About 10 miles.
Heathrow Airport Limited, The Compass Centre, Nelson Road, Hounslow, Middlesex, TW6 2GW
The driving distance from London Heathrow Airport to Portsmouth, UK is 117 km
There are 8750 km (5440 mi) between Heathrow Airport and LAX airport.
The driving distance from London Heathrow Airport to London City Airport is 37 miles.
The city of Bath is approximately 75 miles west of Heathrow Airport.
591 miles
The distance from the center of Oxford to London Heathrow Airport is almost exactly 40 miles (64 kilometers).
The postal address for Heathrow Airport is: Heathrow Airport, 234 Bath Road, Hayes, Middlesex, UB3 5AP, United Kingdom
The London Heathrow airport is the busiest airport within the United Kingdom. The distance between Portsmouth and Long Heathrow airport is exactly 103 miles which takes about one hour and fifty minutes to travel.
The County of Middlesex has pretty much been swallowed up by Greater London. London has several busy airports, from busiest to quietest, these are: Heathrow to the west, Gatwick to the south, Stansted to the north east, Luton to the north west and City Airport to the east and the closest to the city centre. Heathrow and City Airports are connected directly to London's public transport system; the others all have good rail links.
The driving distance from London Heathrow Airport to London Stansted Airport is 64 miles / 103 km
The distance as the crow flies between Heathrow and Gatwick is approximately 30 miles (48.27 Km)