Originally Posted by
RedPenguin
It's a Finnair ticket so only AY flight codes are shown. BAEC added the two eligible flights to my EC account after I explained the situation without issue back in April. I will escalate next week.
You may have gotten lucky. You need to be booked under the BA codeshare for it to be an eligible flight -- that is your booking needs to be booked as BA --- marketed, operated by AY----.
The fact that there might be a BA codeshare doesn't matter unless you were booked on the BA codeshare.