The nearest airport is HEL - Helsinki Vantaa, located 33.1 km north east of Österby.
Other airports nearby include HEM - Helsinki Malmi (34.8 km east), TLL - Tallinn-ulemiste International Tallinn (88.0 km south), TMP - Tampere Pirkkala (145.1 km north), KEV - Halli (188.0 km north),