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Cheap flights from Cardiff to New South Wales from £1,302

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — SYD
10 Jul — 17 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to New South Wales

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to New South Wales
Explore the most affordable flight options available from Cardiff to New South Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 June 2026.

Wed 10/609:45
CWL
-
SYD
2 stops35h 40m
KLM
Wed 17/607:55
SYD
-
CWL
2 stops34h 20m
KLM
Deal found 5/6£1,302
Tue 29/909:45
CWL
-
SYD
2 stops35h 40m
KLM
Mon 28/1212:00
SYD
-
CWL
2 stops40h 00m
KLM
Deal found 9/6£1,434
Sat 4/709:50
CWL
-
SYD
2 stops41h 45m
Air France
Sat 11/720:30
SYD
-
CWL
2 stops53h 15m
Air France
Deal found 6/6£1,435
Wed 1/717:15
CWL
-
SYD
2 stops58h 20m
Air France
Fri 17/711:00
SYD
-
CWL
2 stops62h 45m
Air France
Deal found 7/6£1,444
Fri 12/617:15
CWL
-
SYD
2 stops26h 55m
Multiple Airlines
Fri 19/609:50
SYD
-
CWL
2 stops56h 25m
Multiple Airlines
Deal found 7/6£1,473
Thu 11/609:45
CWL
-
SYD
2 stops35h 40m
KLM
Thu 18/607:55
SYD
-
CWL
2 stops34h 20m
KLM
Deal found 6/6£1,504
Mon 30/1110:20
CWL
-
SYD
2 stops33h 15m
KLM
Sat 12/1206:35
SYD
-
CWL
3 stops45h 25m
KLM
Deal found 7/6£1,506
Sat 4/717:35
CWL
-
SYD
2 stops27h 35m
Multiple Airlines
Fri 17/720:45
SYD
-
CWL
2 stops29h 20m
Multiple Airlines
Deal found 8/6£1,534
Sat 5/1210:20
CWL
-
SYD
3 stops37h 25m
Multiple Airlines
Sun 20/1222:10
SYD
-
CWL
2 stops46h 40m
Multiple Airlines
Deal found 7/6£1,558
Sat 13/617:35
CWL
-
SYD
3 stops59h 30m
Multiple Airlines
Sat 20/621:00
SYD
-
CWL
3 stops52h 45m
Multiple Airlines
Deal found 8/6£1,601

Find flight deals from Cardiff to New South Wales

Keep the following information in mind while searching for Cardiff to New South Wales flight deals. Data was last updated 10 June 2026.

Round-trip from

£1,434

Popular in

December

Cheapest in

May

Average price

£1,236
KLM
  • KLM
  • 29/9-28/12
  • 4 total stops
  • 75h 40m total
  • Cardiff to New South Wales
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to New South Wales 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 858,174 searches. Data last updated 10 June 2026.
Use the filters below to find and compare flights from Cardiff to New South Wales that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 29/9

09:45-06:25

2 stops35h 40m

Sydney Kingsford Smith

Mon 28/12

12:00-17:00

2 stops40h 00m

£1,434

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 4/7

09:50-12:35

2 stops41h 45m

Sydney Kingsford Smith

Sat 11/7

20:30-16:45

2 stops53h 15m

£1,435

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 30/11

10:20-07:25

3 stops34h 05m

Sydney Kingsford Smith

Sat 12/12

06:35-17:00

3 stops45h 25m

£1,506
Fastest return journey

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Mon 30/11

17:30-06:50

2 stops26h 20m

Sydney Kingsford Smith

Sat 12/12

21:40-17:00

2 stops30h 20m

£1,639

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 26/7

09:50-12:35

2 stops41h 45m

Sydney Kingsford Smith

Thu 30/7

20:30-17:05

2 stops53h 35m

£1,868

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 4/7

17:35-07:10

3 stops28h 35m

Sydney Kingsford Smith

Sat 11/7

10:20-16:45

2 stops39h 25m

£1,941

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 1/7

17:15-12:35

2 stops58h 20m

Sydney Kingsford Smith

Fri 17/7

16:25-16:45

3 stops57h 20m

£1,944

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Wed 1/7

17:15-07:10

3 stops28h 55m

Sydney Kingsford Smith

Fri 17/7

22:10-09:15

2 stops44h 05m

£1,979
Cheapest one-way
Fastest single journey

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 20/6

11:35-06:35

2 stops34h 00m

£4,205

Flights are sorted by cheapest return flights first.

Deals found on 8/6

Sorted by cheapest first

Best time to book a flight from Cardiff to New South Wales

Have a flexible travel schedule? Discover the best time to fly to New South Wales from Cardiff 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 Cardiff to New South Wales

What is the cheapest month to book a flight from Cardiff to New South Wales?

Currently, March is the cheapest month in which you can book a flight from Cardiff to New South Wales (average of £745). Flying from Cardiff to New South Wales in December is currently the most expensive (average of £1,350). 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.

How much does it cost for a return flight from Cardiff to New South Wales?

Reviews of airlines servicing New South Wales

Get insights into the airlines that provide service to New South Wales. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New South Wales. Reviews last updated 10 June 2026.
Read through reviews of airlines operating flights from Cardiff to New South Wales, such as KLM and Etihad Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,527 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,527 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Etihad Airways
7.3
Good
1,452 reviews
KLM
7.8
Good
1,527 reviews
Check prices

Overall

7.8

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

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

  • What airport do you fly from for flights from Cardiff to New South Wales?

    If you book a flight to New South Wales from Cardiff, you will be flying from Cardiff Wales, which is the city’s only airport. Cardiff Wales (CWL) is located 9.1 mi from the center of Cardiff.

  • How long is the flight from Cardiff to New South Wales?

    A quick flight from Cardiff to New South Wales can take about 35h 40m. KLM provides one of the quickest options available for as low as £1,434. Cardiff and New South Wales are separated by a distance of 10677 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Cardiff to New South Wales that include hotel bookings?

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

  • How can I find direct flights from Cardiff to New South Wales?

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

  • Can I find deals for business class flights from Cardiff to New South Wales?

    Yes. Cheapflights offers flight deals from Cardiff to New South Wales 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 New South Wales?

    Currently, March is the cheapest month in which you can book a flight from Cardiff to New South Wales (average of £745). Flying from Cardiff to New South Wales in December is currently the most expensive (average of £1,350). 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

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.

Top 2 airlines flying from Cardiff to New South Wales

Discover the top 2 airlines that operate flights from Cardiff to New South Wales. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£745Average£1,265FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
KLMCheapest£1,188Average£1,530FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Cardiff to New South Wales?

When you search for this flight from Cardiff to New South Wales, 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 New South Wales?

Millions of users choose and trust Cheapflights to book the best flight deals from Cardiff to New South Wales for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Cardiff to New South Wales with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to New South Wales flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Cardiff to New South Wales become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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