As of November 2020, Standard & Poor’s (S&P) forecasted that global air traffic will not return to pre-COVID-19 levels over the period 2021 – 2023.
Ym mis Tachwedd 2020, dangosodd rhagolygon Standard & Poor’s (S&P) na fydd traffig awyr byd-eang yn dychwelyd i lefelau cyn COVID-19 yn ystod y cyfnod 2021 – 2023.