Biman Bangladesh Airlines has extended the suspension of flights on the Dhaka-Dammam and Dhaka-Riyadh routes until November 4 due to ongoing attacks on airports in Saudi Arabia. The decision was taken with passenger safety in mind.The national flag carrier disclosed. --> National International Sports Showbiz Business Legal Health Sci & Tech Environment Food & Travel Lifestyle More Opinion Remembering Oddity Arts NRB Education Youth Career Videos Galleries Archive instagram instagram Bangladesh Biman.