What is the cheapest airline that flies from Cardiff Wales to Sydney Kingsford Smith?

Air France 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.

$958 Cheap Flights from Cardiff to Sydney in 2026/27

Find the cheapest flights from Cardiff to Sydney

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

10:20 - 07:35CWL Cardiff Wales-SYD Sydney Kingsford Smith

34h 15m2 stops Amsterdam Schiphol Singapore Changi

16:30 - 09:45SYD Sydney Kingsford Smith-CWL Cardiff Wales

28h 15m2 stops Singapore Changi Amsterdam Schiphol

$2,286Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

17:30 - 07:25CWL Cardiff Wales-SYD Sydney Kingsford Smith

26h 55m3 stops Amsterdam Schiphol Singapore Changi Denpasar Bali Ngurah Rai

21:55 - 09:50SYD Sydney Kingsford Smith-CWL Cardiff Wales

46h 55m2 stops Incheon Intl Amsterdam Schiphol

$2,312KLM

Wed, 18 Nov - Wed, 25 Nov

14:35 - 06:30CWL Cardiff Wales-SYD Sydney Kingsford Smith

28h 55m2 stops London Heathrow Abu Dhabi Zayed Intl

21:30 - 18:30SYD Sydney Kingsford Smith-CWL Cardiff Wales

32h 00m2 stops Abu Dhabi Zayed Intl London Heathrow

$2,323Etihad Airways

Fri, 12 Feb - Thu, 18 Feb

10:20 - 06:35CWL Cardiff Wales-SYD Sydney Kingsford Smith

33h 15m2 stops Amsterdam Schiphol Singapore Changi

16:30 - 17:00SYD Sydney Kingsford Smith-CWL Cardiff Wales

35h 30m2 stops Singapore Changi Amsterdam Schiphol

$2,384Multiple Airlines

Sun, 1 Nov - Thu, 26 Nov

10:20 - 06:35CWL Cardiff Wales-SYD Sydney Kingsford Smith

33h 15m2 stops Amsterdam Schiphol Singapore Changi

16:30 - 17:00SYD Sydney Kingsford Smith-CWL Cardiff Wales

35h 30m2 stops Singapore Changi Amsterdam Schiphol

$2,391Multiple Airlines

Sun, 1 Nov - Thu, 26 Nov

17:30 - 07:35CWL Cardiff Wales-SYD Sydney Kingsford Smith

51h 05m2 stops Amsterdam Schiphol Bangkok Suvarnabhumi

11:10 - 17:00SYD Sydney Kingsford Smith-CWL Cardiff Wales

40h 50m3 stops Denpasar Bali Ngurah Rai Singapore Changi Amsterdam Schiphol

$2,420KLM

Fri, 12 Feb - Thu, 18 Feb

10:20 - 06:35CWL Cardiff Wales-SYD Sydney Kingsford Smith

33h 15m2 stops Amsterdam Schiphol Singapore Changi

10:35 - 17:00SYD Sydney Kingsford Smith-CWL Cardiff Wales

41h 25m3 stops Jakarta Soekarno-Hatta Intl Kuala Lumpur Intl Amsterdam Schiphol

$2,492Multiple Airlines

Sun, 1 Nov - Thu, 26 Nov

10:20 - 06:35CWL Cardiff Wales-SYD Sydney Kingsford Smith

33h 15m2 stops Amsterdam Schiphol Singapore Changi

10:35 - 17:00SYD Sydney Kingsford Smith-CWL Cardiff Wales

41h 25m3 stops Jakarta Soekarno-Hatta Intl Kuala Lumpur Intl Amsterdam Schiphol

$2,500Multiple Airlines

Sun, 1 Nov - Thu, 26 Nov

10:20 - 07:25CWL Cardiff Wales-SYD Sydney Kingsford Smith

34h 05m3 stops Amsterdam Schiphol Singapore Changi Denpasar Bali Ngurah Rai

06:35 - 09:45SYD Sydney Kingsford Smith-CWL Cardiff Wales

38h 10m3 stops Denpasar Bali Ngurah Rai Singapore Changi Amsterdam Schiphol

$2,536KLM

Wed, 18 Nov - Wed, 25 Nov

10:20 - 07:55CWL Cardiff Wales-SYD Sydney Kingsford Smith

34h 35m2 stops Amsterdam Schiphol Kuala Lumpur Intl

22:10 - 09:50SYD Sydney Kingsford Smith-CWL Cardiff Wales

46h 40m2 stops Taipei City Taiwan Taoyuan Intl Amsterdam Schiphol

$2,674Multiple Airlines

Thu, 19 Nov - Thu, 17 Dec

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KLM flights from Cardiff to Sydney

