Are the terminal buildings open 24 hours?

■ Terminal 1
The Welcome Garden on the 1st Floor, the Arrivals Lobby on the 2nd Floor, and Access Plaza are open 24 hours a day. All other areas are closed during nighttime hours.
■ Terminal 2
The available hours differ between the 1st and 2nd Floors.
Please note that the opening hours of both terminals may be subject to change depending on flight schedules and operational conditions.