What is the 24 hour hotline for SingaporeAir? For round-the-clock support from Singapore Airlines, you can dial their 24-hour hotline at . This service is designed to provide travelers with immediate assistance on a variety of issues including reservations, flight status updates, and general customer service inquiries, ensuring a seamless travel experience at any time of day. https://data.macoupincountyil.gov/nominate/523207