No fatalities

Aircraft disappearance near Uliastay (MT-105)

Mt Otgontenger, MongoliaFlight

On August 4, 1963, an Ilyushin II-14 (registration MT-105) operated by MIAT Mongolian Airlines - Mongolyn Irgeniy Agaaryn Teever was involved in an aviation accident near Mt Otgontenger, Mongolia in flight. No fatalities were reported. 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 twin-engine aircraft has crashed in the Mt Otgontenger region, leaving the status of those on board unconfirmed.

What happened

A twin engine aircraft disappeared while traveling en route to its destination. The wreckage was located on Mt Otgontenger, a peak reaching an elevation of 4,008 meters. This crash site is situated approximately 55 km southeast of the Uliastay area.

At this time, there is no official confirmation regarding the status of the individuals on board. The fate of the occupants remains unknown following the impact.

Findings

The specific reasons for the accident are currently classified as unknown circumstances. No further details regarding the flight phase or the operational status of the aircraft have been released by authorities.