Helsinki has claimed the top spot on the 2025 Global Destination Sustainability Index with an impressive 94% score, reaffirming Finland’s leadership in eco-friendly tourism. The city’s strong commitment to carbon neutrality, renewable energy, and responsible travel is setting new global standards. Airlines like Finnair and United, along with Radisson Blu’s green hotels, are benefitting as travelers increasingly choose Helsinki for its innovation, authenticity, and environmental responsibility.