On Wednesday, December 28, 2022, the U.S. CDC announced it would implement new COVID-19 testing requirements for air passengers coming from China, Hong Kong, and Macau. Effective at 12:01 AM (Eastern time), on Thursday, January 5, 2023, all travelers aged 2 or older are required to be tested no more than 2 days in advance of departure and show a negative test result to the operating airline regardless of nationality or vaccination status.
For more, please see the CDC announcement: https://www.cdc.gov/media/releases/2022/p1228-COVID-china.html
If you have questions about timing, type of test, or acceptable documentation, please review the link above and be in touch with your airline. OIA will continue to update this page as new information becomes available.