Find flights
When to book
Airlines
FAQs

Cheap flights from Cardiff to Helsinki from £107

CWL — HEL
10 Dec — 17 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Helsinki

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Helsinki

Thu 10/1217:30 -
1 stop15h 55m
Wed 16/1221:45 -
2 stops17h 15m
Deal found 7/11£162
Thu 10/1213:25 -
2 stops16h 40m
Wed 16/1221:45 -
2 stops17h 15m
Deal found 9/11£183
Sun 6/1209:05 -
2 stops25h 00m
Sun 13/1220:40 -
2 stops13h 30m
Deal found 8/11£230
Thu 24/1210:20 -
1 stop24h 50m
Thu 31/1206:40 -
1 stop5h 05m
Deal found 9/11£239
Thu 10/1210:20 -
1 stop5h 05m
Wed 16/1218:20 -
1 stop17h 25m
Deal found 7/11£240
Sun 6/1210:20 -
1 stop12h 00m
Sun 13/1214:05 -
1 stop4h 55m
Deal found 8/11£254
Thu 24/1213:25 -
1 stop7h 40m
Thu 31/1222:05 -
2 stops35h 45m
Deal found 9/11£274
Thu 17/1217:30 -
1 stop15h 55m
Sun 20/1214:05 -
1 stop21h 45m
Deal found 8/11£284

Find flight deals from Cardiff to Helsinki

Round-trip from

£162

One-way from

£107

Popular in

March

Cheapest in

September

Average price

£494
Ryanair
  • Ryanair
  • 10/12-16/12
  • 3 total stops
  • 33h 10m total
  • Cardiff to Helsinki
Search Deals
19/11-31/12
  • 19/11-31/12
  • 2 total stops
  • 17h 10m total
  • Cardiff to Helsinki
Search Deals
Highest demand for flights based on searches. 35% potential increase in price (£172 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Cardiff to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Thu 19/11

13:25-08:35

2 stops17h 10m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

£107

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Thu 10/12

17:30-11:25

1 stop15h 55m

Helsinki-Vantaa

Wed 16/12

21:45-13:00

2 stops17h 15m

£176

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Thu 10/12

13:25-08:05

2 stops16h 40m

Helsinki-Vantaa

Wed 16/12

21:45-13:00

2 stops17h 15m

£183
Fastest return journey

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Mon 16/11

09:00-01:05

1 stop14h 05m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

£185

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Sun 6/12

09:05-12:05

2 stops25h 00m

Helsinki-Vantaa

Sun 13/12

20:40-08:10

2 stops13h 30m

£230

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Thu 10/12

10:20-00:20

1 stop12h 00m

Helsinki-Vantaa

Wed 16/12

14:05-17:00

1 stop4h 55m

£245

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Sun 6/12

10:20-00:20

1 stop12h 00m

Helsinki-Vantaa

Sun 13/12

14:05-17:00

1 stop4h 55m

£254

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Thu 19/11

17:30-17:25

1 stop21h 55m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

£255

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Thu 24/12

13:25-23:05

1 stop7h 40m

Helsinki-Vantaa

Thu 31/12

22:05-07:50

2 stops35h 45m

£274

CardiffHelsinki

CWL Cardiff Wales - HEL Helsinki-Vantaa

CWLHEL

Cardiff Wales

Tue 22/12

17:30-17:25

1 stop21h 55m

Helsinki-Vantaa

Tue 29/12

14:05-09:50

1 stop21h 45m

£287

Flights are sorted by cheapest return flights first.

Deals found on 8/11

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Cardiff to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Cardiff with our price prediction graph.
Estimated return price

Reviews of airlines servicing Helsinki

Read reviews from past customers who have flown with KLM from Cardiff to Helsinki. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,595 reviews
Check prices

Comfort

7.7

Crew

8.4

Overall

7.8

Food

7.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.
KLM
7.8
Good
1,595 reviews
KLM
7.8
Good
1,595 reviews
Check prices

Comfort

7.7

Crew

8.4

Overall

7.8

Food

7.4

Entertainment

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

  • How long is the flight from Cardiff to Helsinki?

    Departing from Cardiff to Helsinki will take you 15h 55m. Airlines will cover a distance of 1244 mi.

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

    Currently priced at £252, KLM will fly you from Cardiff to Helsinki and back. In addition to KLM, many other airlines offer competitively priced options for your trip. You may be able to fly from Cardiff to Helsinki for 39% less than the average price by searching for this airline.

  • Can I find deals for flights from Cardiff to Helsinki that include hotel bookings?

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

  • How can I find direct flights from Cardiff to Helsinki?

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

  • Can I find deals for business class flights from Cardiff to Helsinki?

    Yes. Cheapflights offers flight deals from Cardiff to Helsinki 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

Travelling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Espoo
Vantaa

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Cardiff to Helsinki

AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£252Average£413FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Cardiff to Helsinki?

Cheapflights helps you search for flights from Cardiff to Helsinki 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 Cardiff to Helsinki?

Cheapflights simply makes it quick and affordable to book flights from Cardiff to Helsinki by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Cardiff to Helsinki with no change fees?

Yes, we can. To see specific flights from Cardiff to Helsinki 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 Cardiff to Helsinki become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Helsinki from Cardiff today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.