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.

$698 Cheap Flights from Cardiff to Sydney in 2026

Find the cheapest flights from Cardiff to Sydney

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

17:15 - 09:20

CWL

SYD

31h 05m

2 stops

20:50 - 23:25

SYD

CWL

35h 35m

2 stops

$2,220Multiple Airlines

Tue, 1 Sep - Tue, 15 Sep

09:45 - 10:45

CWL

SYD

64h 00m

2 stops

09:50 - 09:15

SYD

CWL

56h 25m

2 stops

$2,331KLM

Tue, 1 Sep - Tue, 15 Sep

09:45 - 10:45

CWL

SYD

64h 00m

2 stops

09:50 - 09:15

SYD

CWL

56h 25m

2 stops

$2,336KLM

Tue, 1 Sep - Tue, 15 Sep

17:35 - 06:25

CWL

SYD

51h 50m

2 stops

09:50 - 09:15

SYD

CWL

56h 25m

2 stops

$2,412KLM

Sat, 12 Sep - Sat, 19 Sep

10:20 - 09:45

CWL

SYD

36h 25m

3 stops

10:25 - 09:50

SYD

CWL

34h 25m

2 stops

$2,429KLM

Thu, 31 Dec - Thu, 21 Jan

10:20 - 07:35

CWL

SYD

34h 15m

2 stops

12:10 - 17:00

SYD

CWL

39h 50m

2 stops

$2,489KLM

Thu, 31 Dec - Thu, 21 Jan

17:15 - 06:45

CWL

SYD

28h 30m

2 stops

10:10 - 16:45

SYD

CWL

39h 35m

3 stops

$2,675KLM

Tue, 1 Sep - Tue, 15 Sep

17:15 - 06:45

CWL

SYD

28h 30m

2 stops

10:10 - 16:45

SYD

CWL

39h 35m

3 stops

$2,702KLM

Tue, 1 Sep - Tue, 15 Sep

17:15 - 06:45

CWL

SYD

28h 30m

2 stops

10:10 - 16:45

SYD

CWL

39h 35m

3 stops

$2,708KLM

Tue, 1 Sep - Tue, 15 Sep

17:15 - 09:40

CWL

SYD

31h 25m

3 stops

12:40 - 09:15

SYD

CWL

30h 35m

3 stops

$2,826KLM

Mon, 28 Sep - Sun, 4 Oct

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KLM flights from Cardiff to Sydney

Our best KLM deals on Cardiff to Sydney flight tickets

KLM

1 Sept

CWL09:45Cardiff Wales

64h 00m

2 stops

SYD10:45Sydney Kingsford Smith

15 Sept

SYD09:50Sydney Kingsford Smith

56h 25m

2 stops

CWL09:15Cardiff Wales

$2,331

KLM

1 Sept

CWL09:45Cardiff Wales

64h 00m

2 stops

SYD10:45Sydney Kingsford Smith

15 Sept

SYD09:50Sydney Kingsford Smith

56h 25m

2 stops

CWL09:15Cardiff Wales

$2,336

KLM

12 Sept

CWL17:35Cardiff Wales

51h 50m

2 stops

SYD06:25Sydney Kingsford Smith

19 Sept

SYD09:50Sydney Kingsford Smith

56h 25m

2 stops

CWL09:15Cardiff Wales

$2,412

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 1/9

17:15-09:20

2 stops31h 05m

Sydney Kingsford Smith

Tue 15/9

20:50-23:25

2 stops35h 35m

$2,220

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 1/9

09:45-10:45

2 stops64h 00m

Sydney Kingsford Smith

Tue 15/9

09:50-09:15

2 stops56h 25m

$2,331

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 1/9

09:45-10:45

2 stops64h 00m

Sydney Kingsford Smith

Tue 15/9

09:50-09:15

2 stops56h 25m

$2,336

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 12/9

17:35-06:25

2 stops51h 50m

Sydney Kingsford Smith

Sat 19/9

09:50-09:15

2 stops56h 25m

$2,412

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 31/12

10:20-09:45

3 stops36h 25m

Sydney Kingsford Smith

Thu 21/1

10:25-09:50

2 stops34h 25m

$2,429

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 31/12

10:20-07:35

2 stops34h 15m

Sydney Kingsford Smith

Thu 21/1

12:10-17:00

2 stops39h 50m

$2,489

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 1/9

17:15-06:45

2 stops28h 30m

Sydney Kingsford Smith

Tue 15/9

10:10-16:45

3 stops39h 35m

$2,675

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 1/9

17:15-06:45

2 stops28h 30m

Sydney Kingsford Smith

Tue 15/9

10:10-16:45

3 stops39h 35m

$2,702

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 1/9

17:15-06:45

2 stops28h 30m

Sydney Kingsford Smith

Tue 15/9

10:10-16:45

3 stops39h 35m

$2,708

Fastest return journey

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 28/9

17:15-09:40

3 stops31h 25m

Sydney Kingsford Smith

Sun 4/10

12:40-09:15

3 stops30h 35m

$2,826

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 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

What is the cheapest month to fly to Sydney?

The month of June is, on average, the cheapest month to fly to Sydney from Cardiff, with most prices found around $0. If you aren’t able to travel to Sydney during the month of June, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $1,784.

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.

Search flight deals

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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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cardiff to Sydney. momondo saves you time and could save you money on your trip.

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.