Cheap flights from Helsinki to Cardiff from £234

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to Cardiff departing on 6/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

KLM Logo
18:25 - 09:15HEL-CWL
16h 50m1 stop
KLM Logo
09:50 - 17:40CWL-HEL
5h 50m1 stop
£234KLM
Find Deal
Sat, 6 Sep - Wed, 10 Sep
 Logo
07:20 - 10:35HEL-CWL
29h 15m3 stops
 Logo
20:30 - 16:40CWL-HEL
18h 10m2 stops
Sat, 6 Sep - Wed, 10 Sep
KLM Logo
07:00 - 16:50HEL-CWL
11h 50m1 stop
KLM Logo
10:20 - 17:25CWL-HEL
5h 05m1 stop
£281KLM
Find Deal
Sun, 28 Dec - Fri, 9 Jan
KLM Logo
07:00 - 16:55HEL-CWL
11h 55m1 stop
KLM Logo
10:20 - 17:25CWL-HEL
5h 05m1 stop
£290KLM
Find Deal
Fri, 2 Jan - Sun, 11 Jan
 Logo
18:25 - 09:15HEL-CWL
16h 50m1 stop
 Logo
09:50 - 23:20CWL-HEL
11h 30m2 stops
Sat, 6 Sep - Wed, 10 Sep
 Logo
07:00 - 16:50HEL-CWL
11h 50m1 stop
 Logo
10:20 - 22:35CWL-HEL
10h 15m2 stops
Sun, 28 Dec - Fri, 9 Jan
 Logo
07:00 - 16:55HEL-CWL
11h 55m1 stop
 Logo
10:20 - 22:35CWL-HEL
10h 15m2 stops
Fri, 2 Jan - Sun, 11 Jan
 Logo
18:30 - 09:15HEL-CWL
16h 45m2 stops
 Logo
17:15 - 16:40CWL-HEL
21h 25m2 stops
Sat, 6 Sep - Wed, 10 Sep
 Logo
16:05 - 09:50HEL-CWL
43h 45m2 stops
 Logo
17:30 - 15:25CWL-HEL
19h 55m2 stops
Fri, 2 Jan - Sun, 11 Jan
 Logo
05:30 - 09:50HEL-CWL
30h 20m2 stops
 Logo
10:20 - 22:35CWL-HEL
34h 15m2 stops
Sun, 28 Dec - Fri, 9 Jan

KLM flights from Helsinki to Cardiff

Our best KLM deals on Helsinki to Cardiff flight tickets
KLM
6 Sept
HEL18:25Helsinki-Vantaa
16h 50m
1 stop
CWL09:15Cardiff Wales
10 Sept
CWL09:50Cardiff Wales
5h 50m
1 stop
HEL17:40Helsinki-Vantaa
KLM
28 Dec
HEL07:00Helsinki-Vantaa
11h 50m
1 stop
CWL16:50Cardiff Wales
9 Jan
CWL10:20Cardiff Wales
5h 05m
1 stop
HEL17:25Helsinki-Vantaa
KLM
2 Jan
HEL07:00Helsinki-Vantaa
11h 55m
1 stop
CWL16:55Cardiff Wales
11 Jan
CWL10:20Cardiff Wales
5h 05m
1 stop
HEL17:25Helsinki-Vantaa

momondo Fare Finder

 
Customise your flight search to find flights from Helsinki 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, momondo users made 279,928 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Helsinki to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Sat 6/9

18:25-09:15

1 stop16h 50m

Cardiff Wales

Wed 10/9

09:50-17:40

1 stop5h 50m

£234

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Sat 6/9

07:20-10:35

3 stops29h 15m

Cardiff Wales

Wed 10/9

20:30-16:40

2 stops18h 10m

£268

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Sun 28/12

07:00-16:50

1 stop11h 50m

Cardiff Wales

Fri 9/1

10:20-17:25

1 stop5h 05m

£281

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Fri 2/1

07:00-16:55

1 stop11h 55m

Cardiff Wales

Sun 11/1

10:20-17:25

1 stop5h 05m

£290

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Sat 6/9

18:25-09:15

1 stop16h 50m

Cardiff Wales

Wed 10/9

09:50-23:20

2 stops11h 30m

£292

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Sun 28/12

07:00-16:50

1 stop11h 50m

Cardiff Wales

Fri 9/1

10:20-22:35

2 stops10h 15m

£339

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Fri 2/1

07:00-16:55

1 stop11h 55m

Cardiff Wales

Sun 11/1

10:20-22:35

2 stops10h 15m

£363

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Sat 6/9

18:30-09:15

2 stops16h 45m

Cardiff Wales

Wed 10/9

17:15-16:40

2 stops21h 25m

£376

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Fri 2/1

16:05-09:50

2 stops43h 45m

Cardiff Wales

Sun 11/1

17:30-15:25

2 stops19h 55m

£544

HelsinkiCardiff

HEL - CWL

HELCWL

Helsinki-Vantaa

Sun 28/12

05:30-09:50

2 stops30h 20m

Cardiff Wales

Fri 9/1

10:20-22:35

2 stops34h 15m

£547

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Cardiff from

How to get the cheapest flight ticket from Helsinki to Cardiff

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Helsinki and Cardiff?

What is the cheapest month to fly to Cardiff?

The month of September is, on average, the cheapest month to fly to Cardiff from Helsinki, with most prices found around £279. If you are unable to visit Cardiff during the month of September, then departing from Helsinki during the month August is also very affordable. Most momondo users find prices during this month for around £283.

When to book flights from Helsinki to Cardiff

Are you open to changing your travel dates? Check out the ideal times to fly from Helsinki to Cardiff according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Helsinki to Cardiff (HEL to CWL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helsinki to Cardiff

Best price found

£234

Fastest flight time

11h 50m

Direct flights

None

Airports in Cardiff

1 airport
The best flight deal from Helsinki to Cardiff found on momondo in the last 72 hours is £234
The fastest flight from Helsinki to Cardiff takes 11h 50m
There are no direct flights from Helsinki to Cardiff. Popular non-direct route for this connection is Helsinki-Vantaa Airport - Cardiff Wales Airport.
There is 1 airport near Cardiff: Cardiff Wales (CWL)

  • How far is Helsinki-Vantaa to Cardiff Wales by plane?

    Helsinki-Vantaa and Cardiff Wales are 1231.0 mi apart from one another. Typically, this will take 11h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Helsinki-Vantaa Airport to Cardiff Wales Airport?

    Prices for flights from Helsinki-Vantaa Airport to Cardiff Wales Airport are updated daily.

  • How old do you have to be to fly from Helsinki-Vantaa Airport to Cardiff Wales Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helsinki-Vantaa Airport to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The required travel and health documents for your Cardiff Wales Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

Why should I use momondo to find a flight deal from Helsinki to Cardiff?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Helsinki to Cardiff for you.

Can I find flights from Helsinki to Cardiff with flexible booking policies on momondo?

Flights from Helsinki to Cardiff with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Helsinki to Cardiff?

Once you have performed a search for Helsinki to Cardiff flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Helsinki to Cardiff right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Helsinki to Cardiff flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Tue 5/8
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Airports servicing Wales