At the Portimão track, one of the Formula 1 veterans achieved 92nd career success and became the record holder for this indicator.
The second place was taken by his teammate Finn Baltteri Bottas, the third - by the Dutchman Max Verstappen (Red Bull).
Russian Daniil Kvyat of Alpha Tauri finished last, 19th, two laps behind Hamilton.
During the race, he was fined five seconds for violating track limits.
Earlier it was reported that Hamilton won the qualifying for the Portuguese Grand Prix.