The nearest airport is LPP - Lappeenranta, located 52.8 km north west of Kotaniemi.
Other airports nearby include QVY - Utti (99.0 km west), LED - St. Petersburg Pulkovo (128.9 km south east), MIK - Mikkeli (140.4 km north west), SVL - Savonlinna (144.8 km north),