Happiness, by the numbers

Routehappy scores 30 million nonstop flights from 748 airlines, assigning each a Happiness Score from 1 to 10. It also includes thousands of user-generated reviews with seat photos. Some of its findings:

Widest seat: 36 inches in Cathay Pacific’s fully flat first-class pods on the 747-400 or 777-300ER

Narrowest seat: 16.5 inches on Air Asia Airbus A-330

Smallest seat pitch: 27 inches on Cape Air Cessna

Highest pitch: 92 inches on American Airlines’ First Class Cabin on the 777-200

Happiest Route and Cabin: 9.62, Emirates Flight 323 from Seoul to Dubai on the Airbus A380