Range from the cheapest connection of a gas hob or cooker £102 (G&H Gas and Heating based in SE6) to the dearest connection of a gas hob or cooker £282 (Dulwich Plumber based in SE13).
Comparing heating engineers estimates for fitting gas hob cookers 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 install a gas hob or cooker in SE4 by posting a job with HaMuch and we will send it to heating engineers in SE4.

"Connect a gas cooker or hob remove gas cooker and take it away and fit a gas hob it’s place also make a cupboard for pots and pans underneath the hob a cabinet "
SE15
"Connect a gas cooker or hob"
SE6