Please uncheck any airports you do not want in your selection, and then press the 'Show me how to get from DMM to AMM' button at the bottom of the screen.

Matches for DMM as three letter airport code or city name

Include	Airport name	Airport code	City	Country
	King Fahd International Airport	DMM	Dammam	Saudi Arabia

Matches for AMM as three letter airport code or city name

Include	Airport name	Airport code	City	Country
	Civil - Marka Airport	ADJ	Amman	Jordania
	Amman	AMM	Amman	Jordania
	Ammaroo	AMX	Ammaroo	Australia