The nearest airport is TKU - Turku, located 61.9 km north west of Knaapila.
Other airports nearby include HEL - Helsinki Vantaa (95.1 km east), HEM - Helsinki Malmi (99.3 km east), TLL - Tallinn-ulemiste International Tallinn (128.7 km south east), TMP - Tampere Pirkkala (131.1 km north),