$85+ Cheap flights from Cardiff

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CWL — SYD
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Cardiff
Explore the most affordable flight options available from Cardiff. Find the lowest fares based on data from user searches, with prices last updated on 18 December 2025.

Sun 1/310:20CWL - SYD
2 stops33h 15mMultiple Airlines
Tue 31/311:05SYD - CWL
2 stops32h 10mMultiple Airlines
Deal found 16/12$2,393
Sat 31/120:05CWL - SYD
2 stops35h 30mMultiple Airlines
Sat 7/221:45SYD - CWL
2 stops34h 10mMultiple Airlines
Deal found 17/12$2,400
Sat 31/110:20CWL - BNE
2 stops36h 40mMultiple Airlines
Sat 7/221:00BNE - CWL
2 stops46h 45mMultiple Airlines
Deal found 16/12$2,454
Sat 31/110:20CWL - SYD
3 stops34h 05mKLM
Sat 7/214:30SYD - CWL
2 stops30h 15mKLM
Deal found 17/12$2,539
Sun 11/110:15CWL - SYD
3 stops37h 30mMultiple Airlines
Sun 8/212:45SYD - CWL
2 stops39h 00mMultiple Airlines
Deal found 16/12$2,548
Sat 31/110:20CWL - PER
3 stops30h 20mMultiple Airlines
Sat 7/205:35PER - CWL
3 stops47h 20mMultiple Airlines
Deal found 17/12$2,612
Sun 1/317:30CWL - SYD
3 stops27h 00mKLM
Tue 31/311:10SYD - CWL
3 stops39h 35mKLM
Deal found 16/12$2,652
Sat 31/110:20CWL - PER
3 stops45h 15mKLM
Sat 7/212:05PER - CWL
2 stops29h 40mKLM
Deal found 17/12$2,690
Tue 13/110:20CWL - SYD
3 stops35h 55mMultiple Airlines
Tue 20/116:35SYD - CWL
2 stops33h 55mMultiple Airlines
Deal found 16/12$2,707
Sun 11/117:30CWL - SYD
2 stops54h 15mKLM
Sun 8/222:15SYD - CWL
2 stops46h 35mKLM
Deal found 16/12$2,920
Mon 25/509:45CWL - BNE
3 stops38h 45mMultiple Airlines
Sat 27/611:00BNE - CWL
3 stops43h 20mMultiple Airlines
Deal found 17/12$2,946
Mon 25/517:15CWL - BNE
2 stops27h 45mAir France
Sat 27/611:05BNE - CWL
2 stops38h 40mAir France
Deal found 17/12$2,974

Find flights from Cardiff within your budget

 
Find flights departing from Cardiff that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 18 December 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 1/3

10:20-06:35

2 stops33h 15m

Sydney Kingsford Smith

Tue 31/3

11:05-09:15

2 stops32h 10m

$2,393

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 31/1

20:05-18:35

2 stops35h 30m

Sydney Kingsford Smith

Sat 7/2

21:45-20:55

2 stops34h 10m

$2,400

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Sat 31/1

10:20-09:00

2 stops36h 40m

Brisbane

Sat 7/2

21:00-09:45

2 stops46h 45m

$2,454

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sat 31/1

10:20-07:25

3 stops34h 05m

Sydney Kingsford Smith

Sat 7/2

14:30-09:45

2 stops30h 15m

$2,539

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 11/1

10:15-10:45

3 stops37h 30m

Sydney Kingsford Smith

Sun 8/2

12:45-16:45

2 stops39h 00m

$2,548

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sat 31/1

10:20-00:40

3 stops30h 20m

Perth

Sat 7/2

05:35-20:55

3 stops47h 20m

$2,612

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Sun 1/3

17:30-07:30

3 stops27h 00m

Sydney Kingsford Smith

Tue 31/3

11:10-16:45

3 stops39h 35m

$2,652

CardiffPerth

CWL - PER

CWLPER

Cardiff Wales

Sat 31/1

10:20-15:35

3 stops45h 15m

Perth

Sat 7/2

12:05-09:45

2 stops29h 40m

$2,690

CardiffSydney

CWL - SYD

CWLSYD

Cardiff Wales

Tue 13/1

10:20-09:15

3 stops35h 55m

Sydney Kingsford Smith

Tue 20/1

16:35-15:30

2 stops33h 55m

$2,707

CardiffBrisbane

CWL - BNE

CWLBNE

Cardiff Wales

Mon 25/5

09:45-09:30

3 stops38h 45m

Brisbane

Sat 27/6

11:00-21:20

3 stops43h 20m

$2,946

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 23 results
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Best time to book a flight from Cardiff

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Cardiff

Get recent, data-driven insights about flights from Cardiff including ideal travel times, pricing trends, and more.

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

Currently, March is the cheapest month in which you can book a flight from Cardiff (average of $1,505). Flying from Cardiff in January will prove the most costly (average of $2,583). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Related info for your journey

Access useful and relevant information related to your journey from Cardiff. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 18 December 2025.

  • What are the most popular destinations to fly to from Cardiff?

    For the current month, the most popular flights from Cardiff are Edinburgh, Amsterdam, Alicante. Alicante, Dublin, Málaga are the most popular locations from Cardiff year round.

  • What is the cheapest month to fly from Cardiff?

    Currently, the cheapest month for flights from Cardiff is March. The most expensive month for flights is January. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Cardiff?

    When you search for this flight from Cardiff, 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 best flight for you.

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

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Cardiff.

  • Can Cheapflights find flights from Cardiff with no change fees?

    Yes! Cheapflights helps users easily find flights from Cardiff with no change fees.

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

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

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Fly with Cheapflights

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How does Cheapflights help users find flights from Cardiff?

When you search for this flight from Cardiff, 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 best flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Cardiff.

Can Cheapflights find flights from Cardiff with no change fees?

Yes! Cheapflights helps users easily find flights from Cardiff with no change fees.

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

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

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