Alaska Atmos Rewards is cheapest in economy at 27,500 points. American AAdvantage wins premium economy at 50,000 points and business class at 60,000. The routing in premium economy and business class changes airports in Tokyo, from Narita (NRT) to Haneda (HND), so allow transfer time. Air Canada Aeroplan's 85,000-point first-class fare connects; treat it as mixed-cabin until each segment's cabin checks out. The first-class routing changes airports in Tokyo, from Narita (NRT) to Haneda (HND), so allow transfer time.