All 156 passengers on flight AI 379 had been escorted from the plane, in line with emergency plans, an Airports of Thailand official said. The aircraft took off from Phuket airport bound for the Indian capital at 9.

The Air India flight was headed from Phuket to Delhi; search found no bomb on board, and the passenger who found the threat note was being questioned.

An Air India flight was forced to make an emergency landing in Thailand on Friday after receiving a bomb threat, a day after the airline was involved in the worst plane crash in a decade that killed over 240 people.