For US:
https://www.cdc.gov/coronavirus/2019-ncov/travelers/testing-international-air-travelers.html
Passengers must be tested with a viral test that could be either an antigen test or a nucleic acid amplification test (NAAT).
For US:
https://www.cdc.gov/coronavirus/2019-ncov/travelers/testing-international-air-travelers.html
Passengers must be tested with a viral test that could be either an antigen test or a nucleic acid amplification test (NAAT).