If you struggle to get through it can be worth trying a British Airways office in another country.
As far as we can work out, they could well still cancel your flights.
I've had evouchers converted to regular vouchers performed directly by customer relations once for the same reason.
You may also email us at info concordcoachlines.
These vouchers are not just for flights.
I used a companion voucher that was due to expire in September 2020 but had my flights cancelled.
Select a free printable gift voucher template to open and customise.
This would normally be where you would claim on insurance.