Middle Eastern and Asian carriers have emerged the big winners in a list of the world’s top 20 airlines as decided by flyers from 160 countries.

Travelers who fly business class have voted the Premium Terminal at Doha International Airport the best in the world for the third year in a row, for services like personal chauffeurs, 5-star dining options and in-transit spa and sauna experiences.

Qatar Airways, one of the largest carriers in the world, announced on Monday that it was joining the Oneworld Alliance. Other major members of the alliance include American Airlines, British Airways and Cathay Pacific.

Qatar Airways has recruited an all-star lineup of international chefs including Nobu Matsuhisa and Tom Aikens of the UK to create a new multicultural menu – the latest airline to tap star-powered Michelin talent for their in-flight dining program.

Qatar Airways has won the award for the Best Airline of the World, for the second time, at the Skytrax 2012 World Airline Awards.

Airline review site Skytrax has named the best airlines of the year – based on surveys of passengers – at the Paris Air Show.

Qatar Airways beat Singapore Airlines to first place in the 2011 rankings, rising from third place, while Asiana dropped from the top of the table to take third place.

Cathay Pacific won fourth place in the overall rankings, while Thai Airways took fifth and Etihad took sixth at the awards, which were announced June 22.