Eleven years after it entered service, the world’s biggest passenger plane has finally been deployed on the planet’s premier long-haul route: London to New York. But the secondhand A380 will fly the route for only three weeks. The “SuperJumbo” has been chartered by Norwegian for its Gatwick-JFK operation. It is needed to cover for Boeing 787 Dreamliners which are out of service due to continuing problems with Rolls-Royce engines.