Originally Posted by
saladdodger
Using a companion voucher I can see availability between LON on AKL on 15th December using a companion voucher on QR metal with a BA flight number (other dates are available). Can get all the way to payment screen; which I can't do when I look at DOH-AKL (for example).
Do you more knowledgable ones, think thIs is likely an error / won't go through?

That’s an error. No way you can book on a QR operated flight with a BA voucher.
But if you can get through to payment and it shows half the normal price then by all means try to pay and see what happens!