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Cheap flights from London to Mariehamn from £284

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — MHQ
26 Jul — 2 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Mariehamn

Enter your travel dates to find the best prices.

Cheapest flights from London to Mariehamn
Explore the most affordable flight options available from London to Mariehamn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 June 2026.

Thu 6/806:30
STN
-
MHQ
2 stops26h 05m
Multiple Airlines
Thu 13/807:15
MHQ
-
STN
1 stop11h 15m
Multiple Airlines
Deal found 22/6£284
Thu 6/819:55
LGW
-
MHQ
1 stop12h 40m
Multiple Airlines
Thu 13/807:15
MHQ
-
LGW
1 stop5h 05m
Multiple Airlines
Deal found 22/6£296
Sun 9/806:50
STN
-
MHQ
2 stops25h 45m
Multiple Airlines
Fri 14/807:15
MHQ
-
STN
1 stop6h 40m
Multiple Airlines
Deal found 22/6£299
Sun 9/810:20
LHR
-
MHQ
1 stop9h 15m
Finnair
Sun 16/822:30
MHQ
-
LHR
1 stop12h 40m
Finnair
Deal found 22/6£308
Sun 9/818:50
LGW
-
MHQ
1 stop25h 10m
Multiple Airlines
Fri 14/807:15
MHQ
-
LGW
1 stop5h 05m
Multiple Airlines
Deal found 22/6£318
Sun 9/822:00
STN
-
MHQ
2 stops34h 35m
Multiple Airlines
Sun 16/816:00
MHQ
-
STN
1 stop22h 05m
Multiple Airlines
Deal found 22/6£320
Thu 6/806:40
LHR
-
MHQ
1 stop12h 55m
Multiple Airlines
Thu 13/817:10
MHQ
-
LHR
1 stop6h 10m
Multiple Airlines
Deal found 22/6£346
Sun 9/810:20
LHR
-
MHQ
1 stop9h 15m
Finnair
Fri 14/810:10
MHQ
-
LHR
1 stop12h 30m
Finnair
Deal found 22/6£353
Sun 9/818:50
LGW
-
MHQ
1 stop25h 10m
Multiple Airlines
Sun 16/822:30
MHQ
-
LGW
1 stop12h 40m
Multiple Airlines
Deal found 22/6£382
Sun 9/816:10
LHR
-
MHQ
2 stops16h 25m
Multiple Airlines
Fri 14/817:10
MHQ
-
LHR
1 stop4h 45m
Multiple Airlines
Deal found 22/6£387
Sun 9/806:40
LHR
-
MHQ
1 stop11h 20m
Multiple Airlines
Sun 16/816:00
MHQ
-
LHR
2 stops19h 00m
Multiple Airlines
Deal found 22/6£401
Sun 9/809:00
LGW
-
MHQ
2 stops35h 00m
Qatar Airways
Fri 14/810:10
MHQ
-
LGW
2 stops22h 30m
Qatar Airways
Deal found 22/6£2,176

Find flight deals from London to Mariehamn

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Mariehamn (MHQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 June 2026.

Round-trip from

£284
6/8-13/8
  • 6/8-13/8
  • 3 total stops
  • 37h 20m total
  • London to Mariehamn
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Mariehamn that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 26 June 2026.
Use the filters below to find and compare flights from London to Mariehamn that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMariehamn

STN - MHQ

STNMHQ

London Stansted

Thu 6/8

06:30-10:35

2 stops26h 05m

Mariehamn

Thu 13/8

07:15-16:30

1 stop11h 15m

£284

LondonMariehamn

STN - MHQ

STNMHQ

London Stansted

Sun 9/8

06:50-10:35

2 stops25h 45m

Mariehamn

Fri 14/8

07:15-11:55

1 stop6h 40m

£299

LondonMariehamn

LHR - MHQ

LHRMHQ

London Heathrow

Sun 9/8

10:20-21:35

1 stop9h 15m

Mariehamn

Sun 16/8

22:30-09:10

1 stop12h 40m

£308

LondonMariehamn

LGW - MHQ

LGWMHQ

London Gatwick

Sun 9/8

18:50-22:00

1 stop25h 10m

Mariehamn

Fri 14/8

07:15-10:20

1 stop5h 05m

£318

LondonMariehamn

STN - MHQ

STNMHQ

London Stansted

Sun 9/8

22:00-10:35

2 stops34h 35m

Mariehamn

Sun 16/8

16:00-12:05

1 stop22h 05m

£320
Fastest return journey

LondonMariehamn

LHR - MHQ

LHRMHQ

London Heathrow

Sun 9/8

10:20-21:35

1 stop9h 15m

Mariehamn

Fri 14/8

10:10-20:40

1 stop12h 30m

£353

LondonMariehamn

LGW - MHQ

LGWMHQ

London Gatwick

Thu 6/8

20:50-15:55

2 stops41h 05m

Mariehamn

Thu 13/8

07:15-10:20

1 stop5h 05m

£356

LondonMariehamn

LGW - MHQ

LGWMHQ

London Gatwick

Sun 9/8

18:50-22:00

1 stop25h 10m

Mariehamn

Sun 16/8

22:30-09:10

1 stop12h 40m

£382

LondonMariehamn

LHR - MHQ

LHRMHQ

London Heathrow

Sun 9/8

06:40-20:00

1 stop11h 20m

Mariehamn

Sun 16/8

16:00-09:00

2 stops19h 00m

£401

LondonMariehamn

LHR - MHQ

LHRMHQ

London Heathrow

Sun 9/8

19:50-10:35

2 stops12h 45m

Mariehamn

Fri 14/8

07:15-16:00

2 stops10h 45m

£727

Flights are sorted by cheapest return flights first.

Deals found on 22/6

Sorted by cheapest first

Best time to book a flight from London to Mariehamn

Have a flexible travel schedule? Discover the best time to fly to Mariehamn from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Mariehamn
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from London to Mariehamn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Mariehamn from London?

    Mariehamn (MHQ), located 2.1 mi from the city center, is the airport you fly into when you book flights from London to Mariehamn. 0 airlines have flights to Mariehamn from London on a regular basis. Booking flights from London to Mariehamn should not be difficult; the airport handles an average of 0 inbound flights from London per day.

  • How long is the flight from London to Mariehamn?

    There are many flights that can get you from London to Mariehamn in 9h 15m. Fly via Finnair to get the fastest option. London and Mariehamn are separated by a distance of 984 mi.

  • What are the most popular routes from London to Mariehamn?

    While some choose either London Heathrow - Mariehamn or London Stansted - Mariehamn, London Gatwick - Mariehamn is the most popular route from London to Mariehamn.

  • Can I find deals for flights from London to Mariehamn that include hotel bookings?

    Yes. In addition to deals on London to Mariehamn flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Mariehamn?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Mariehamn.

  • Can I find deals for business class flights from London to Mariehamn?

    Yes. Cheapflights offers flight deals from London to Mariehamn by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from London to Mariehamn?

Millions of users choose and trust Cheapflights to book the best flight deals from London to Mariehamn for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from London to Mariehamn with no change fees?

Need flexible booking options for your flight to Mariehamn from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Mariehamn become cheaper?

Yes! Start tracking prices for London to Mariehamn flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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