The nearest airport is ACH - St Gallen Altenrhein, located 53.0 km west of Flecken.
Other airports nearby include FDH - Friedrichshafen (56.4 km west), INN - Innsbruck (90.0 km south east), OBF - Oberpfaffenhofen (95.1 km north east), FEL - Fuerstenfeldbruck Furstenfeldbruck (102.8 km north east),