BENGALURU, Feb. 9 -- The Chief of the Air Staff Air Chief Marshal AP Singh and army chief General Upendra Dwivedi will on Sunday fly in a two-seater trainer version of the Tejas light combat aircraft (LCA-Mk1) from the Yelahanka airbase in Bengaluru, signalling jointness in the armed forces and the air force fully backing the locally produced fighter jet, officials aware of the development said on Saturday.

It will be the first time that two service chiefs will fly in the single-engine fighter plane, officials said.

Singh will also fly in a formation of three LCA Mk-1s on Monday, the opening day of Aero India 2025, which is Asia's biggest airshow.

The development comes at a time when state-run plane maker Hindustan Aeronautics Limited is...