The nearest airport is AGB - Augsburg, located 46.8 km east of Deffingen.
Other airports nearby include FEL - Fuerstenfeldbruck Furstenfeldbruck (76.1 km east), OBF - Oberpfaffenhofen (82.8 km south east), STR - Stuttgart (84.5 km west), FDH - Friedrichshafen (103.1 km south west),