Draw a long oval or rounded rectangle for the airplane body
Add a pointed nose at the front
Draw a tail section at the back
Add two wings on each side of the body
Draw a vertical tail fin on top of the back
Add horizontal stabilizers near the tail
Draw windows along the side of the body
Add engines under the wings or on the sides if needed
Sketch landing gear if drawing the plane on the ground
Outline the shape with clean lines
Erase extra sketch lines
Add details like doors, stripes, or logos
Color the airplane as desired