London is the financial and cultural center of Britain, and also its capital. The city has many airports as there are a number of international passengers who arrive in this city regularly. The city's six airports see millions of passengers every year. Gatwick and Heathrow airports are the most prominent of these six.
Flights from London to New York may take off from any of London's six airports. Of these, Heathrow is the largest and the busiest. It is closely followed by Gatwick in terms of popularity and stature. Both Gatwick and Heathrow can easily be reached from London city center. London City Airport is the closest to the city center.