British Airways 24-hour cancellation policy, allowing passengers to change or cancel their reservations within 24 hours of booking without incurring any fees. This policy provides travellers with the freedom to adjust their plans without financial consequences shortly after making a reservation. It applies to all fare types, providing peace of mind to passengers who may need to modify their travel arrangements. Keep in mind that this policy is subject to certain conditions, and travellers should review the terms on the British Airways website for specific details.