The Women's 400 metres event at the 2011 European Athletics Indoor Championships was held at March 4 & 5 with the final being held on March 5 at 17:30 local time.
First 3 in each heat and 3 best performers advanced to the Semifinals.
The heats were held at 10:20.
First 3 in each heat advanced to the Final.
The semifinals were held at 17:55.
The final was held at 17:30.