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Flights from Helsinki to Cardiff

Find flight deals from Helsinki to Cardiff for the next 3 months. Book one way flights from £100 or round trip flights from £247.

      • HEL 18:20
        24h 25m
        1 stop
        CWL 16:45
        Helsinki - Cardiff | Thu, Jan 15 | KLM
        CWL 17:25
        17h 45m
        1 stop
        HEL 13:10
        Cardiff - Helsinki | Thu, Jan 22 | KLM
        £247 £289
        15% OFF
        15% OFF
        £289 £247
      • HEL 18:20
        24h 35m
        1 stop
        CWL 16:55
        Helsinki - Cardiff | Fri, Jan 16 | KLM
        CWL 17:15
        4h 50m
        1 stop
        HEL 00:05
        Cardiff - Helsinki | Fri, Jan 23 | KLM
        £251 £289
        13% OFF
        13% OFF
        £289 £251
      • HEL 18:20
        17h 30m
        1 stop
        CWL 09:50
        Helsinki - Cardiff | Sun, Jan 11 | KLM
        CWL 10:15
        5h 10m
        1 stop
        HEL 17:25
        Cardiff - Helsinki | Sun, Jan 18 | KLM
        £252 £289
        13% OFF
        13% OFF
        £289 £252
      • HEL 18:20
        17h 30m
        1 stop
        CWL 09:50
        Helsinki - Cardiff | Tue, Jan 20 | KLM
        CWL 17:25
        22h
        1 stop
        HEL 17:25
        Cardiff - Helsinki | Tue, Jan 27 | KLM
        £252
        13% OFF
        £289 £252
      • HEL 18:20
        17h 30m
        1 stop
        CWL 09:50
        Helsinki - Cardiff | Sun, Feb 1 | KLM
        CWL 10:20
        5h 5m
        1 stop
        HEL 17:25
        Cardiff - Helsinki | Thu, Feb 5 | KLM
        £259
        11% OFF
        £289 £259
      • HEL 07:00
        4h 50m
        1 stop
        CWL 09:50
        Helsinki - Cardiff | Thu, Jan 29 | KLM
        CWL 10:20
        5h 5m
        1 stop
        HEL 17:25
        Cardiff - Helsinki | Mon, Feb 2 | KLM
        £259
        11% OFF
        £289 £259
      • HEL 18:20
        24h 35m
        1 stop
        CWL 16:55
        Helsinki - Cardiff | Mon, Feb 2 | KLM
        CWL 17:15
        4h 50m
        1 stop
        HEL 00:05
        Cardiff - Helsinki | Fri, Feb 6 | KLM
        £259
        11% OFF
        £289 £259
      • HEL 07:00
        11h 55m
        1 stop
        CWL 16:55
        Helsinki - Cardiff | Thu, Feb 5 | KLM
        CWL 10:20
        5h 5m
        1 stop
        HEL 17:25
        Cardiff - Helsinki | Tue, Feb 10 | KLM
        £259
        11% OFF
        £289 £259
      • HEL 18:20
        17h 25m
        1 stop
        CWL 09:45
        Helsinki - Cardiff | Sat, Jan 31 | KLM
        CWL 10:20
        5h 5m
        1 stop
        HEL 17:25
        Cardiff - Helsinki | Thu, Feb 5 | KLM
        £259
        11% OFF
        £289 £259
      • HEL 18:20
        24h 25m
        1 stop
        CWL 16:45
        Helsinki - Cardiff | Thu, Jan 8 | KLM
        CWL 17:15
        17h 55m
        1 stop
        HEL 13:10
        Cardiff - Helsinki | Mon, Jan 12 | KLM
        £260
        10% OFF
        £289 £260
      • HEL 13:00
        17h 25m
        1 stop
        CWL Invalid Date
        Helsinki - Cardiff | Sat, Dec 13 | Normal Airline
        CWL 15:00
        6h
        Nonstop
        HEL 16:00
        Cardiff - Helsinki | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • HEL 17:25
        26h 5m
        1 stop
        CWL 17:30
        Helsinki - Cardiff | Fri, Dec 12 | Norwegian Air Sweden
        £100 £314
        68% OFF
        68% OFF
        £314 £100
      • HEL 21:30
        24h 15m
        1 stop
        CWL 19:45
        Helsinki - Cardiff | Fri, Jan 23 | Norwegian Air Sweden
        £104 £314
        67% OFF
        67% OFF
        £314 £104
      • HEL 12:35
        30h 55m
        1 stop
        CWL 17:30
        Helsinki - Cardiff | Fri, Dec 12 | Finnair
        £157 £314
        50% OFF
        50% OFF
        £314 £157
      • HEL 07:00
        15h 15m
        1 stop
        CWL 20:15
        Helsinki - Cardiff | Tue, Dec 16 | Norwegian Air Sweden
        £157
        50% OFF
        £314 £157
      • HEL 14:05
        4h 50m
        1 stop
        CWL 16:55
        Helsinki - Cardiff | Wed, Jan 21 | KLM
        £160
        49% OFF
        £314 £160
      • HEL 18:20
        17h 30m
        1 stop
        CWL 09:50
        Helsinki - Cardiff | Fri, Dec 12 | KLM
        £161
        49% OFF
        £314 £161
      • HEL 18:20
        24h 35m
        1 stop
        CWL 16:55
        Helsinki - Cardiff | Tue, Dec 23 | KLM
        £165
        48% OFF
        £314 £165
      • HEL 14:05
        4h 50m
        1 stop
        CWL 16:55
        Helsinki - Cardiff | Tue, Dec 16 | KLM
        £166
        47% OFF
        £314 £166
      • HEL 18:20
        17h 30m
        1 stop
        CWL 09:50
        Helsinki - Cardiff | Sat, Dec 13 | KLM
        £166
        47% OFF
        £314 £166
      • HEL 14:05
        21h 45m
        1 stop
        CWL 09:50
        Helsinki - Cardiff | Sun, Dec 14 | KLM
        £283
        10% OFF
        £314 £283
      • HEL 13:00
        17h 25m
        1 stop
        CWL Invalid Date
        Helsinki - Cardiff | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Helsinki to Cardiff are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Helsinki to Cardiff

The distance between Helsinki and Cardiff is approximately 2,003.52 km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight price£100
Cheapest return ticket price£247
Off-season for travelNovember
Peak season for travelJuly
Flight distance2,003.52 km

When is the cheapest time to fly from Helsinki to Cardiff?

The cheapest time for Helsinki to Cardiff flights: Jan 18 to Jan 25 — one way flight prices from £104.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Helsinki to Cardiff, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Helsinki to Cardiff (HEL-CWL)?

    Based on Trip.com data, Norwegian Air Sweden offers one-way fares as low as £100 on Cheapest nonstop routes (e.g. HEL to CWL on Fri, Dec 12), while KLM offers Cheapest nonstop round-trips from £247 departing on Thu, Jan 15 and returning on Thu, Jan 22.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Helsinki to Cardiff is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Helsinki to Cardiff, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Dec 12, with one-way flights priced at just £100.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Norwegian Air Sweden.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Cardiff travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Helsinki to Cardiff is November, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Helsinki to Cardiff on December 13, 2025 with KLM Royal Dutch Airlines, with prices starting at £260.
  • The time difference between Cardiff and Helsinki is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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