New Delhi, June 20 -- Air India has cancelled several international and domestic flights on Friday due to increased aircraft checks, bad weather, and airspace restrictions.

Affected flights include services between Dubai, Chennai, Delhi, Melbourne, Pune, Ahmedabad, Hyderabad, and Mumbai.

As per the statement from Air India, "Air India's international flights AI906 from Dubai to Chennai; AI308 from Delhi to Melbourne; AI309 from Melbourne to Delhi; AI2204 from Dubai to Hyderabad and domestic flights AI874 from Pune to Delhi; AI456 from Ahmedabad to Delhi; AI-2872 from Hyderabad to Mumbai and AI571 from Chennai to Mumbai have been cancelled due to enhanced maintenance and operational reasons."

The airline has offered full refunds or free...