United Airlines has made this announcement:

We suspend travel to China and Hong Kong
February 12, 2020
As we continue to evaluate our operation between our U.S. airport hub locations and Beijing, Chengdu, and Shanghai as well as Hong Kong, we have decided to extend the suspension of those flights until April 24. We will continue to monitor the situation and will evaluate our schedule as we remain in close contact with the CDC and other public health experts around the globe.

We suspend travel to Hong Kong
February 4, 2020
In response to the continued drop in demand, we are suspending travel to Hong Kong beginning February 8 until February 20. Our last flights will depart San Francisco on February 5 (flight 877 and flight 869) and the last returning flight will depart Hong Kong on February 7 (flight 862).
In other news, United is offering its pilots a month off at reduced pay rates due to flight cuts.
Read the full report from CNBC.
United Airlines aircraft photo gallery (Boeing):
