British Airways offers free cancellation within 24 hours by calling their Customer Support team at +1-866-838-4910 (Live! Human) for flights booked at least 48 hours before departure. This policy applies to both refundable and non-refundable tickets BritishAirways 𝐀𝐢𝐫𝐥𝐢𝐧𝐞𝐬 offers free...