PROBLEM TO BE SOLVED: To provide an insect trap capable of replacing an insect-catching sheet easily, preventing decline of insect-catching effect, and preventing a light source from being fouled by flying insects or soot generated in cooking, or the like.SOLUTION: An insect trap M includes: a light source L for drawing flying insects; an insect-catching sheet S in which a square transparent base material film having a tackiness agent coated on its surface is separated from the light source L in the bent state in an arch shape, and covered with the tackiness agent surface positioned outside; and a body plate H and a shield plate SY for preventing entry of flying insects by blocking a surface from which the light source L is exposed, of the insect-catching sheet S.SELECTED DRAWING: Figure 12