The accident occurred on the Mawa-Khulna Road in the Miltonbazar area of Kashiani Upazila around 10:45 am, said SI Sirajul Islam of Kashiani Police Station, reports bdnews24.com.
The bus was headed from Dhaka to Khulna when the accident occurred, he said.
A motorcycle was also involved in the accident, SI Sirajul said.
It was not immediately clear what vehicles the victims were travelling on, he added.
