According to Travel and Leisure Magazine, here are the top airlines and airports
Domestic Airlines :
Virgin America, JetBlue Airways, Hawaiian Airways, Southwest Airlines and Alaska Airlines
Portland International Airport, Tampa International, Minneapolis/St.Paul, Dallas-Love Field, and Austin-Bergstrom.
Singapore Airlines, Emirates, Qatar, Cathay Pacific, Air New Zealand, Virgin Atlantic, Korean Air and Quantas Airways
Singapore Changi, Hong Kong International, Amsterdam, Zurich and Munich Airport.