Routes: United slashes, Air China resumes, Delta down 50%, Europe thins out, more

In route news, United will drop hundreds of San Francisco flights next month but Air China plans to resume SFO non-stop service; Qantas is suspending two San Francisco routes; the State Department suggests Americans should not travel abroad after the U.S. bans entry for 30 days to foreign nationals traveling from Europe; as a result, Delta, American and United scramble to adjust international schedules; Lufthansa Group carriers and Norwegian suspend most U.S. flights; route news from KLM, Air France, El Al, Finnair, Kuwait Airways, British Airways, SAS, Southwest; Amtrak suspends Acela trains; LAX gets an AmEx Centurion Lounge.

The air travel situation is getting more chaotic and uncertain by the day, especially for international flights, as coronavirus tightens its grip on the world. New passenger bookings are drying up and cancellations are rampant, and now the White House has sparked a major disruption of transatlantic travel. Airlines are trying to keep up by cutting schedules again and again.