Range from the cheapest replacement of a door frame £130 (Building and Plastering Solution based in SE5) to the dearest replacement of a door frame £350 (F H Heating based in NW8).
Comparing carpenter & joiners estimates for a new door frame gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to replace a door frame in W1D by posting a job with HaMuch and we will send it to carpenter & joiners in W1D.