AdvertisementTransporting And Distributing Vaccines Will Be 'Unprecedented' Logistical ChallengeDecember 11, 2020David SchaperfacebookEmailUnited is the first commercial airline to fly the first FDA-authorized COVID-19 vaccines to the U.S. Above, a cargo-only United flight carrying Pfizer's COVID-19 vaccine from Brussels to Chicago's O'Hare airport. (United Airlines)