Range from the cheapest Downlights installation £125 (Blackrock Electrical Ltd based in OX14) to the dearest Downlights installation £590 (Premier Electricians Ltd based in OX26).
Comparing electricians estimates for Downlights installation 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 for installing downlights by posting a job to electricians in Cowley.