10 fatalities

Aircraft Shot Down by Soviet Fighters over Japan Sea (124283)

Japan Sea, WorldFlight

On November 6, 1951, a Lockheed P-2 Neptune (registration 124283) operated by United States Navy - USN was involved in an aviation accident near Japan Sea, World in flight. 10 people were killed. Investigators recorded the probable cause as: Shot down by Soviet Lavochkin La-11. 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 US maritime patrol aircraft was shot down by Soviet Lavochkin La-11 fighters over the Japan Sea, killing all 10 crew members. US and Soviet accounts differ on the location of the incident.

Incident

While conducting a maritime patrol flight over the Japan Sea, the aircraft was intercepted and shot down by several Soviet Lavochkin La-11 fighters. The aircraft subsequently crashed into the sea. All 10 crew members on board were killed.

Disputed Location

According to United States authorities, the aircraft was flying over international waters at the time it was shot down. In contrast, Soviet authorities reported that the aircraft was flying illegally over Vladivostok and was shot down, crashing approximately 30 kilometers off the city. The exact location remains a point of contention between the two countries.

Official Finding

The probable cause of the accident, as determined by the investigation, was that the aircraft was shot down by Soviet Lavochkin La-11 fighters.