It's called "THE END" of the runway.
RUNWAY
It's called a 'runway'
aerodrome, airfield, airstrip, airport, runway.
That is the 'runway'
It is called a runway, and it is also referred to as the tarmac, which is what the runway is made out of.
They land at a place called AERODROME, AIRFIELD, AIRPORT, LANDING FIELD, RUNWAY...
The compound nouns are airport (air+port) or runway (run+way).
No airplanes can land in an airport. They land on the runway.
aerodrome, airfield, airstrip, airport, runway.
Runway
Runway, airport, airstrip, airfield, aircraft carrier.
Planes can land on airfields normally. Specifically on a runway. However some planes can land on water. FloAt planes for example. Others can land on snow if they equipped with skis and still other may land on unprepared surfaces like tundra when they are equipped with big tires that prevent them from sinking into the muck. There are many formal and informal airports around the world both on land, water and the stuff in between.