Is Singapore Airlines cancellation policy 24 hours? Singapore Airlines 24-Hour Cancellation Policy +𝟭-𝟴𝟴𝟴-𝟮𝟲𝟳-𝟵𝟱𝟱𝟭 (𝐎𝐓𝐀) 𝐨𝐫 +𝟭-𝟴𝟴𝟴-𝟮𝟲𝟳-𝟵𝟱𝟱𝟭 Singapore Airlines +𝟭-𝟴𝟴𝟴-𝟮𝟲𝟳-𝟵𝟱𝟱𝟭 (𝐎𝐓𝐀) allows passengers to cancel their bookings within 24 hours of purchase without incurring any cancellation fees. +𝟭-𝟴𝟴𝟴-𝟮𝟲𝟳-𝟵𝟱𝟱𝟭 (𝐎𝐓𝐀) 𝐨𝐫 +𝟭-𝟴𝟴𝟴-𝟮𝟲𝟳-𝟵𝟱𝟱𝟭. How late can I cancel a flight in Singapore Airlines? Summary. Singapore Airlines 𝒜𝒾𝓇𝓁𝒾𝓃𝑒𝓈 has a 24-hour risk-free +𝟭-𝟴𝟴𝟴-𝟮𝟲𝟳-𝟵𝟱𝟱𝟭 cancellation Policy by calling【 ＋１－８８８－２６７－９５５１】
