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.

$2,472 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 $2,479 to $2,140. The lowest price recently found on this route was $2,476.

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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.

10:20 - 18:50

CWL

SYD

45h 30m

2 stops

21:40 - 17:00

SYD

CWL

30h 20m

2 stops

$2,476Multiple Airlines

Fri, 30 Oct - Fri, 20 Nov

10:20 - 08:10

CWL

SYD

34h 50m

3 stops

10:25 - 09:50

SYD

CWL

34h 25m

2 stops

$2,695KLM

Fri, 30 Oct - Fri, 20 Nov

09:50 - 12:35

CWL

SYD

41h 45m

2 stops

20:30 - 16:45

SYD

CWL

53h 15m

2 stops

$2,724Air France

Sat, 4 Jul - Sat, 11 Jul

17:30 - 08:10

CWL

SYD

27h 40m

3 stops

11:45 - 17:00

SYD

CWL

40h 15m

3 stops

$2,829KLM

Fri, 30 Oct - Fri, 20 Nov

17:15 - 09:00

CWL

SYD

54h 45m

2 stops

07:55 - 09:15

SYD

CWL

58h 20m

2 stops

$2,978Multiple Airlines

Wed, 8 Jul - Wed, 15 Jul

17:15 - 09:00

CWL

SYD

54h 45m

2 stops

07:55 - 09:15

SYD

CWL

58h 20m

2 stops

$2,984Multiple Airlines

Wed, 8 Jul - Wed, 15 Jul

09:45 - 12:35

CWL

SYD

41h 50m

2 stops

07:55 - 09:15

SYD

CWL

34h 20m

2 stops

$3,157Multiple Airlines

Thu, 30 Jul - Sun, 2 Aug

17:15 - 07:10

CWL

SYD

28h 55m

3 stops

07:55 - 09:15

SYD

CWL

58h 20m

2 stops

$3,169KLM

Wed, 8 Jul - Wed, 15 Jul

17:35 - 12:35

CWL

SYD

58h 00m

2 stops

22:10 - 09:15

SYD

CWL

44h 05m

2 stops

$3,353Multiple Airlines

Sat, 18 Jul - Sat, 25 Jul

17:15 - 09:00

CWL

SYD

54h 45m

2 stops

10:10 - 16:45

SYD

CWL

39h 35m

3 stops

$3,405Multiple Airlines

Wed, 8 Jul - Wed, 15 Jul

KLM flights from Cardiff to Sydney

Our best KLM deals on Cardiff to Sydney flight tickets

KLM

10 June

CWL09:45Cardiff Wales

35h 40m

2 stops

SYD06:25Sydney Kingsford Smith

17 June

SYD07:55Sydney Kingsford Smith

34h 20m

2 stops

CWL09:15Cardiff Wales

$2,472

KLM

7 June

CWL09:50Cardiff Wales

35h 35m

2 stops

SYD06:25Sydney Kingsford Smith

14 June

SYD09:15Sydney Kingsford Smith

33h 00m

2 stops

CWL09:15Cardiff Wales

$2,476

KLM

10 June

CWL09:45Cardiff Wales

36h 25m

3 stops

SYD07:10Sydney Kingsford Smith

17 June

SYD07:55Sydney Kingsford Smith

34h 20m

2 stops

CWL09:15Cardiff Wales

$2,489

Air France flights from Cardiff to Sydney

Our best Air France deals on Cardiff to Sydney flight tickets

Air France

4 July

CWL09:50Cardiff Wales

41h 45m

2 stops

SYD12:35Sydney Kingsford Smith

11 July

SYD20:30Sydney Kingsford Smith

53h 15m

2 stops

CWL16:45Cardiff Wales

$2,724

Air France

26 July

CWL09:50Cardiff Wales

41h 45m

2 stops

SYD12:35Sydney Kingsford Smith

30 July

SYD20:30Sydney Kingsford Smith

53h 35m

2 stops

CWL17:05Cardiff Wales

$3,545

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 30/10

10:20-18:50

2 stops45h 30m

Sydney Kingsford Smith

Fri 20/11

21:40-17:00

2 stops30h 20m

$2,476

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 30/10

10:20-08:10

3 stops34h 50m

Sydney Kingsford Smith

Fri 20/11

10:25-09:50

2 stops34h 25m

$2,695

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 4/7

09:50-12:35

2 stops41h 45m

Sydney Kingsford Smith

Sat 11/7

20:30-16:45

2 stops53h 15m

$2,724

Fastest return journey

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 30/10

17:30-08:10

3 stops27h 40m

Sydney Kingsford Smith

Fri 20/11

11:45-17:00

3 stops40h 15m

$2,829

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 8/7

17:15-09:00

2 stops54h 45m

Sydney Kingsford Smith

Wed 15/7

07:55-09:15

2 stops58h 20m

$2,978

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 8/7

17:15-09:00

2 stops54h 45m

Sydney Kingsford Smith

Wed 15/7

07:55-09:15

2 stops58h 20m

$2,984

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Thu 30/7

09:45-12:35

2 stops41h 50m

Sydney Kingsford Smith

Sun 2/8

07:55-09:15

2 stops34h 20m

$3,157

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 8/7

17:15-07:10

3 stops28h 55m

Sydney Kingsford Smith

Wed 15/7

07:55-09:15

2 stops58h 20m

$3,168

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 18/7

17:35-12:35

2 stops58h 00m

Sydney Kingsford Smith

Sat 25/7

22:10-09:15

2 stops44h 05m

$3,353

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 8/7

17:15-09:00

2 stops54h 45m

Sydney Kingsford Smith

Wed 15/7

10:10-16:45

3 stops39h 35m

$3,405

Flights are sorted by cheapest return flights first.

Sorted 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 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 $2,215. 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 $2,330.

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	35h 40m
Direct flights	None

The fastest flight from Cardiff to Sydney takes 35h 40m

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 35h 40m.
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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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.