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.

$1,396 Cheap Flights from Cardiff to Sydney in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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 - 06:30

CWL

SYD

33h 10m3 stops

12:15 - 10:05

SYD

CWL

32h 50m3 stops

$2,483Multiple Airlines

Sat, 24 Jan - Wed, 28 Jan

10:20 - 06:30

CWL

SYD

33h 10m3 stops

16:35 - 10:05

SYD

CWL

28h 30m2 stops

$2,680Multiple Airlines

Sat, 24 Jan - Wed, 28 Jan

17:15 - 06:50

CWL

SYD

50h 35m3 stops

15:50 - 09:50

SYD

CWL

53h 00m3 stops

$2,766Multiple Airlines

Fri, 20 Feb - Tue, 24 Feb

17:15 - 06:35

CWL

SYD

26h 20m2 stops

11:30 - 09:50

SYD

CWL

33h 20m2 stops

$2,830KLM

Fri, 20 Feb - Tue, 24 Feb

17:15 - 08:25

CWL

SYD

28h 10m2 stops

15:55 - 09:50

SYD

CWL

28h 55m2 stops

$2,846KLM

Fri, 6 Feb - Fri, 27 Feb

17:15 - 19:20

CWL

SYD

39h 05m3 stops

21:15 - 16:55

SYD

CWL

30h 40m3 stops

$2,966Multiple Airlines

Fri, 6 Feb - Fri, 27 Feb

17:15 - 19:20

CWL

SYD

63h 05m3 stops

21:15 - 16:55

SYD

CWL

30h 40m3 stops

$2,973Multiple Airlines

Mon, 19 Jan - Mon, 26 Jan

23:30 - 22:30

CWL

SYD

36h 00m2 stops

16:35 - 16:55

SYD

CWL

35h 20m3 stops

$3,020Multiple Airlines

Mon, 19 Jan - Mon, 26 Jan

20:05 - 18:35

CWL

SYD

35h 30m2 stops

16:35 - 10:05

SYD

CWL

28h 30m2 stops

$3,056Multiple Airlines

Sat, 24 Jan - Wed, 28 Jan

17:15 - 20:50

CWL

SYD

40h 35m2 stops

15:15 - 16:55

SYD

CWL

36h 40m2 stops

$3,111Multiple Airlines

Mon, 19 Jan - Mon, 26 Jan

KLM flights from Cardiff to Sydney

Our best KLM deals on Cardiff to Sydney flight tickets

KLM

20 Feb

CWL17:15Cardiff Wales

26h 20m

2 stops

SYD06:35Sydney Kingsford Smith

24 Feb

SYD11:30Sydney Kingsford Smith

33h 20m

2 stops

CWL09:50Cardiff Wales

$2,830

Find similar

KLM

6 Feb

CWL17:15Cardiff Wales

28h 10m

2 stops

SYD08:25Sydney Kingsford Smith

27 Feb

SYD15:55Sydney Kingsford Smith

28h 55m

2 stops

CWL09:50Cardiff Wales

$2,846

Find similar

KLM

26 Jan

CWL10:20Cardiff Wales

34h 15m

2 stops

SYD07:35Sydney Kingsford Smith

3 Feb

SYD15:55Sydney Kingsford Smith

36h 00m

2 stops

CWL16:55Cardiff Wales

$3,227

Find similar

Singapore Airlines flights from Cardiff to Sydney

Our best Singapore Airlines deals on Cardiff to Sydney flight tickets

Singapore Airlines

28 Feb

CWL17:25Cardiff Wales

40h 50m

2 stops

SYD21:15Sydney Kingsford Smith

19 Mar

SYD19:10Sydney Kingsford Smith

49h 40m

2 stops

CWL09:50Cardiff Wales

$4,138

Find similar

Singapore Airlines

20 Jan

CWL17:25Cardiff Wales

37h 30m

2 stops

SYD17:55Sydney Kingsford Smith

16 Feb

SYD19:10Sydney Kingsford Smith

49h 40m

2 stops

CWL09:50Cardiff Wales

$5,497

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 24/1

10:20-06:30

3 stops33h 10m

Sydney Kingsford Smith

Wed 28/1

12:15-10:05

3 stops32h 50m

$2,483

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 24/1

10:20-06:30

3 stops33h 10m

Sydney Kingsford Smith

Wed 28/1

16:35-10:05

2 stops28h 30m

$2,680

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 20/2

17:15-06:50

3 stops50h 35m

Sydney Kingsford Smith

Tue 24/2

15:50-09:50

3 stops53h 00m

$2,766

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 20/2

17:15-06:35

2 stops26h 20m

Sydney Kingsford Smith

Tue 24/2

11:30-09:50

2 stops33h 20m

$2,830

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 6/2

17:15-08:25

2 stops28h 10m

Sydney Kingsford Smith

Fri 27/2

15:55-09:50

2 stops28h 55m

$2,846

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 6/2

17:15-19:20

3 stops39h 05m

Sydney Kingsford Smith

Fri 27/2

21:15-16:55

3 stops30h 40m

$2,966

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 19/1

17:15-19:20

3 stops63h 05m

Sydney Kingsford Smith

Mon 26/1

21:15-16:55

3 stops30h 40m

$2,973

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 19/1

23:30-22:30

2 stops36h 00m

Sydney Kingsford Smith

Mon 26/1

16:35-16:55

3 stops35h 20m

$3,020

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 24/1

20:05-18:35

2 stops35h 30m

Sydney Kingsford Smith

Wed 28/1

16:35-10:05

2 stops28h 30m

$3,056

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 19/1

17:15-20:50

2 stops40h 35m

Sydney Kingsford Smith

Mon 26/1

15:15-16:55

2 stops36h 40m

$3,111

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 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 April is, on average, the cheapest month to fly to Sydney from Cardiff, with most prices found around $2,104. If you aren’t able to travel to Sydney during the month of April, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $2,164.

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	26h 05m
Direct flights	None

The fastest flight from Cardiff to Sydney takes 26h 05m

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 26h 20m.
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.

Parramatta

Wollongong

Terrigal

Katoomba

Penrith

Lithgow

Leura

Manly

Bondi Beach

Coogee

Cronulla

Randwick

Charlestown

Newport

Swansea

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.