Which airline was the first to introduce a comprehensive frequent flyer loyalty program that revolutionized customer retention in transportation?

The transportation industry has transformed how passengers shop while traveling. Airlines have evolved from simple duty-free carts to sophisticated retail ecosystems that generate significant ancillary revenue. This poll tests your knowledge about the innovative customer loyalty and retail strategies that have changed the airline passenger experience and created new revenue streams for transportation companies.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

American Airlines (AAdvantage program, 1981)
United Airlines (Mileage Plus program, 1983)
British Airways (Executive Club program, 1982)
Delta Airlines (SkyMiles program, 1984)