FRS Finland has several beautiful and interesting island destinations providing with versatile services. Read more below!


Suomenlinna is a historic sea fortress and a Unesco world heritage site. The construction of the fortress began in 1748. The purpose of Suomenlinna was to protect the Eastern border and the coast in the wars against Russia. As a result of the Finnish Civil War, the fortress was turned into a prisoner of war camp in 1918. In 1918, the fortress was taken over by the Defense Forces and renamed Suomenlinna.

Lonna is small island between Kauppatori and Suomenlinna. Lonna is the sister island of Suomenlinna, where ships were once immune to sea mines. In 2014, the island was opened to the public.



Isosaari is more than 100-year-old fortress island just over half an hour boat trip from Market Square. Isosaari is one of outermost islands in the Helsinki and a culturally significant site. The sights and nature are unique. The island is close to the city but free from the sounds of the city. There are good services such as the restaurant Upseerikerho with a large terrace, two sandy beaches, three saunas, picnic areas, large lawns, good roads, clear signage, guidance and Finland´s the most demanding par-3 golf course.


FRS Finland operates the archipelago routes to Iso Vasikkasaari and Otaniemi. Espoo is a maritime city with 58 kilometers of coastline and 165 islands. You can easily explore the islands without own boat because of comprehensive scheduled traffic!


FRS Finland operates Helsinki’s most gorgeous archipelago route between Kalasatama and Vuosaari from the beginning of May until the end of August. The Eastern archipelago route is the only water route in Helsinki which takes you from mainland to mainland and gives you an excellent view into the everyday life in the archipelago. The duration of the cruise is 1 hour 45 minutes. During you trip you will get to see parts of the archipelago unaccessible to other routed watertraffic or sightseeing boats. The route passes through the Degerö canal.



The Svartholm is located near the Gulf of Loviisa. It is a sister fortress of Suomenlinna and belongs to the same defense chain. Svartholm is a popular place for the whole family to visit. You can travel there by Suomen Saaristokuljetus vessel or by own boat. Guided walking tours are available on the island. Free guest berths are available for boaters. There is also a summer restaurant on the island.


+358 102023780
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M/s Kajava 050 300 9736
M/s Tuulispää 045 615 1633
M/s Okeanos 050 5355219
M/s Gädda 045 615 1632
M/s Viapori 045 145 5946
M/s Vire 045 615 1634
M/s Isosaari II 050 471 3092
M/s Wellamo 050 300 9781
M/s Mistral 050 471 5626

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