1. Autumn foliage hike in Koli National Park
Koli National Park is spectacular during autumn, offering breathtaking tusker landscapes. Hiking trails lead to Ukko-Koli Hill, where views over Lake Pielinen open to golden forests stretching endlessly. Visitors find serenity in crisp mountain air and colorful foliage, perfect for photography or peaceful reflection. For those seeking unforgettable things to do in Finland in October, witnessing ruska at Koli is unmissable. The park offers routes for all fitness levels, making it accessible for families, adventure seekers, and photographers alike. It remains among the top destinations to enjoy the seasonal charm of October in Finland’s wilderness
Location: North Karelia, eastern Finland.
Timings: Walk during daylight; visitor facilities have separate schedules.
Entry fee: No general park admission ticket. Parking fees may apply at participating locations under the 2026 pilot.
2. Canoeing in Nuuksio National Park
Canoeing across the calm waters of Nuuksio National Park is one of the most relaxing activities when exploring Finland in October. The lakes mirror the fiery autumn forest, creating a reflection unlike any other time of year. Paddling through pristine scenery offers both peace and immersion in the Finnish wilderness. Visitors can also stop at campfire sites for picnics, adding warmth to their day. Wildlife spotting, from red squirrels to numerous bird species, enhances the journey. Combining exercise with landscapes drenched in tusker colors, canoeing here feels like experiencing Finland’s natural heartbeat at its most tranquil.
Location: Espoo, near Helsinki
Timings: Operator-specific, preferably during daylight.
Entry fee: Rental or guiding charges vary; no reliable universal October price applies.
3. Northern Lights tour in Rovaniemi
October marks the start of aurora season in Lapland, and Rovaniemi offers excellent tours for travelers eager to chase the Northern Lights. Guides take small groups away from city lights to open skies where vibrant illuminations paint the horizon. For many, seeing the Northern Lights is bucket-list worthy, and joining a local guide increases the chances of success. As Finland in October offers darker skies and fewer tourists, this becomes a perfect opportunity for peaceful viewing. The combination of cool crisp air, starry nights, and spectacular auroras makes Rovaniemi a highlight of any Finnish autumn adventure.
Location: Finnish Lapland, Rovaniemi.
Timings: After dark; the cited Rovaniemi excursion lasts three hours.
Entry fee: A Visit Finland-listed Rovaniemi tour starts at €60 per person. Other published experiences start at €119.
4. Sauna and lake dip at Löyly Helsinki
Experiencing Finnish saunas is a must, and Löyly in Helsinki provides a modern yet authentic venue. Visitors move between hot steams and a refreshing dip in the Baltic Sea, recharging both mind and body. The tradition is especially comforting in cooler months, making it one of the most rejuvenating things to do in Finland in October. With its striking seaside architecture and cozy restaurant, Löyly blends wellness with contemporary design. October’s brisk temperatures enhance the sauna’s warmth, while brave travelers embrace the cold waters afterward. It’s an activity that embodies Finland’s unique lifestyle and autumn charm.
Location: Hernesaari shoreline, Helsinki.
Timings: Open daily; hours vary by weekday and booking slot.
Entry fee: €29 for two hours, including a towel, seat liner, shampoo and shower gel.
5. Attend the Helsinki Baltic Herring Market
The Baltic Herring Market transforms Helsinki’s harbor every October into a lively festival of flavors and traditions. For centuries, it has celebrated Finland’s maritime culture through fresh fish, artisan foods, and handicrafts. Visitors mingle with locals, sample delicacies, and buy seasonal goods in a vibrant market atmosphere. Attending the event is among the most authentic ways to enjoy Finland in October, as it combines culture, history, and cuisine. The harbor area, framed by autumn scenery, becomes a hub of activity that connects travelers with Helsinki’s community spirit and maritime heritage in the best way possible.
Location: Helsinki Market Square.
Dates: 4–10 October 2026.
Timings: Market, 9 am–7 pm; restaurants, 11 am–7 pm.
Entry fee: No general admission ticket; food and purchases cost extra.
6. Visit Olavinlinna Castle in Savonlinna
Olavinlinna Castle, built in the 15th century, is one of Finland’s most striking medieval landmarks. Surrounded by scenic lakes and colorful autumn trees, the castle takes on an enchanting aura in October. Walking its stone walls and towers transports visitors back to centuries of history, complete with exhibitions and cultural events. Exploring this fortress is one of the most fascinating things to do in Finland in October, especially for travelers passionate about history and architecture. Combining breathtaking scenery with storytelling charm, Olavinlinna offers both beauty and heritage, making it an unforgettable highlight of autumn sightseeing.
Location: Savonlinna, eastern Finland.
Timings: Tuesday–Friday, 10 am–4 pm; Saturday–Sunday, 11 am–4 pm; closed Mondays.
Entry fee: Adults, €15; concessions, €10; children aged 7–17, €7; children under seven enter free. Family ticket, €35.