The nearest airport is CQF - Calais Dunkerque, located 31.3 km north of Watterdal.
Other airports nearby include LTQ - Le Tourquet Le Touquet Paris Plage (33.6 km south west), LIL - Lille Lesquin (77.1 km east), LYX - Lydd (81.8 km west), OST - Oostende (82.6 km north east),