Domestic flights with new United Polaris Studio now on sale

Earlier this week, United announced it would start flying newly delivered Boeing 787-9 Dreamliners with its much-anticipated new Elevated interiors — including swanky new business-plus pods called Polaris Studio in addition to regular new Polaris seats with closing doors — between San Francisco International Airport (SFO) and Singapore Changi Airport (SIN) beginning April 22. That…