Find flights
When to book
FAQs

Cheap flights from Sydney to Cardiff from $1,123

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CWL
4 Jul — 11 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Cardiff

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Cardiff
Explore the most affordable flight options available from Sydney to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 June 2026.

Fri 11/907:55
SYD
-
CWL
2 stops42h 10m
KLM
Sun 20/909:50
CWL
-
SYD
2 stops35h 35m
KLM
Deal found 30/5$3,054
Mon 29/620:30
SYD
-
CWL
2 stops53h 15m
Air France
Mon 6/717:15
CWL
-
SYD
2 stops58h 20m
Air France
Deal found 31/5$3,190
Wed 1/707:55
SYD
-
CWL
2 stops41h 50m
Multiple Airlines
Fri 10/717:15
CWL
-
SYD
2 stops54h 45m
Multiple Airlines
Deal found 30/5$3,261
Mon 29/614:45
SYD
-
CWL
2 stops35h 00m
Multiple Airlines
Mon 6/709:45
CWL
-
SYD
3 stops34h 25m
Multiple Airlines
Deal found 31/5$4,082
Wed 1/706:15
SYD
-
CWL
3 stops43h 30m
KLM
Fri 10/717:15
CWL
-
SYD
3 stops31h 25m
KLM
Deal found 30/5$7,399
Thu 16/720:30
SYD
-
CWL
2 stops46h 45m
WestJet
Thu 23/711:35
CWL
-
SYD
2 stops34h 00m
WestJet
Deal found 1/6$9,056
Mon 29/620:30
SYD
-
CWL
2 stops70h 45m
WestJet
Mon 6/711:35
CWL
-
SYD
2 stops34h 00m
WestJet
Deal found 1/6$9,110

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 June 2026.

Round-trip from

$3,054

One-way from

$1,123
KLM
  • KLM
  • 11/9-20/9
  • 4 total stops
  • 77h 45m total
  • Sydney to Cardiff
Search Deals
15/6
  • 15/6
  • 3 total stops
  • 57h 00m total
  • Sydney to Cardiff
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 June 2026.
Use the filters below to find and compare flights from Sydney to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Fri 11/9

07:55-17:05

2 stops42h 10m

Cardiff Wales

Sun 20/9

09:50-06:25

2 stops35h 35m

$3,054

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Wed 1/7

07:55-16:45

2 stops41h 50m

Cardiff Wales

Fri 10/7

17:15-09:00

2 stops54h 45m

$3,261
Fastest return journey

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Mon 29/6

14:45-16:45

2 stops35h 00m

Cardiff Wales

Mon 6/7

09:45-05:10

3 stops34h 25m

$4,082

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Wed 1/7

06:15-16:45

3 stops43h 30m

Cardiff Wales

Fri 10/7

17:15-09:40

3 stops31h 25m

$7,399

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Thu 16/7

20:30-10:15

2 stops46h 45m

Cardiff Wales

Thu 23/7

11:35-06:35

2 stops34h 00m

$9,056

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Mon 29/6

20:30-10:15

2 stops70h 45m

Cardiff Wales

Mon 6/7

11:35-06:35

2 stops34h 00m

$9,110

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Sat 18/7

20:30-10:15

2 stops46h 45m

Cardiff Wales

Sat 25/7

11:35-06:35

2 stops34h 00m

$9,212
Cheapest one-way
Fastest single journey

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Mon 15/6

20:30-20:30

3 stops57h 00m

$1,123

Flights are sorted by cheapest return flights first.

Deals found on 1/6

Sorted by cheapest first

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.

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.

  • How long is the flight from Sydney to Cardiff?

    KLM can get you from Sydney to Cardiff in just under 42h 10m. Your travel time can differ by up to . Sydney and Cardiff are separated by a distance of 17183 km.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sydney to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Manchester flights
Sydney to Bristol flights
Coolangatta to Manchester flights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.