World’s top airline brands 2015 – in pictures

11th: Qatar Airways. Brand value: $2.77 billion. Courtesy Qatar Airways

10th: China Eastern Airlines. Brand value: $2.91 billion. Tyrone Siu / Reuters

9th: Singapore Airlines. Brand value: $2.93 billion. Edgar Su / Reuters

8th: Air China. $2.95 billion. Greg Baker / AP Photo

7th: Southwest Airlines. Brand value: $3.46 billion. Lucy Nicholson / Reuters

6th: British Airways. Brand value: $3.64 billion. Jason Alden / Bloomberg

5th: American Airlines. Brand value: $3.64 billion. Tony Gutierrez / AP Photo

4th: Lufthansa. Brand value: $4.09 billion. Ralph Orlowski / Reuters

3rd: United Airlines. Brand value: $4.86 billion. Justin Sullivan / Getty Images / AFP

2nd: Delta Air Lines. Brand value: $4.86 billion. Lucas Jackson / Reuters

1st: Emirates. Brand value: $6.64 billion. Christopher Furlong / Getty Images

Find where the Gulf airlines come in London consultancy Brand Finance’s top brands globally for 2015.