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Cheap flights from Cardiff to Sydney from $1,190

CWL — SYD
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Sydney

Mon 23/1108:35 -
2 stops34h 55m
Mon 30/1112:00 -
3 stops40h 00m
Deal found 26/10$2,366
Mon 23/1110:20 -
2 stops34h 35m
Mon 30/1116:10 -
2 stops28h 35m
Deal found 26/10$2,400
Thu 26/1110:20 -
2 stops34h 35m
Thu 3/1211:10 -
3 stops33h 40m
Deal found 29/10$2,517
Sun 1/1110:20 -
3 stops33h 10m
Sun 8/1116:50 -
3 stops35h 10m
Deal found 27/10$2,638
Mon 28/1210:20 -
2 stops34h 00m
Mon 25/109:55 -
2 stops34h 55m
Deal found 25/10$2,664
Sun 1/1110:20 -
2 stops34h 15m
Sun 8/1110:35 -
2 stops41h 25m
Deal found 27/10$2,666
Thu 10/1210:20 -
2 stops37h 00m
Thu 17/1222:10 -
2 stops46h 40m
Deal found 26/10$2,827

Find flight deals from Cardiff to Sydney

Round-trip from

$2,366

One-way from

$1,190

Popular in

January

Cheapest in

May

Average price

$2,443
23/11-30/11
  • 23/11-30/11
  • 5 total stops
  • 74h 55m total
  • Cardiff to Sydney
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15/1-31/12
  • 15/1-31/12
  • 3 total stops
  • 51h 30m total
  • Cardiff to Sydney
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($616 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($133 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Cardiff to Sydney that are best for you.

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Fri 15/1

16:05-06:35

3 stops51h 30m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,190

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Thu 26/11

10:20-07:55

2 stops34h 35m

Sydney Kingsford Smith

Thu 3/12

11:10-09:50

3 stops33h 40m

$2,517

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Mon 23/11

10:20-07:25

3 stops34h 05m

Sydney Kingsford Smith

Mon 30/11

06:35-09:45

3 stops38h 10m

$2,597

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Thu 10/12

10:20-07:55

2 stops34h 35m

Sydney Kingsford Smith

Thu 17/12

22:10-17:00

2 stops53h 50m

$2,880

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Thu 10/12

10:20-07:55

2 stops34h 35m

Sydney Kingsford Smith

Thu 17/12

06:35-17:00

3 stops45h 25m

$3,704

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 13/12

17:30-06:50

2 stops26h 20m

Sydney Kingsford Smith

Sun 20/12

21:10-17:00

2 stops30h 50m

$3,722

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Sun 13/12

17:30-07:25

3 stops26h 55m

Sydney Kingsford Smith

Sun 20/12

06:35-17:00

3 stops45h 25m

$4,448

CardiffSydney

CWL Cardiff Wales - SYD Sydney Kingsford Smith

CWLSYD

Cardiff Wales

Fri 18/12

17:30-20:20

3 stops39h 50m

Sydney Kingsford Smith

Fri 1/1

06:35-09:50

3 stops38h 15m

$4,741

Flights are sorted by cheapest return flights first.

Deals found on 30/10

Sorted by cheapest first

Best time to book a flight from Cardiff to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Cardiff with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Sydney

What is the cheapest month to book a flight from Cardiff to Sydney?

Currently, May is the cheapest month in which you can book a flight from Cardiff to Sydney (average of $1,785). Flying from Cardiff to Sydney in January is currently the most expensive (average of $3,733). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

  • How long is the flight from Cardiff to Sydney?

    Departing from Cardiff to Sydney will take you 34h 35m. The distance between Cardiff and Sydney is about 17183 km.

  • Can I find deals for flights from Cardiff to Sydney that include hotel bookings?

    Yes. In addition to deals on Cardiff to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Sydney.

  • Can I find deals for business class flights from Cardiff to Sydney?

    Yes. Cheapflights offers flight deals from Cardiff to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cardiff to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Cardiff to Sydney (average of $1,785). Flying from Cardiff to Sydney in January is currently the most expensive (average of $3,733). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Manly
Cronulla
Lithgow
Terrigal
Katoomba
Randwick
Leura
Bondi Beach
Coogee

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Cardiff to Sydney

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How does Cheapflights help users find flights from Cardiff to Sydney?

When you search for this flight from Cardiff to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Cardiff.

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Yes! Cheapflights helps users easily find flights from Cardiff to Sydney with no change fees.

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Yes! Start tracking prices for Cardiff to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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