From Flugblogg: Icelandair Boeing 767-300 TF-ISN landing at the Troll Airfield in Antarctica in February 2021.
Video:
TF-ISN departing from Antarctica:
From Norwegian Polar Institute:
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Source: https://worldairlinenews.com/2021/03/02/icelandair-boeing-767-300-in-action-at-the-troll-airfield-in-antarctica/