4 fatalities

Cargo Aircraft Disappears Over Caribbean Sea (N126US)

Caribbean Sea, WorldFlight

On June 30, 1977, a Lockheed L-188 Electra (registration N126US) operated by Cooperativa de Montecillos was involved in an aviation accident near Caribbean Sea, World in flight. 4 people were killed. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

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

A four-engine cargo aircraft carrying one passenger, three crew members, and 16,330 kg of frozen meat disappeared over the Caribbean Sea while en route to Caracas from San José.

Incident Overview and Flight Details A four-engine aircraft departed from San José-Juan Santamaría Airport at 1400 local time on a cargo flight destined for Caracas. The aircraft was carrying one passenger, three crew members, and a cargo load of 16,330 kilograms of frozen meat. The specific aircraft type, registration, and operator are not provided in the source material. ## Disappearance and Search Operations While cruising at altitude over the Caribbean Sea, the aircraft plunged into the water under unknown circumstances. The incident occurred approximately 65 kilometers east of Bocas del Toro, Panama. Search and rescue operations were initiated following the disappearance but were suspended a few days later. No trace of the aircraft or its four occupants was found during the search efforts.