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.

$2,019 Cheap Flights from Cardiff to Sydney in 2026

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.

23:15 - 16:50

CWL

SYD

32h 35m

2 stops

21:05 - 23:25

SYD

CWL

35h 20m

3 stops

$2,019Multiple Airlines

Tue, 7 Apr - Tue, 14 Apr

23:15 - 16:50

CWL

SYD

32h 35m

2 stops

15:40 - 16:45

SYD

CWL

34h 05m

2 stops

$2,222Multiple Airlines

Tue, 7 Apr - Tue, 14 Apr

09:45 - 07:00

CWL

SYD

36h 15m

2 stops

22:10 - 09:15

SYD

CWL

44h 05m

2 stops

$2,246KLM

Sat, 2 May - Sat, 16 May

09:45 - 05:10

CWL

SYD

34h 25m

2 stops

10:20 - 16:45

SYD

CWL

39h 25m

2 stops

$2,281Air France

Tue, 7 Apr - Tue, 14 Apr

09:50 - 06:25

CWL

SYD

35h 35m

2 stops

20:30 - 16:45

SYD

CWL

53h 15m

3 stops

$2,427Multiple Airlines

Sun, 5 Apr - Sun, 12 Apr

21:45 - 16:50

CWL

SYD

34h 05m

2 stops

15:40 - 16:45

SYD

CWL

34h 05m

2 stops

$2,659Multiple Airlines

Sun, 5 Apr - Sun, 12 Apr

09:50 - 06:30

CWL

SYD

35h 40m

3 stops

20:30 - 16:45

SYD

CWL

53h 15m

3 stops

$2,731Multiple Airlines

Sun, 5 Apr - Sun, 12 Apr

09:45 - 05:10

CWL

SYD

34h 25m

3 stops

10:10 - 16:45

SYD

CWL

39h 35m

3 stops

$2,788Multiple Airlines

Tue, 7 Apr - Tue, 14 Apr

17:35 - 10:00

CWL

SYD

31h 25m

2 stops

10:10 - 16:45

SYD

CWL

39h 35m

3 stops

$2,806KLM

Sat, 2 May - Sat, 16 May

17:15 - 07:10

CWL

SYD

27h 55m

2 stops

15:40 - 17:05

SYD

CWL

34h 25m

2 stops

$3,027Multiple Airlines

Fri, 3 Apr - Fri, 10 Apr

KLM flights from Cardiff to Sydney

Our best KLM deals on Cardiff to Sydney flight tickets

KLM

2 May

CWL09:45Cardiff Wales

36h 15m

2 stops

SYD07:00Sydney Kingsford Smith

16 May

SYD22:10Sydney Kingsford Smith

44h 05m

2 stops

CWL09:15Cardiff Wales

$2,246

KLM

24 Feb

CWL17:25Cardiff Wales

26h 10m

2 stops

SYD06:35Sydney Kingsford Smith

3 Mar

SYD11:30Sydney Kingsford Smith

33h 20m

2 stops

CWL09:50Cardiff Wales

$2,613

KLM

24 Feb

CWL17:25Cardiff Wales

27h 00m

3 stops

SYD07:25Sydney Kingsford Smith

3 Mar

SYD16:15Sydney Kingsford Smith

28h 35m

2 stops

CWL09:50Cardiff Wales

$2,624

Singapore Airlines flights from Cardiff to Sydney

Our best Singapore Airlines deals on Cardiff to Sydney flight tickets

Singapore Airlines

1 July

CWL17:15Cardiff Wales

41h 00m

2 stops

SYD19:15Sydney Kingsford Smith

5 July

SYD18:00Sydney Kingsford Smith

48h 15m

2 stops

CWL09:15Cardiff Wales

$4,585

Singapore Airlines

30 July

CWL17:15Cardiff Wales

38h 30m

2 stops

SYD16:45Sydney Kingsford Smith

13 Aug

SYD15:00Sydney Kingsford Smith

27h 15m

2 stops

CWL09:15Cardiff Wales

$6,078

Fly from

Fly to

Route

Depart

Return

Price

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 7/4

23:15-16:50

2 stops32h 35m

Sydney Kingsford Smith

Tue 14/4

21:05-23:25

3 stops35h 20m

$2,019

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 7/4

23:15-16:50

2 stops32h 35m

Sydney Kingsford Smith

Tue 14/4

15:40-16:45

2 stops34h 05m

$2,222

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 2/5

09:45-07:00

2 stops36h 15m

Sydney Kingsford Smith

Sat 16/5

22:10-09:15

2 stops44h 05m

$2,246

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 7/4

09:45-05:10

2 stops34h 25m

Sydney Kingsford Smith

Tue 14/4

10:20-16:45

2 stops39h 25m

$2,281

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 5/4

09:50-06:25

2 stops35h 35m

Sydney Kingsford Smith

Sun 12/4

20:30-16:45

3 stops53h 15m

$2,426

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 5/4

21:45-16:50

2 stops34h 05m

Sydney Kingsford Smith

Sun 12/4

15:40-16:45

2 stops34h 05m

$2,659

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 5/4

09:50-06:30

3 stops35h 40m

Sydney Kingsford Smith

Sun 12/4

20:30-16:45

3 stops53h 15m

$2,731

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 7/4

09:45-05:10

3 stops34h 25m

Sydney Kingsford Smith

Tue 14/4

10:10-16:45

3 stops39h 35m

$2,788

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 2/5

17:35-10:00

2 stops31h 25m

Sydney Kingsford Smith

Sat 16/5

10:10-16:45

3 stops39h 35m

$2,806

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Fri 3/4

17:15-07:10

2 stops27h 55m

Sydney Kingsford Smith

Fri 10/4

15:40-17:05

2 stops34h 25m

$3,027

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 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 $2,127. 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 $2,209.

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	28h 05m
Direct flights	None

The fastest flight from Cardiff to Sydney takes 28h 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 28h 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.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Manly

Leura

Coogee

Bondi Beach

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.