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Cheap flights from Sydney to Cardiff from $924

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CWL
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Cardiff

Enter your travel dates to find the best prices.

Best flights from Sydney to Cardiff
Discover carefully curated flight deals from Sydney to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 December 2025.

Sat 21/310:45SYD - CWL
3 stops45h 10mMultiple Airlines
Wed 15/409:45CWL - SYD
3 stops39h 00mMultiple Airlines
Deal found 2/12$2,351
Wed 4/306:35SYD - CWL
3 stops38h 15mKLM
Sun 8/317:30CWL - SYD
2 stops51h 05mKLM
Deal found 1/12$2,885
Sun 18/111:10SYD - CWL
3 stops40h 35mMultiple Airlines
Sun 25/110:15CWL - SYD
3 stops37h 30mMultiple Airlines
Deal found 4/12$2,656

Find flight deals from Sydney to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Cardiff (CWL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 December 2025.

Round-trip from

$2,351

One-way from

$924

Popular in

September

Cheapest in

February

Average price

$2,149
21/3-15/4
  • 21/3-15/4
  • 6 total stops
  • 84h 10m total
  • Sydney to Cardiff
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27/5
  • 27/5
  • 3 total stops
  • 44h 55m total
  • Sydney to Cardiff
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($272 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($72 potential savings vs. average return price).
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Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Cardiff that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 4 December 2025.
Use the filters below to find and compare flights from Sydney to Cardiff that are best for you.

Fly from

Sydney

Fly to

Cardiff

Route

Depart

Return

Price

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Sat 21/3

10:45-20:55

3 stops45h 10m

Cardiff Wales

Wed 15/4

09:45-09:45

3 stops39h 00m

$2,351

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Sun 18/1

11:10-16:45

3 stops40h 35m

Cardiff Wales

Sun 25/1

10:15-10:45

3 stops37h 30m

$2,656

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Wed 4/3

06:35-09:50

3 stops38h 15m

Cardiff Wales

Sun 8/3

17:30-07:35

2 stops51h 05m

$2,885

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Wed 27/5

10:05-22:00

3 stops44h 55m

$924

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Mon 1/6

20:30-10:15

2 stops70h 45m

$4,470

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Best time to book a flight from Sydney to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

What is the cheapest time of day to fly from SYD to CWL?

Find hourly flight availability from Sydney to Cardiff. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 December 2025.

When flying from Sydney to Cardiff, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 52% versus a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Cardiff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to Cardiff

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Sydney to Cardiff via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Cardiff.

Can Cheapflights find flights from Sydney to Cardiff with no change fees?

Yes, we can. To see specific flights from Sydney to Cardiff with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Sydney to Cardiff become cheaper?

Not ready to book yet? You can track prices for flights from Sydney to Cardiff on Cheapflights with our Price Alert feature and get notified when better prices are available.

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