The airport has been made self-reliant in terms of electricity generation, with the commissioning of an 8 megawatt (MW) ground-mounted grid-connected photovoltaic solar plant in April 2021.

The construction and development of the airport was carried out by the Public Works Department (PWD) of Karnataka.

A new taxiway, roofing, car parking, fire station and a new terminal building were also part of the upgrade project that would enable the operation of larger aircraft like the Boeing 737 and the Airbus A320.

[8][10] A new ATC tower, technical block, fire station, a new apron for parking three aircraft, a 12.8 km.

[11] On 12 December 2017 Union Civil Aviation Minister P. Ashok Gajapathi Raju inaugurated the upgraded airport terminal and other ancillary facilities.

Minister of State for Civil Aviation Jayant Sinha and senior Airports Authority of India officials were also present on the occasion.

The airport has passenger-friendly amenities like public address system, check-in counters, fire alarm, HVAC (heating ventilation and air conditioning), elevator, firefighting, CCTV, baggage scanners and car parking.

[22][23] A 8 megawatt (MW) ground-mounted grid-connected photovoltaic solar plant has been built by AAI at the airport.

Hubli airport has been made self-reliant in terms of electricity generation with the commissioning of the plant in April 2021.

Over 400 solar panels have been installed in 24 acres of the land whereas the remaining portion has been used to set up transformers, rooms, and for other purposes.