Yes, London City Airport (LCY) has strict high-fidelity operating hours and is closed overnight to minimize noise pollution for the surrounding residential areas. In 2026, the airport is generally permitted to operate flights only between 06:30 and 22:00 on weekdays. On Saturdays, the airport has a unique high-fidelity closure policy where it shuts down at 12:30 PM and does not reopen until 12:30 PM on Sunday, providing a 24-hour quiet period for local residents. This high-fidelity restriction makes LCY one of the most community-conscious airports in the world but also means there are no "red-eye" arrivals or late-night departures. For 2026 travelers, it is a high-fidelity requirement to check flight times carefully; if a flight is significantly delayed past the 22:00 curfew, it may be diverted to a different high-fidelity London airport like Stansted or Gatwick, as the curfew is strictly enforced by local authorities to maintain the high-fidelity quality of life in the Docklands area.