Platon Oyunsky Yakutsk International Airport (Yakut: Платон Ойуунускай аатынан аан дойдутааҕы Дьокуускай аэропорт, romanized: Platon Oyûnuskay âtınan ân doydutâğı Cokûskay aeroport, Yakut pronunciation: [d͡ʑoquːsˈqaj aeɾoˈpoɾt]; Russian: Международный аэропорт Якутск имени Платона Ойунского, Mezhdunarodnyj aeroport Yakutsk imeni Platona Ojunskogo) (IATA: YKS, ICAO: UEEE) is an airport in Yakutsk, Russia.

Construction of the airport started in 1931, and it was used as a stopover on the ALSIB Alaska-Siberia air route for American planes flying to Europe during World War II.

[2][3] As of 2017[update], the airport has been used by Boeing to test cold weather starting of its aircraft.

[4][needs update] Before 1992, Aeroflot had a monopoly on Soviet domestic flights, and had a lot of accidents.

At least a dozen deadly accidents happened on or near Yakutsk.