No fatalities

Aircraft impact near Omolon due to low visibility (CCCP-01250)

Omolon, RussiaFlight

On August 29, 1977, an Antonov AN-2 (registration CCCP-01250) operated by Aeroflot - Russian International Airlines was involved in an aviation accident near Omolon, Russia in flight. No fatalities were reported. Investigators recorded the probable cause as: The aircraft struck a hillside after encountering weather conditions that were below established visibility minimums. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-12Data APIEditorial standards

A single-engine aircraft struck a hillside near Omolon while flying in weather conditions below established minimums.

What happened

While operating in transit, the crew of a single-engine aircraft encountered meteorological conditions that had fallen below required visibility minimums. During this period of poor visibility, the aircraft collided with the slope of a hill situated in the vicinity of Omolon.

Although the impact resulted in the aircraft being damaged beyond repair, there were no fatalities or injuries reported among those on board. The incident occurred during the en route phase of flight.

Findings

  • The primary factor contributing to the accident was the encounter with weather conditions below minimums prior to the collision with terrain.

Probable cause

The aircraft struck a hillside after encountering weather conditions that were below established visibility minimums.