On Midsummer Eve, Friday 21 June bus 24S will have additional services between Postitalo and Seurasaari. The bus will run every 7 minutes from the Postitalo stop (H2038) between 6am and 00.33am and from Seurasaari between 4.25pm and 00.56am. The bus will run directly along Mechelininkatu and not serve Hietaniemi (see the map below).
In addtion, bus 24 to Seurasaari will be diverted from 9.45am (from Merikatu). Buses 24 and 24S will run to Seurasaari via Munkkiniemi Square (Munkkiniemen aukio). The following stops will not be served: "Humallahti" (H1293), "Mäntyniemi" (H1295), "Ruutikellarit" (H1297) and "Heikinniementie" (H1299).