Zamknięte okno w samolocie and other 85,000 icons from Icons8 icon pack follow the visual guidelines of the operating systems: Windows, iOS, Android KitKat, and Material. PNG format is free up to 100x100 px. Icons are availble for download in PNG and vector (SVG, PDF, EPS, and more).
This icon represents airplane window closed. It is an oval shape with a ring around the outside and a smaller ring on the inside. It has one small straight line across the bottom of the oval in the middle.