Risk of symptomatic COVID-19 due to aircraft transmission: a retrospective cohort study of contact-traced flights during England's containment phase.
Paula Bianca BlomquistHikaru BoltSimon PackerUlf SchaeferSteven PlattGavin DabreraMaya GobinIsabel OliverPublished in: Influenza and other respiratory viruses (2021)
We conclude that risk of symptomatic COVID-19 due to transmission on short to medium-haul flights is low, and recommend prioritising contact-tracing of close contacts and co-travellers where resources are limited. Further research on risk on aircraft is encouraged.