264 € Cheap Flights from London to Mariehamn

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Flight deals from London to Mariehamn Airport

Looking for a cheap last-minute deal or the best return flight from London to Mariehamn Airport? If you want to travel next month, return fares start from 365 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London to Mariehamn

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Mariehamn flights are currently cheapest in March.

London to Mariehamn: Alternative routes

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

London to Mariehamn: Flight information

The things to know before you go.
Cheapest flight found264 €
Cheapest month to flyMarch

Finding cheap flights from London to Mariehamn: Frequently asked questions

The best price we found for a return flight from London to Mariehamn is 264 €. 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 London to Mariehamn. But we found flights with one stop from 264 €.
As of March 2026, there are no flights flying from London to Mariehamn.
The cheapest month to fly from London to Mariehamn is usually March.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Mariehamn Airport on Monday, 23 March 2026.
No airlines currently offer direct flights between London and Mariehamn 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 Mariehamn 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 Mariehamn is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Mariehamn is Ryanair .

Flying from London to Mariehamn Airport (MHQ): What you need to know

  • Take your pick of numerous airports when planning your flight from London to Mariehamn Airport (MHQ). Explore your options for flying out of London Heathrow Airport (LHR), London Gatwick Airport (LGW) or Stansted Airport (STN). London Luton Airport (LTN) and London City Airport (LCY) also service London.

  • Mariehamn Airport is located in Mariehamn. The city operates on the UTC+2 timezone and is two hours ahead of London.

  • Leave plenty of time to get on your flight from London to MHQ. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Planning to travel during a peak period like public or school holidays? Expect longer lines at check-in and security. To play it safe, arrive up to four hours before international flights and two hours ahead of domestic departures.

Airports in London

London Heathrow Airport (LHR)

  • Stopovers offer a great opportunity to discover a new city or just have a break during your travels. When looking for a cheap flight from London to MHQ, uncheck 'Direct flights only' to browse all potential stops. Helsinki-Vantaa Airport (HEL) is one option when departing from London Heathrow Airport (LHR).

  • Located around 31 kilometres from central London, LHR can be reached in about 55 minutes by car (depending on traffic). The journey on public transport will take roughly 1 hour.

  • Catching an early flight from London to Mariehamn Airport? Avoid the mad dash to the terminal (and sneak in some extra snooze time) by choosing one of these hotels close to London Heathrow Airport:

  • 68.18% of flights leaving from London Heathrow Airport touch down at their destination on time.

London Gatwick Airport (LGW)

  • You can reach LGW from central London in about 1 hour 20 minutes by car, depending on traffic conditions. The journey by public transport takes roughly 30 minutes to cover the 80 kilometres or so.

  • Start your holiday early with an additional night away from home. Before catching your London to MHQ flight, unwind in one of these hotels near London Gatwick Airport:

  • London Gatwick Airport has an on-time performance of 69.26%. This figure gives an insight into how often flights that depart from this airport land at their destination on time.

Stansted Airport (STN)

  • When looking for a plane ticket from London to Mariehamn Airport (MHQ) out of Stansted Airport (STN), you can choose from a few stopover options. Make a pit stop at Helsinki-Vantaa Airport (HEL), one of the busiest connection points on this route.

  • The journey time to STN from central London is around 1 hour 25 minutes on public transport. If you're in a car, it'll take you roughly 1 hour to cover the 64 kilometres or so.

  • Skip the rush on your departure day — stay near Stansted Airport and know you'll reach your gate with time to spare. Settle in at one of these hotels the day before if you're catching an early London to Mariehamn Airport flight:

  • Flights departing from STN arrive at their destination on schedule 64.73% of the time.

About Mariehamn Airport (MHQ)

Getting from Mariehamn Airport (MHQ) to central Mariehamn

  • Mariehamn Airport is around 5 kilometres from central Mariehamn. It takes around 10 minutes or so to drive to the city.

  • Travelling on public transport takes roughly 30 minutes.

How to find the cheapest flights from London to Mariehamn Airport (MHQ)

  • 119 € is the lowest price for a one-way ticket from London to Mariehamn Airport. A return flight starts at 264 €. These fares can change based on availability.

  • Booking in advance is often the key to scoring a cheap flight from London to MHQ. Prices tend to rise as demand increases, so the closer your departure date, the more it could cost you.

  • The 'Whole month' search tool shows you the cheapest London to Mariehamn Airport tickets across the month. It's a good way to find a bargain if your travel plans aren't set in stone.

  • Save time searching for cheap plane tickets from London to MHQ by creating a Price Alert. We'll send you an email or notification on the app when a lower fare pops up.

  • Lock in a cheap flight from London to Mariehamn Airport by using the search filters. Select your preferred times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from London to Mariehamn Airport (MHQ)

  • It's time to work out when to book your flight from London to Mariehamn Airport (MHQ). July is the busiest month to visit Mariehamn. If you're all about a more relaxed kind of trip, think about going in December.

  • Before locking in your London to MHQ plane ticket, consider the kind of weather forecast you're hoping for. July is the warmest month in Mariehamn, with temperatures ranging from 13ºC (55ºF) to 20ºC (68ºF).

  • February sees temperatures of between -5ºC (23ºF) and 3ºC (37ºF). Look for cheap tickets from London to Mariehamn Airport around that time if you want to travel when it's cooler.

More about Mariehamn

  • Start your Mariehamn trip right by choosing the perfect place to stay. After booking your flight from London to Mariehamn Airport, check out our selection of hotels including:

  • There are loads of terrific things to do in Mariehamn when you're in the mood to sightsee. Make your way to The Maritime Quarter followed by Badhusparken and Sjökvarteret.

Explore more of Finland

  • Mariehamn has its own special appeal, but there are so many other parts of Finland you should also see. Around 274 kilometres east of Mariehamn, a visit to Helsinki will fill your itinerary to the brim. Check out popular attractions like Helsinki Cathedral, Fortress of Suomenlinna and Helsinki Central Station.

  • Espoo is another well-known destination in Finland and is around 257 kilometres east of Mariehamn. No trip is complete without visiting Nuuksio National Park, Lake Bodom and Saaristomuseo Pentala.

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