Lukla airport (icao) is the main access airport for those who want to visit Mount Everest. Its official name is Tenzing-Hillary Airport, in honor of the first two people who climbed the highest mountain in the world in 1953, Tenzing Norgay and Edmund Hillary.
Nepal 
Thailand
Iran - Mashhad
China - Hong Kong
United Arab Emirates - Dubai
South Korea - Seoul
Japan - Naha - Okinawa
United States - Key West - FL
