A section of the motorway between J34, Blyth and J35, Doncaster was closed after the crash between a van and lorry this morning, Monday, March 25.
Motorists were left waiting in three miles of traffic.
The main carriageway and slip road now open.
A Highways England spokesman said: "There are 20 minute residual delays on the approach to the earlier incident spanning 3.5 miles back to Upper Morton. Delays are reducing and it is anticipated that normal traffic conditions will return shortly."
All vehicles are now on the hard shoulder and currently being recovered.
A South Yorkshire Police spokesman said: "Minor injuries reported for both drivers – the vehicles are now being recovered and the road due to reopen."