You can check your flight gate at the airport by checking the flight monitors available throughout the airport. You can also ask at the airport's information desks or find an airport staff to ask.
Before arriving at the airport, you can check with your respective airlines for details about your flight gate. You can also check with the Government Authority for Civil Aviation (GACA)
Free contact number: 8001168888
outside KSA: 00966112682763
Central : 0115253333
Saudi Arabia airports Contact number : 920011233