Every month, an airline printed advertisement, minus airline name and logo, is displayed for your guessing pleasure on Guess The Airline. The following is the answer to a previous game.
Once again, this was an advertisement from a 1977 issue of The Economist. Are you ready? Scroll down!

How to guess it?
The registration beginning with A4O, the fact that this is a three-engine aircraft, but above all, the reference to the Golden Falcon and the uniforms.