This is indeed an extraordinary need gap, Air cargo carriers are gearing up for the Vaccine Airlift - https://www.businessinsider.in/thelife/news/inside-the-covid-19-vaccine-airlift-how-cargo-carriers-plan-to-distribute-the-worlds-soon-to-be-most-valuable-drugs-to-market/articleshow/79324551.cms .

Many passenger carriers converted their passenger planes to cargo planes already due to tourism industry coming to a standstill, Now I think more will do that just to transport vaccines.