IndiGo, SpiceJet and Akasa saw disruptions in their online check-in and boarding processes across their networks, forcing them to switch to manual mode

"Our systems are currently impacted by a Microsoft outage, which is also affecting other companies. During this time booking, check-in, access to your boarding pass, and some flights may be impacted," IndiGo said in an update on X

"We are all hands-on decks and are working to restore stability and normalcy. Our digital team is also coordinating closely with Microsoft Azure to resolve these issues swiftly," it stated

Budget carrier Akasa said: "Due to infrastructure issues with our service provider, some of our online services, including booking, check-in and manage booking services will be temporarily unavailable

The airline requested its passengers with immediate travel plans to reach airport early to check in, as a precautionary measure

SpiceJet also said it is currently experiencing technical challenges with its service provider, affecting online services including booking, check-in, and managing booking functionalities

"As a result, we have activated manual check-in and boarding processes across airports," it stated

Meanwhile, Union Minister Ashwini Vaishnaw said the IT ministry is in touch with Microsoft regarding global outage and that NIC network is not affected

CERT-In in an advisory said the Microsoft outage was caused by Crowdstrike update, and rated its severity as "critical". The advisory comes amid a massive outage faced by Microsoft users globally, and widespread reports of disruptions in international airlines, banks and media outlets