IndiGo cancels Saudi Arabia flights till Oct 17. IndiGo has cancelled all flights to and from Riyadh, Jeddah, Dammam, and Madinah until October 17 amid Houthi attacks on Saudi Arabia. King Khalid International Airport in Riyadh remains closed after Houthis targeted it with ballistic missiles. Passengers are advised to check flight status on IndiGo's website before heading to the airport.