Range from the cheapest installing or fixing of light fitting fixtures £60 (Dingers Electrics Ltd based in W7) to the dearest installing or fixing of light fitting fixtures £106 (Daconbuilders based in W13).
Comparing electricians estimates for installing or fixing of light fixtures 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 repair or replace light fittings in W7 by posting a job with HaMuch and we will send it to electricians in W7.

"The wiring exits - need to replace a broken outdoor light fitting. I have already bought the replacement light fitting/PIR. Please give me a quote for the cost.Thanks"
W13
"Install a LED light "
TW8