Range from the cheapest replacement of a door frame £150 (MJM Plumbing & Property Maintenance based in SW1V) to the dearest replacement of a door frame £480 (TFB Construction based in N7).
Comparing carpenter and 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 Marleybone by posting a job with HaMuch and we will send it to carpenter and joiners in Marleybone.

"Inside kitchen sliding door frame to be replaced. (sliding door frame to be provided). Painting of frame and skirting board. Can you please provide full quote."
W8