United Airlines has decided it also wants a piece of the Shanghai-Los Angeles route. Just a week after American Airlines received the okay to begin daily direct flights between Shanghai and Los Angeles, the US carrier swiftly announced it has applied for permission to fly the same route nonstop.So for those of us looking to visit the city of angels, there should be a myriad of options come spring. The AA flights are scheduled to begin April 5 and if United is also approved, their flights will commence May 20. China Eastern better step up their game.