There are various ways in which you can make a complaint about noise, these are as follows:
Click the 'Investigate' tab, top left, under the Heathrow logo and follow the instructions to find the correct flight.
Visit Heathrow Webtrak site
Heathrow Airport is committed to protecting your personal information when you use Heathrow services. Whenever you provide such information we are legally obliged to use it in line with all applicable laws.