American and Delta, which each have fleets of about 1,000 aircraft, both have around 10% of their aircraft in the air currently, according to flight tracking company RadarBox on Friday.
Delta is parking planes at Hartsfield-Jackson Atlanta International Airport and Birmingham-Shuttlesworth International Airport. ICEYE, a satellite startup that uses a special type of imagery to see at night and through clouds, showed aircraft parked in Atlanta on Tuesday.