CWL - HEL

£245 Find Cheap Flights from Cardiff to Helsinki – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£245
Typical prices: £312-£480
KLM
Wed 7/11Wed 14/11
CWL - HEL • 1 stop
When to travel
September
Cheapest • 50% price drop
July
Most popular
Good to know
+1
Good to know
+1
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Flight Deals

Cheap Flights from Cardiff to Helsinki (CWL-HEL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Cardiff to Helsinki

Sun, 8 Nov - Sun, 15 Nov
Ryanair Logo
09:05 - 12:05CWL  Cardiff Wales-HEL Helsinki-Vantaa
25h 00m2 stops Alicante Bergamo Orio Al Serio
Ryanair Logo
12:35 - 08:10HEL  Helsinki-Vantaa-CWL Cardiff Wales
21h 35m2 stops London Stansted Dublin
£258Ryanair
Sun, 13 Dec - Fri, 18 Dec
Multiple Airlines Logo
14:25 - 19:20CWL  Cardiff Wales-HEL Helsinki-Vantaa
26h 55m2 stops Dublin Stockholm Arlanda
Multiple Airlines Logo
20:55 - 07:30HEL  Helsinki-Vantaa-CWL Cardiff Wales
12h 35m1 stop Alicante
£267Multiple Airlines
Sun, 13 Dec - Fri, 18 Dec
Ryanair Logo
09:05 - 12:05CWL  Cardiff Wales-HEL Helsinki-Vantaa
25h 00m2 stops Alicante Bergamo Orio Al Serio
Ryanair Logo
14:25 - 22:45HEL  Helsinki-Vantaa-CWL Cardiff Wales
10h 20m2 stops Warsaw Modlin Dublin
£269Ryanair
Sun, 13 Dec - Fri, 18 Dec
KLM Logo
17:30 - 00:20CWL  Cardiff Wales-HEL Helsinki-Vantaa
4h 50m1 stop Amsterdam Schiphol
KLM Logo
18:20 - 09:50HEL  Helsinki-Vantaa-CWL Cardiff Wales
17h 30m1 stop Amsterdam Schiphol
£270KLM
Sun, 13 Dec - Fri, 18 Dec
Multiple Airlines Logo
09:05 - 12:05CWL  Cardiff Wales-HEL Helsinki-Vantaa
25h 00m2 stops Alicante Bergamo Orio Al Serio
Multiple Airlines Logo
09:00 - 22:45HEL  Helsinki-Vantaa-CWL Cardiff Wales
15h 45m3 stops Riga Intl Barcelona-El Prat Dublin
£279Multiple Airlines
Sun, 8 Nov - Sun, 15 Nov
Multiple Airlines Logo
09:05 - 20:10CWL  Cardiff Wales-HEL Helsinki-Vantaa
9h 05m1 stop Alicante
Multiple Airlines Logo
12:35 - 08:10HEL  Helsinki-Vantaa-CWL Cardiff Wales
21h 35m2 stops London Stansted Dublin
£319Multiple Airlines
Sun, 8 Nov - Sun, 15 Nov
Multiple Airlines Logo
09:05 - 12:05CWL  Cardiff Wales-HEL Helsinki-Vantaa
25h 00m2 stops Alicante Bergamo Orio Al Serio
Multiple Airlines Logo
15:25 - 08:10HEL  Helsinki-Vantaa-CWL Cardiff Wales
18h 45m3 stops Riga Intl Amsterdam Schiphol Dublin
£319Multiple Airlines
Sun, 13 Dec - Fri, 18 Dec
Multiple Airlines Logo
09:05 - 08:50CWL  Cardiff Wales-HEL Helsinki-Vantaa
21h 45m3 stops Alicante Kastrup Copenhagen Stockholm Arlanda
Multiple Airlines Logo
09:00 - 22:45HEL  Helsinki-Vantaa-CWL Cardiff Wales
15h 45m3 stops Riga Intl Barcelona-El Prat Dublin
£342Multiple Airlines
Sun, 8 Nov - Sun, 15 Nov
Multiple Airlines Logo
09:05 - 20:10CWL  Cardiff Wales-HEL Helsinki-Vantaa
9h 05m1 stop Alicante
Multiple Airlines Logo
07:40 - 08:10HEL  Helsinki-Vantaa-CWL Cardiff Wales
26h 30m1 stop Dublin
£347Multiple Airlines
Sun, 8 Nov - Sun, 15 Nov
Multiple Airlines Logo
14:25 - 19:20CWL  Cardiff Wales-HEL Helsinki-Vantaa
26h 55m3 stops Dublin Riga Intl Stockholm Arlanda
Multiple Airlines Logo
15:25 - 08:10HEL  Helsinki-Vantaa-CWL Cardiff Wales
18h 45m3 stops Riga Intl Amsterdam Schiphol Dublin
£411Multiple Airlines
Booking Insights

