According to British Airways carry-on baggage allowance restrictions, you can bring one standard bag and one handbag free of charge. The baggage allowance is restricted in weight and dimension. BA baggage allowance allows you to carry up to 23 kilos in your basic bag, with a maximum dimension of 22 * 18 * 10 inches, including luggage wheels and handles. Your handbag should not measure more than 16 * 12 * 6 inches and weigh no more than 23 kg. Bring your personal belongings and a normal bag that will fit easily in front of or beneath your seat.
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