Your chances of contracting COVID-19 on a plane are very small. Most aircraft are equipped with state-of-the-art circulation systems, similar to those found in hospitals, which use a high-efficiency (HEPA) filter to circulate the air and removes up to 99.7% of airborne particles (including coronavirus). So the risk, if there is one, does not come from the supplied air. It comes from other people. From what we know, the transmission of coronavirus is generally limited to the distance you cough or sneeze – which is about 2 m (7 ft). If you do get this type of virus on a plane, it’s likely because of a person seated within two rows around you.
Nevertheless, taking a flight and being in close proximity to others in a contained space for a prolonged time, rightfully remains an area of concern for most travelers. If the prospect of a flight causes you stress, I advise you to postpone your flights until you feel comfortable to board a plane again or to choose a travel destination that can be reached by car. That said, if you take a flight, several measures are in place to contain any spread of the virus and for passengers’ peace of mind: