London Heathrow Airport (LHR)
The nearest major airport is London Stansted.
London, England
These would technically be Manston and Lydd Airports, but these are small facilities. The nearest major airport is London Gatwick.
The nearest major airport is Southend (SEN). This airport has international flights from Southend-On-Sea, UK and is about 68 miles 109km by road from the center of Felixstowe.
The nearest major airport is Kars Airport (KSY / LTCF).
gatwick airport
Manchester airport
If you mean Windsor in England, it does not have an airport.
The closest major airport to Konya, Turkey is Konya Airport (KYA / LTAN).
Heathrow Airport in London is the busiest international airport in England in terms of passenger traffic.
Heathrow Airport.
Wales is its own country it is not in England nor part of the country of England. Wales, as well as England, Scotland and Northern Ireland are part of the United Kingdom. The capitol city of Wales is Cardiff, Cardiff has its own international airport and is the major airport in Wales.