Dhaka, Aug. 11 -- Air India's plan to upgrade its older widebody aircraft has been pushed back once more. The airline now aims to finish the $400 million retrofit project by October 2028, extending the original five-year timeline by about a year.

Persistent supply chain issues since the Covid pandemic have caused delays in Tata Group's effort to enhance the legacy fleet's operational reliability and deliver a world-class flying experience.

The airline said it had finally started the upgrade programme for its legacy widebody fleet with the Boeing 787 Dreamliner. The work is now expected to finish by October 2028, "with the timeline having shifted due to supply chain delays".

In its last few cash-starved state-owned years, Air India had ...