Wed 11/3

16:35-10:05

2 stops28h 30m

$2,022

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 4/3

15:55-07:00

2 stops28h 05m

Sydney Kingsford Smith

Wed 11/3

16:35-10:05

2 stops28h 30m

$2,056

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 4/3

15:55-07:00

2 stops28h 05m

Sydney Kingsford Smith

Wed 11/3

09:15-10:05

3 stops35h 50m

$2,086

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 4/3

15:55-07:00

2 stops28h 05m

Sydney Kingsford Smith

Wed 11/3

06:00-10:05

3 stops39h 05m

$2,107

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 2/3

23:30-22:30

2 stops36h 00m

Sydney Kingsford Smith

Mon 9/3

21:15-16:55

3 stops30h 40m

$2,113

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 2/3

17:15-19:20

3 stops39h 05m

Sydney Kingsford Smith

Mon 9/3

21:15-16:55

3 stops30h 40m

$2,150

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 2/3

17:15-07:55

2 stops27h 40m

Sydney Kingsford Smith

Mon 9/3

11:10-09:50

3 stops33h 40m

$2,253

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 4/3

10:20-07:00

3 stops33h 40m

Sydney Kingsford Smith

Wed 11/3

06:00-10:05

3 stops39h 05m

$2,256

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 2/3

23:30-22:30

2 stops36h 00m

Sydney Kingsford Smith

Mon 9/3

16:35-16:55

2 stops35h 20m

$2,283

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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 April is, on average, the cheapest month to fly to Sydney from Cardiff, with most prices found around $2,083. If you aren’t able to travel to Sydney during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $2,348.

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	27h 00m
Direct flights	None

The fastest flight from Cardiff to Sydney takes 27h 00m

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

Search flight deals

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 27h 00m.
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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Coogee

Cronulla

Randwick

Charlestown

Newport

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.