Originally Posted by
EmmaE99
Hi, m thanks for the reply.
I can see the voucher in my account and it confirms an expiry of 30th September 2023. The voucher number is 7 digits but when I try to enter this into the evoucher section, it says it should be 10 digits

can’t see any other possible place to enter it…
You don't enter the eVoucher number.
When you select "Book flights with Avios", you should see the following options: