Streets including Nguyen Trai, Lang, Belt Road 3, Tran Duy Hung, Nguyen Chi Thanh were all jammed with vehicles.
People faced difficulties travelling on the crowded Khuat Duy Tien Street at 8 am.
The same situation was seen on Nguyen Trai Street with long lines of slowly moving vehicles.
Many motorbike drivers used pavements on Nguyen Trai Street.
Thousands of vehicles crowded Tran Duy Hung Street towards the city centre.
Nga Tu So Bridge was also extremely crowded.
People also ran on the Bus Rapid Transit route on Le Van Luong Street.
The congestion started to ease at around 9.30 am.
