flypast

1. 低空飞行表演;编队飞行
   A flypast is a flight by a group of aircraft in a special formation which takes place on a ceremonial occasion or as a display.

in AM, use 美国英语用flyover

1. An overpass is called a flyover or a flypast in England.
   在英格兰人们把天桥称为跨线桥或是空中分列式。

noun

1. a flight at a low altitude (usually of military aircraft) over spectators on the ground

   Synonym:    flyoverfly-by