Glattfelden is a municipality in the district of Bülach in the canton of Zürich in Switzerland, and belongs to the Glatt Valley.

Bülach is a historic town and a municipality in Switzerland in the canton of Zürich. It is the administrative capital of Bülach district. It is situated in the Glatt Valley to the east of the small river Glatt and about 4 km (2.5 mi) south of the High Rhine and about 6 km (3.7 mi) north of the Zurich Airport.