Our best KLM deals on Cardiff to Sydney flight tickets

KLM

18 Nov

CWL17:30Cardiff Wales

26h 55m

3 stops

SYD07:25Sydney Kingsford Smith

25 Nov

SYD21:55Sydney Kingsford Smith

46h 55m

2 stops

CWL09:50Cardiff Wales

$2,312

KLM

12 Feb

CWL17:30Cardiff Wales

51h 05m

2 stops

SYD07:35Sydney Kingsford Smith

18 Feb

SYD11:10Sydney Kingsford Smith

40h 50m

3 stops

CWL17:00Cardiff Wales

$2,420

KLM

18 Nov

CWL10:20Cardiff Wales

34h 05m

3 stops

SYD07:25Sydney Kingsford Smith

25 Nov

SYD06:35Sydney Kingsford Smith

38h 10m

3 stops

CWL09:45Cardiff Wales

$2,536

Etihad Airways flights from Cardiff to Sydney

Our best Etihad Airways deals on Cardiff to Sydney flight tickets

Etihad Airways

12 Feb

CWL14:35Cardiff Wales

28h 55m

2 stops

SYD06:30Sydney Kingsford Smith

18 Feb

SYD21:30Sydney Kingsford Smith

32h 00m

2 stops

CWL18:30Cardiff Wales

$2,323

Etihad Airways

16 Jan

CWL08:40Cardiff Wales

34h 50m

2 stops

SYD06:30Sydney Kingsford Smith

6 Feb

SYD16:50Sydney Kingsford Smith

40h 50m

2 stops

CWL22:40Cardiff Wales

$2,739

Etihad Airways

14 Nov

CWL03:40Cardiff Wales

39h 50m

2 stops

SYD06:30Sydney Kingsford Smith

22 Nov

SYD16:50Sydney Kingsford Smith

30h 15m

2 stops

CWL12:05Cardiff Wales

$14,365

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Wed 18/11

10:20-07:35

2 stops34h 15m

Sydney Kingsford Smith

Wed 25/11

16:30-09:45

2 stops28h 15m

$2,286

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Wed 18/11

17:30-07:25

3 stops26h 55m

Sydney Kingsford Smith

Wed 25/11

21:55-09:50

2 stops46h 55m

$2,312

Fastest return journey

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Fri 12/2

14:35-06:30

2 stops28h 55m

Sydney Kingsford Smith

Thu 18/2

21:30-18:30

2 stops32h 00m

$2,323

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 1/11

10:20-06:35

2 stops33h 15m

Sydney Kingsford Smith

Thu 26/11

16:30-17:00

2 stops35h 30m

$2,384

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 1/11

10:20-06:35

2 stops33h 15m

Sydney Kingsford Smith

Thu 26/11

16:30-17:00

2 stops35h 30m

$2,391

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Fri 12/2

17:30-07:35

2 stops51h 05m

Sydney Kingsford Smith

Thu 18/2

11:10-17:00

3 stops40h 50m

$2,420

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 1/11

10:20-06:35

2 stops33h 15m

Sydney Kingsford Smith

Thu 26/11

10:35-17:00

3 stops41h 25m

$2,492

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 1/11

10:20-06:35

2 stops33h 15m

Sydney Kingsford Smith

Thu 26/11

10:35-17:00

3 stops41h 25m

$2,500

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Wed 18/11

10:20-07:25

3 stops34h 05m

Sydney Kingsford Smith

Wed 25/11

06:35-09:45

3 stops38h 10m

$2,536

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Thu 19/11

10:20-07:55

2 stops34h 35m

Sydney Kingsford Smith

Thu 17/12

22:10-09:50

2 stops46h 40m

$2,674

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 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?

Prices are currently low for flights on this route.

Typical prices usually range from $2,394 to $2,532.
The lowest price recently found on this route was $2,286.

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 $1,803.

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

Best price found	$958
Fastest flight time	28h 55m
Direct flights	None

The best one-way flight to Sydney from Cardiff in the past 72 hours is $958. The best return flight deal from Cardiff to Sydney found on momondo in the last 72 hours is $2,286.

The fastest flight from Cardiff to Sydney takes 28h 55m

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 28h 55m.
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 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.