Bandaranaike International Airport, also known as Colombo Airport, is the primary international airport in Sri Lanka. It is located in Katunayake, approximately 35 kilometers north of Colombo, the capital city of Sri Lanka. Here is some information about Bandaranaike International Airport:

1. Terminals: The airport has a main passenger terminal, commonly referred to as Terminal 1, which handles both international and domestic flights. There is also a smaller domestic terminal, Terminal 2, which caters specifically to domestic flights within Sri Lanka.
2. Facilities: Bandaranaike International Airport offers a range of facilities and services to ensure a comfortable travel experience for passengers. These include duty-free shops, retail stores, restaurants, cafes, currency exchange services, ATMs, lounges, prayer rooms, car rental counters, and free Wi-Fi access in designated areas.
3. Airlines and Destinations: The airport serves as a hub for SriLankan Airlines, the national carrier of Sri Lanka. Additionally, numerous international airlines operate flights to and from Bandaranaike International Airport, connecting Sri Lanka to various destinations worldwide.
4. Ground Transportation: The airport is well-connected to Colombo and other parts of Sri Lanka through various transportation options. These include taxis, rideshare services like Uber, airport buses, and car rental services. It is also possible to arrange pre-paid transfers and private transportation options from the airport.
5. Visa-on-Arrival: Bandaranaike International Airport offers a visa-on-arrival service for many nationalities, allowing travelers to obtain a visa upon arrival in Sri Lanka. However, it is advisable to check the latest visa requirements and regulations before traveling.
6. Expansion and Upgrades: The airport has undergone expansion and improvement projects in recent years to accommodate the increasing number of passengers. These developments include the construction of a new terminal, Terminal 2, which primarily serves domestic flights.

While I strive to provide up-to-date information, airport operations and facilities may change over time. For the most accurate and current details about Bandaranaike International Airport, it is recommended to visit the official airport website or contact the airport directly.