King Abdulaziz International Airport has 4 terminals.

Terminal 1 has separate sections for both domestic and international flights. Termianl 1 has a large area of 28,000 square meters. There are 120 shops inside the terminal.
The airlines using Terminal 1 are as follows:

Saudia
Flynas
Flyadeal
Turkish Airlines
Royal Air Maroc
Thai Airways International
Kuwait Airways
Middle East Airlines
Royal Jordanian
Flydubai
Malaysia Airlines
Emirates
Gulf Air
Royal Brunei Airlines
Qatar Airways
Badr Airlines
Etihad Airways
Aegean Airlines
Oman Air

Passengers can benefit from a variety of services offered at Terminal 1. Terminal 1 has ATMs, medical facilities, cafes, free Wi-Fi, currency exchange, duty-free shops, baggage storage, pharmacy, prayer room, rest areas and self-check-in kiosks. A three-story, 120-room five-star hotel is also located in Terminal 1, catering to passengers arriving for international transit flights.

In addition, passengers can relax in various lounges in Terminal 1:

Saudia Al-Fursen Golden Lounge (International)
Saudia Al-Fursen Golden Lounge (Domestic)
Plaza Premium Lounge
Wellcome Lounge
NaSmiles Lounge

The North Terminal of King Abdulaziz International Airport serves international flights. More than 20 airlines use the North Terminal, especially during peak times such as the Hajj and Umrah periods. Some of the airlines using the North Terminal are:

Air Cairo
Air India
EgyptAir
SpiceJet
Biman Bangladesh Airlines
Air Arabia Egypt
Libyan Airlines
Air Arabia
Salam Air
Jazeera Airways
Uzbekistan Airways
Nile Air
Ariana Afghan Airlines
Air Astana
Tarco Air
Vistara
SriLankan Airlines
Ethiopian Airlines
Tunisair
Eurowings Airlines

There are two lounge areas in the North Terminal:

First Class Lounge
TasHeel Business Lounge

The South Terminal at King Abdulaziz International Airport is used by Saudia, Saudi Arabia’s national airline.

The Hajj Terminal at King Abdulaziz International Airport is a huge complex that transports millions of pilgrims to Mecca every year. It is one of the largest airport terminals in the world. The Hajj Terminal has been specially designed for Hajj journeys and is completely tailored to the needs of pilgrims. The Hajj Terminal has a structure consisting of five tents and a series of buildings located on a large area. These zones, labeled A, B, J, D and H, have 15 domes connected to boarding gates for flights. The Hajj Terminal covers a huge area of 465,000 square meters.

The Hajj Terminal is equipped with various services, especially to make travelers’ journeys easier and more comfortable. These services include facilities such as a mosque, restaurants, snack shops, retail stores, prayer areas, banks, a currency exchange office, post office, telephones, restrooms, airline information counters and medical clinics.