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243 € Cheap Flights from Cardiff to Helsinki Vantaa

Compare Cardiff to Helsinki Vantaa flight deals

Find the cheapest month or even day of the year to fly to Helsinki Vantaa

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Flight deals from Cardiff to Helsinki Vantaa

Looking for a cheap last-minute deal or the best return flight from Cardiff to Helsinki Vantaa? Find the lowest prices on one-way and return tickets right here.
Helsinki.243 € per passenger.Departing Wed, 17 Sep, returning Mon, 29 Sep.Return flight with Air France.Outbound indirect flight with Air France, departs from Cardiff on Wed, 17 Sep, arriving in Helsinki Vantaa.Inbound indirect flight with Air France, departs from Helsinki Vantaa on Mon, 29 Sep, arriving in Cardiff.Price includes taxes and charges.From 243 €, select.
Helsinki.276 € per passenger.Departing Mon, 18 Aug, returning Thu, 11 Sep.Return flight with Air France and KLM.Outbound indirect flight with Air France, departs from Cardiff on Mon, 18 Aug, arriving in Helsinki Vantaa.Inbound indirect flight with KLM, departs from Helsinki Vantaa on Thu, 11 Sep, arriving in Cardiff.Price includes taxes and charges.From 276 €, select.
Helsinki.281 € per passenger.Departing Sat, 14 Feb, returning Sat, 21 Feb.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Sat, 14 Feb, arriving in Helsinki Vantaa.Inbound indirect flight with KLM, departs from Helsinki Vantaa on Sat, 21 Feb, arriving in Cardiff.Price includes taxes and charges.From 281 €, select.
Helsinki.281 € per passenger.Departing Wed, 10 Dec, returning Mon, 15 Dec.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Wed, 10 Dec, arriving in Helsinki Vantaa.Inbound indirect flight with KLM, departs from Helsinki Vantaa on Mon, 15 Dec, arriving in Cardiff.Price includes taxes and charges.From 281 €, select.
Helsinki.281 € per passenger.Departing Thu, 13 Nov, returning Sun, 16 Nov.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Thu, 13 Nov, arriving in Helsinki Vantaa.Inbound indirect flight with KLM, departs from Helsinki Vantaa on Sun, 16 Nov, arriving in Cardiff.Price includes taxes and charges.From 281 €, select.
Helsinki.282 € per passenger.Departing Tue, 26 May, returning Tue, 2 Jun.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Tue, 26 May, arriving in Helsinki Vantaa.Inbound indirect flight with KLM, departs from Helsinki Vantaa on Tue, 2 Jun, arriving in Cardiff.Price includes taxes and charges.From 282 €, select.
Helsinki.285 € per passenger.Departing Fri, 24 Oct, returning Tue, 4 Nov.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Fri, 24 Oct, arriving in Helsinki Vantaa.Inbound indirect flight with KLM, departs from Helsinki Vantaa on Tue, 4 Nov, arriving in Cardiff.Price includes taxes and charges.From 285 €, select.
Helsinki.288 € per passenger.Departing Thu, 22 Jan, returning Sun, 25 Jan.Return flight with KLM.Outbound indirect flight with KLM, departs from Cardiff on Thu, 22 Jan, arriving in Helsinki Vantaa.Inbound indirect flight with KLM, departs from Helsinki Vantaa on Sun, 25 Jan, arriving in Cardiff.Price includes taxes and charges.From 288 €, select.

Find the cheapest month to fly from Cardiff to Helsinki Vantaa

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Helsinki Vantaa flights are currently cheapest in September.
Aug
from 300 €
Sep
from 243 €
Oct
Find prices
Nov
from 281 €
Dec
from 281 €
Jan
from 288 €
Feb
from 281 €
Mar
from 290 €
Apr
Find prices
May
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Jun
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Jul
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Cardiff to Helsinki Vantaa: Alternative routes

Compare routes from Cardiff to Helsinki below. You may find an airport to fly into that's cheaper, faster, or easier than Helsinki Vantaa.

Cardiff to Helsinki: Flight information

The things to know before you go.
Cheapest flight found243 €
Cheapest month to flySeptember

Finding cheap flights from Cardiff to Helsinki Vantaa: Frequently asked questions

The best price we found for a return flight from Cardiff to Helsinki Vantaa is 243 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cardiff to Helsinki Vantaa. But we found flights with one or more stops from 243 €.
As of August 2025, there are no flights flying from Cardiff to Helsinki Vantaa.
The cheapest month to fly from Cardiff to Helsinki Vantaa is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Helsinki Vantaa Airport on Wednesday, 17 September 2025.
No airlines currently offer direct flights between Cardiff Airport and Helsinki Vantaa Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Helsinki Vantaa but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Helsinki is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air France offers the cheapest flight tickets to Helsinki Vantaa.

