what are the best premium economy seats?
["Singapore Airlines. Though Singapore Airlines' elegant first-class suites and spacious business class seats get much of the attention, the airline's premium economy is an industry benchmark as well. ... ", 'Delta. ... ', 'Qantas. ... ', 'Cathay Pacific. ... ', 'American Airlines. ... ', 'Air New Zealand. ... ', 'Virgin Atlantic. ... ', 'Air Canada.']