Malaysia Airlines and Indian company IndiGo have canceled their flights to Saudi Arabia until October 16. Based on an aviation authority notice, Riyadh airport will be closed until 21:00 on October 16 Greenwich Mean Time.

IndiGo said flights to Riyadh, Jeddah, Dammam and Medina have been canceled, and told passengers to check the flight status before going to the airport.

Malaysia Airlines suspended flights to Jeddah and Medina from October 11 to October 16, and offered passengers a refund or a change of travel date without charge.

Air India until October 13, Air India Express until October 12, and Akasa Air until October 11 have suspended their flights.

The United States, Canada, the United Kingdom, South Korea, Japan, Australia and New Zealand have warned their citizens about travel to Saudi Arabia. The disruption began after a series of attacks on Saudi airports that are attributed to Yemen’s Houthis.