Cheap flights from London to Mariehamn

from as little as £410

7 nights in Mariehamn, departing London Heathrow on 03 / Jan / 2025 with Finnair (price found 33 hours ago)

Subject to availability, prices correct of the last 24 hours
Mariehamn

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The London / Mariehamn route

All 1598 km of it

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Mariehamn flight facts

What you need to know

Alternative flights from the UK to Mariehamn

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Mariehamn

03 / Jan / 2025 is currently the lowest priced day of the year to fly the London/Mariehamn route. There are around five flights on any given week from the UK to Mariehamn and the cheapest month to fly right now is January.

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Min / Max Temperature (°C)
LOWEST

-6 °C

AVG

5 °C

HIGHEST

18 °C

Rainfall (mm)
LOWEST

20 mm

AVG

40 mm

HIGHEST

70 mm

Key facts about Mariehamn

How to get cheap flights from London to Mariehamn

Tips and advice from our flight experts

Find a good deal on your flight from London to Mariehamn with Netflights. five flights go via this route every week, and we've collected them all to help you find the best flight deal. If you want to keep your options open, take a look at flights from another airport in London.

London Heathrow (LHR) is the most popular airport in this city for flights to Mariehamn, and the most popular airlines are Finnair. Both flight prices and accommodation rates fluctuate throughout the year, but searching by month will reveal the cheapest times to fly.

The 1598 km journey from London to Mariehamn takes at least 6 hrs 5 mins. On average, Finnair have the cheapest flights, but check your search results, as this isn’t always the case. Another way to get a cheap flight is to book last minute – but this does mean you may not be able to get the exact flights you want.

Once you’ve chosen your flight, why not check out our deals on accommodation and car hire? You’ll find lots of hotels in Finland, including some close to the airport – perfect if you're arriving late or leaving early.

Other popular destinations near Mariehamn

Where other people are flying to

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