Protestors want flights at Heathrow to be banned between 11pm and 6am
John Stewart, chairman of the Heathrow Association for the Control of Aircraft Noise, said: "You don't need an alarm clock living under the flightpath. The first plane coming over at 4.30 in the morning is your alarm clock.
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The 20-year-old was found fatally wounded on Roth Walk, near Finsbury Park, north London at around 3am on Saturday, Scotland Yard said.
Police have arrested a man wanted in connection with a burglary at the home of pensioner Richard Osborn-Brooks.
The rally comes after it emerged that the Home Office destroyed thousands of landing cards documenting the arrival of windrush-era migrants