INDIGO Interglobe Aviation Ltd Changes in credit ratings Announcement 2024 - Credit Rating Upgrade InterGlobe Aviation Ltds credit rating upgraded by ICRA from [ICRA] A+ to [ICRA] AA- with stable outlook, short-term rating reaffirmed at [ICRA] A1+..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Interglobe Aviation Ltd