The nearest airport is BWE - Braunschweig Wolfsburg, located 40.3 km south west of Kahnstieg.
Other airports nearby include ZCN - Celle (73.0 km west), HAJ - Hannover (95.0 km west), SZW - Schwerin Parchim (115.1 km north east), LEJ - Leipzig Halle (141.5 km south east),