"vistara-flights"

Vistara has now merged with Air India, creating an enlarged entity that is now the country's largest international carrier and second-largest domestic carrier

After security checks, the flight was cleared for take off and later landed at London at around 11.40 pm local time on Friday

The merger is scheduled to be completed on November 12, following which Singapore Airlines will have a 25.1 per cent stake in Air India

The Boeing 787 aircraft was immediately taken to the isolation bay for mandatory security checks, according to the source

The first flight, UK837 from Mumbai to Hyderabad, returned to Mumbai due to poor weather at Hyderabad airport