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.This number is staffed around the clock to ensure you receive help whenever necessary, whether it’s for booking, flight changes, or urgent travel matters. Singapore Customer Service,