CWL - HEL

£186 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
£186
Typical prices: £305-£469
Multiple Airlines
Thu 1/11Wed 7/11
CWL - HEL • 2 stops
Cheapest one-way flight
£325
Typical prices: £197-£275
Multiple Airlines
Mon 24/9
CWL - HEL • 2 stops
When to travel
September
Cheapest • 50% price drop
July
Most popular
Good to know
+1
Good to know
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We hope you enjoy your trip to Helsinki!
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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, 1 Nov - Sat, 7 Nov
Multiple Airlines Logo
23:50 - 19:20CWL  Cardiff Wales-HEL Helsinki-Vantaa
17h 30m2 stops Dublin Stockholm Arlanda
Multiple Airlines Logo
11:35 - 08:40HEL  Helsinki-Vantaa-CWL Cardiff Wales
23h 05m2 stops London Stansted Alicante
£186Multiple Airlines
Sun, 1 Nov - Sat, 7 Nov
Multiple Airlines Logo
23:50 - 14:45CWL  Cardiff Wales-HEL Helsinki-Vantaa
12h 55m1 stop Dublin
Multiple Airlines Logo
21:10 - 08:10HEL  Helsinki-Vantaa-CWL Cardiff Wales
37h 00m2 stops London Stansted Dublin
£202Multiple Airlines
Mon, 5 Oct - Mon, 12 Oct
Multiple Airlines Logo
22:10 - 23:25CWL  Cardiff Wales-HEL Helsinki-Vantaa
23h 15m2 stops Dublin London Stansted
Multiple Airlines Logo
06:10 - 21:45HEL  Helsinki-Vantaa-CWL Cardiff Wales
17h 35m2 stops Kastrup Copenhagen Dublin
£214Multiple Airlines
Sun, 1 Nov - Sat, 7 Nov
Multiple Airlines Logo
23:50 - 00:40CWL  Cardiff Wales-HEL Helsinki-Vantaa
22h 50m3 stops Dublin Stockholm Arlanda Riga Intl
Multiple Airlines Logo
11:35 - 08:40HEL  Helsinki-Vantaa-CWL Cardiff Wales
23h 05m2 stops London Stansted Alicante
£227Multiple Airlines
Sun, 1 Nov - Sat, 7 Nov
KLM Logo
17:30 - 17:25CWL  Cardiff Wales-HEL Helsinki-Vantaa
21h 55m1 stop Amsterdam Schiphol
KLM Logo
18:20 - 09:50HEL  Helsinki-Vantaa-CWL Cardiff Wales
17h 30m1 stop Amsterdam Schiphol
£244KLM
Mon, 5 Oct - Mon, 12 Oct
Multiple Airlines Logo
22:10 - 21:20CWL  Cardiff Wales-HEL Helsinki-Vantaa
21h 10m3 stops Dublin London Gatwick Stockholm Arlanda
Multiple Airlines Logo
06:10 - 21:45HEL  Helsinki-Vantaa-CWL Cardiff Wales
17h 35m2 stops Kastrup Copenhagen Dublin
£259Multiple Airlines
Mon, 5 Oct - Mon, 12 Oct
Multiple Airlines Logo
22:10 - 14:45CWL  Cardiff Wales-HEL Helsinki-Vantaa
14h 35m1 stop Dublin
Multiple Airlines Logo
13:15 - 21:45HEL  Helsinki-Vantaa-CWL Cardiff Wales
10h 30m2 stops Stockholm Arlanda Dublin
£263Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
KLM Logo
17:35 - 00:25CWL  Cardiff Wales-HEL Helsinki-Vantaa
4h 50m1 stop Amsterdam Schiphol
KLM Logo
14:05 - 17:00HEL  Helsinki-Vantaa-CWL Cardiff Wales
4h 55m1 stop Amsterdam Schiphol
£282KLM
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
07:30 - 23:05CWL  Cardiff Wales-HEL Helsinki-Vantaa
13h 35m1 stop Dublin
Multiple Airlines Logo
11:35 - 23:25HEL  Helsinki-Vantaa-CWL Cardiff Wales
13h 50m2 stops London Stansted Dublin
£307Multiple Airlines
Mon, 5 Oct - Mon, 12 Oct
Multiple Airlines Logo
22:10 - 14:45CWL  Cardiff Wales-HEL Helsinki-Vantaa
14h 35m1 stop Dublin
Multiple Airlines Logo
07:45 - 21:45HEL  Helsinki-Vantaa-CWL Cardiff Wales
16h 00m1 stop Dublin
£316Multiple 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.

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

£325
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 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 cabin classes can I book on flights from Cardiff to Helsinki?

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

  • 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 £219 return on average, while Saturday is the most expensive at £643, a difference of £424. 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 popular places can I visit in Helsinki?

    Some of the most popular sights in Helsinki are Helsinki City Centre, Helsinki Central Station Square, and University of Helsinki. These are among the most viewed places in Helsinki on KAYAK.

  • 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.

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

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £186 to £718. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Cardiff to Helsinki looking right now?

    One-way fares from Cardiff to Helsinki are currently higher than usual. Average one-way flight prices are about £325, which is 49% above the typical average for this route.

  • 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.

  • 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

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

    Return flights from Cardiff to Helsinki range from £305 to £469, with an average of £374 over the past 12 months. Anything below £305 counts as a good deal.

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 £219 – about £424 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 £188 return in that month – typically £491 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