✈️飛行機An airplane. Means flights, travel and vacation. Use it for trip announcements and "boarding soon".
🛫飛行機離陸An airplane departure. Means takeoffs, leaving and new adventures. Use it for "bye for now" and trip starts.
🛬飛行機着陸An airplane arrival. Means landings, arrivals and homecoming. Use it for "welcome back" and pickup posts.