Travelling from Cardiff Airport (CWL) to Helsinki-Vantaa Airport (HEL): what you need to know

  • The timezone in Helsinki is UTC+2, which is two hours ahead of Cardiff.

  • Get to the airport on time so you don't miss your CWL to HEL flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • During popular months like June, it's a good idea to get to the airport earlier than usual. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're travelling during a high season in general.

  • If you'd like to break up your flight, simply uncheck 'Direct flights only' when searching for your ticket from Cardiff Airport to Helsinki-Vantaa Airport. Here are the most popular stopovers between CWL and HEL:

    • Amsterdam Airport Schiphol

    • Keflavik International Airport

    • Dublin Airport

How to find the cheapest flights from Cardiff Airport (CWL) to Helsinki-Vantaa Airport (HEL)

  • At the moment, 104 € is the cheapest price we've seen for a one-way Cardiff Airport to Helsinki-Vantaa Airport flight. The best price for a return ticket is 243 €. Keep in mind that fares may change due to demand at the time of booking.

  • It's a good idea to book early if you're hoping to get cheap tickets from CWL to HEL. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • Finding cheap flights from Cardiff Airport to Helsinki-Vantaa Airport is easier if you can be flexible with your dates. Use the 'Whole month' tool to see the lowest fares across each month and score a great deal.

  • Landing cheap flights from CWL to HEL is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch when fares go down.

  • Secure the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Cardiff Airport to Helsinki-Vantaa Airport, use the 'Sort by' function. You can also filter by arrival and departure times, airline, and number of stops.

Handy information about Cardiff Airport (CWL)

  • 66.16% of flights departing from Cardiff Airport touch down at their destination on schedule.

  • To reach Cardiff Airport from central Cardiff, it takes about 30 minutes by car. Of course, this depends on traffic. It's approximately 27 kilometres from the airport to the city centre.

  • Expect a journey time of roughly 1 hour 5 minutes when using public transport.

  • Searching for a handy hotel near CWL? If you're boarding an early flight from Cardiff Airport to Helsinki-Vantaa Airport, these stays will put you moments from your check-in counter:

Arriving at Helsinki-Vantaa Airport (HEL)

  • If you're coming in on a late Cardiff Airport to Helsinki-Vantaa Airport flight, few things beat the convenience of staying close to the terminal. Collect your bags from the carousel and then be showered and sleeping soon after at one of these accommodation options near HEL:

  • Travel at your own pace with a Helsinki-Vantaa Airport rental car. Book your wheels from Green Motion, Alamo or addCar and find adventure across Helsinki and beyond.

  • Secure the lowest price by booking your ride from Helsinki-Vantaa Airport around two weeks in advance of your trip.

Getting from Helsinki-Vantaa Airport (HEL) to central Helsinki

  • Helsinki-Vantaa Airport is approximately 19 kilometres from the centre of Helsinki. The drive time takes about 30 minutes.

  • It takes roughly 45 minutes if you're travelling on public transport.

When to fly to Helsinki-Vantaa Airport (HEL)

  • The quietest month for a flight from Cardiff Airport to Helsinki-Vantaa Airport is February, while June is the busiest. Pick the ideal time to go to Helsinki based on whether you prefer a more fast-paced or easygoing experience.

  • Before locking in your flight from Cardiff Airport to Helsinki-Vantaa Airport, think about the kind of weather you like. July is the warmest month in Helsinki, with the temperature ranging from 12ºC (54ºF) to 26ºC (79ºF).

  • If you want to travel in cooler conditions, look for a cheap ticket from CWL to HEL in January. Temperatures average between -12ºC (10ºF) and 3ºC (37ºF) then.

Explore more of Finland

  • Espoo is just one of the many cities in Finland waiting to be explored after you've experienced Helsinki. Around 16 kilometres away to the west, check out popular attractions including Kannusilta riverside walk, Leijonapuisto and Olarsängen.

  • Around 161 kilometres north-west of Helsinki, Tampere is another favourite stop in Finland. Experience major highlights starting with Tampere Cathedral, Pyynikki Observation Tower and Moomin Museum.

Plan the rest of your trip from Cardiff to Helsinki

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.