Originally Posted by
Hartmann
I called and was told it isn’t possible outside of 24-hours. It’s wild to me that there is no way to upgrade a corp ticket a week out.
Afaik that's normal with TA bookings, BA can only modify the booking in the 24 hours before departure.
Call BA once inside 24 hours - it's a long time since I had a TA booking, I remember trying to upgrade via app/website often failed, even BA agents sometimes had a struggle.