Plane was flying from Guangzhou , China to Addis Ababa , Ethiopia . Boeing 777-300ER was forced to land in Mumbai the first time to refuel . It departed but had to return due to engine trouble , Indian media reported . Passengers disembarked and were transferred to a hotel . What should have been a 10-hour flight turned into a 7:30am delay . Ethiopian was recently named one of the world 's most reliable carriers .
Plane was flying from Guangzhou , China to Addis Ababa , Ethiopia . Boeing 777-300ER was forced to land in Mumbai the first time to refuel . It departed but had to return due to engine trouble , Indian media reported . Passengers disembarked and were transferred to a hotel . What should have been a 10-hour flight turned into a day-long delay . Ethiopian was recently named one of the world 's most reliable carriers .