Hamilton led from pole position to win his home grand prix. Mercedes team mate Valtteri Bottas finished in second place.
Ferrari's Kimi Raikkonen finished at the third spot despite suffering tyre issues, followed by Red Bull's Max Verstappen and Daniel Ricciardo.
Hamilton's victory has cut his deficit to Ferrari's Sebastian Vettel to just one point in the championship as the German suffered a front-left tyre failure, who finished at the seventh spot.
With the win, Hamilton equals Jim Clark and Alain Prost record with five British GP career wins.
This was also his fourth consecutive British GP win at Silverstone.
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