Firefighters were called to the M65 near Accrington after a collision between two cars and a van.
Crews from Hyndburn attended the scene close to the Junction 7 exit at around 8pm on Thursday, December 3.
Lancashire Fire and Rescue Service said one of the cars was on its roof and no-one was trapped inside.
Officers made the area safe and the people in the cars were treated by paramedics.
A spokesperson said: “Luckily no-one was seriously hurt.”