Price, demand, and travel trends for Cardiff to Helsinki flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Cardiff to Helsinki with more confidence.

How much is a return flight from Cardiff to Helsinki?

Return flights from Cardiff to Helsinki start at £245. Prices are below average for this route right now, with typical return fares ranging from £312 to £480. The lowest price found in the past 5 days was £245 on KLM.

What's the cheapest day of the week to fly from Cardiff to Helsinki?

Tuesday is the cheapest day of the week to fly from Cardiff to Helsinki and is 42% cheaper than the average day. Saturday is the most expensive day with flight prices 71% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Cardiff to Helsinki flights

Low season

March

Cheapest flight

£245
Best time to beat the crowds but there is an average 72% increase in price.
Most popular time to fly (8% more expensive on average)
Flights from Cardiff to Helsinki

When to book flights from Cardiff to Helsinki

Are your dates flexible? Find out the best times to travel from Cardiff to Helsinki based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Cardiff to Helsinki flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which cabin classes can I book on flights from Cardiff to Helsinki?

    Only Economy class is available on flights from Cardiff to Helsinki.

  • Do I need a passport to fly from Cardiff to Helsinki?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Cardiff to Helsinki flight?

    Return flights from Cardiff to Helsinki range from £312 to £480, with an average of £383 over the past 12 months. Anything below £312 counts as a good deal.

  • Have flight prices from Cardiff to Helsinki changed much recently?

    Yes. Based on fares seen in the past 5 days, return prices on this route varied from about £258 to £411. That means the highest observed fare was about 59% higher than the lowest one.

  • Which car hire options are available at Helsinki-Vantaa Airport (HEL)?

    Helsinki-Vantaa Airport (HEL) hosts 5 major car hire companies, with daily rates starting from around £3 for economy cars. Top options include:
    • ADDCAR RENTAL
    • GREEN MOTION
    • Alamo
    • Sixt
    • Europcar

  • Which airports can I use when flying from Cardiff to Helsinki?

    Flights from Cardiff to Helsinki usually depart from Cardiff Wales (CWL) and arrive at Helsinki-Vantaa (HEL).

  • Which airports do connecting flights from Cardiff to Helsinki pass through?

    Most connecting flights from Cardiff to Helsinki pass through Amsterdam Schiphol (AMS), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Cardiff to Helsinki?

    Yes. Being flexible with your travel dates can save you up to 66% on the Cardiff to Helsinki route. Tuesday is the cheapest departure day at £224 return on average, while Saturday is the most expensive at £658, a difference of £433. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Cardiff and Helsinki?

    Helsinki is 2 hours ahead of Cardiff (Eastern European Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Helsinki?

    Some of the most popular sights in Helsinki are Helsinki Central Station Square, Presidential Palace, and Finlandia-talo. These are among the most viewed places in Helsinki on KAYAK.

Your guide to booking Cardiff to Helsinki flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Saturday. On this route, Tuesday flights average £224 – about £433 less than Saturday (66% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Cardiff to Helsinki trip for September. Fares historically average £193 return in that month – typically £503 less than the most expensive month, which is October (based on the last 12 months).

More options for your flight from Cardiff to Helsinki

Complete your trip to Helsinki with a hotel stay or car hire

Car hire in Helsinki
Hotels in Helsinki
Holidays in Helsinki