$1,632 Cheap Flights from Sydney (SYD) to Cardiff (CWL)

View $1,632 flight on Thu, Dec 11, 2025Opens in a new window

Popular airlines from Sydney Airport (SYD) to Cardiff International Airport (CWL)

Cheap Flights from Sydney to Cardiff (SYD-CWL)

Prices were available within the past 7 days and start at $1,632 for one-way flights and $1,932 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,932 Roundtrip, found 2 days ago
$1,932
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,932 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,934 Roundtrip, found 2 days ago
$1,934
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,934 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,937 Roundtrip, found 2 days ago
$1,937
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,937 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,939 Roundtrip, found 2 days ago
$1,939
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,939 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,941 Roundtrip, found 2 days ago
$1,941
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,941 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,944 Roundtrip, found 2 days ago
$1,944
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,944 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,946 Roundtrip, found 2 days ago
$1,946
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,946 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,946 Roundtrip, found 2 days ago
$1,946
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,946 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,948 Roundtrip, found 2 days ago
$1,948
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,948 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,951 Roundtrip, found 2 days ago
$1,951
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,951 found 2 days ago
Qatar Airways
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
CWL
Cardiff
$1,953 Roundtrip, found 2 days ago
$1,953
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Nov 9 from Sydney to Cardiff, returning Sun, Nov 16, priced at $1,953 found 2 days ago

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL) cost?
Lock in a cheap one-way flight from $1,632 or cheap return flight from $1,932 from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL)?
Traveling in November is a great way to save, as it's the cheapest month for flights between SYD and CWL. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL)?
To find the cheapest airline that'll fly you from SYD to CWL, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL)?
Nonstop flights from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SYD to CWL?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL)?
To avoid possible delays on the Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL) route, fly before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL) last-minute?
Last-minute bookings from SYD to CWL are generally more expensive. To lock in the best prices, start searching for flights ahead of time. That said, if your travel plans are flexible, you may find a cheap ticket right before your trip.
Is it cheaper to book a SYD to CWL flight and hotel package?
Compared with arranging hotels and flights separately, booking a SYD to CWL flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of travel planning. Simply secure your flights and choose from our extensive range of stays, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Cardiff Intl. Airport (CWL)?
If you booked your SYD to CWL flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Cardiff Intl.
Roundtrip price
$1,931
Distance
10682 mi

Book with confidence

Sydney to Cardiff Flights

The cheapest times to fly from Sydney to Cardiff

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sydney to Cardiff are during the month of November. You can find some of the cheapest flights from Sydney to Cardiff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sydney to Cardiff

Sunday is one of the best days to book for cheap flights from Sydney to Cardiff: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sydney to Cardiff

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sydney to Cardiff in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,632 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sydney to Cardiff flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sydney to Cardiff airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sydney to Cardiff Flights

Explore a world of travel with Expedia

*Available to One Key members.