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Cheap flights from Sydney to Cardiff from $2,274

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CWL
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap 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 16 September 2025.

Round-trip from

$2,274

Popular in

April

Cheapest in

February

Average price

$2,967
29/10-5/11
  • 29/10-5/11
  • 4 total stops
  • 61h 45m total
  • Sydney to Cardiff
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($289 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($159 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Sydney to Cardiff

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 16 September 2025.

Wed 29/1016:35SYD - CWL
2 stops28h 30mMultiple Airlines
Wed 5/1110:20CWL - SYD
2 stops33h 15mMultiple Airlines
Deal found 14/9$2,274
Fri 31/1020:05SYD - CWL
3 stops34h 35mMultiple Airlines
Fri 7/1122:25CWL - SYD
3 stops35h 55mMultiple Airlines
Deal found 16/9$2,323

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 16 September 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

Wed 29/10

16:35-10:05

2 stops28h 30m

Cardiff Wales

Wed 5/11

10:20-06:35

2 stops33h 15m

$2,274

SydneyCardiff

SYD - CWL

SYDCWL

Sydney Kingsford Smith

Fri 31/10

20:05-19:40

3 stops34h 35m

Cardiff Wales

Fri 7/11

22:25-21:20

3 stops35h 55m

$2,323

Flights are sorted by cheapest return flights first.

Deals found on 14/9

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 16 September 2025.

When flying from Sydney to Cardiff, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. 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 Cardiff. Reviews last updated 16 September 2025.
Read through reviews of airlines operating flights from Sydney to Cardiff, such as Etihad Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Etihad Airways
7.4
Good
1,250 reviews
Check prices

Comfort

7.3

Boarding

7.6

Overall

7.4

Entertainment

7.3

Crew

7.8

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

JFK - AUH

Low load on JFK to AUH. Got a whole row to myself. Modern airline and airplane. Only vegetarian option available on same route. It was delicious though. AUH BKK was packed to the gills. Nothing wrong with the flight though.
Etihad Airways
7.4
Good
1,250 reviews
Etihad Airways
7.4
Good
1,250 reviews
Check prices

Comfort

7.3

Boarding

7.6

Overall

7.4

Entertainment

7.3

Crew

7.8

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2025

JFK - AUH

Low load on JFK to AUH. Got a whole row to myself. Modern airline and airplane. Only vegetarian option available on same route. It was delicious though. AUH BKK was packed to the gills. Nothing wrong with the flight though.

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.

  • What is the cheapest airline to fly from Sydney to Cardiff round-trip?

    Cheapflights users have booked flights from Sydney to Cardiff round-trip from $1,723. Etihad Airways is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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

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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
Coolangatta to Manchester flights
Sydney to Bristol flights

Top airline flying from Sydney to Cardiff

Discover the top airline that operate flights from Sydney to Cardiff. 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 647,157 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$1,723Average$1,883FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

Fly with Cheapflights

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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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