Stockholm Västerås Airport
Vasteras, Sweden
Stockholm Västerås Airport (IATA: VST, ICAO: ESOW), also known as Hässlö Flygplats, is a minor international airport located near the city of Västerås, Sweden. The airport is located 110 km (70 mi) west of Stockholm, and is outside of Stockholm County, but is included in STO, the IATA airport code for Stockholm airports. The airport handled a total of 87,925 passengers in 2025, making it Sweden's 16th-busiest airport.
Airport data from the OpenFlights open database.