Airlines spent decades cramming as many seats into coach as possible. Now they’re focusing on adding roomier seats in a worldwide chase for high-spending travelers like Natalie Rasmussen.”I’m not going to fly to Europe in 36B. 36B is a bra size, not an airline seat,” said Rasmussen, an application scientist who lives in near San Jose, California.Rasmussen said she won’t fly in standard coach on long-haul flights. Instead, she opts for business class or premium economy, a newer cabin that sits between business and coach and offers more legroom, a bigger seat-back screen and other perks but not the lie-flat seats of front-of-the-plane fame.Premium seats yield many times standard coach fares, making them even more important to carriers as ticket prices, generally, fall and business travel’s r …
