Originally Posted by
Goldorak
Absolutely, you are right to make this important precision. Only the flight number counts (AF- or KE-coded). Ticket issuing airline has no importance.
Yes, that's what I meant by "KE-issued": my ticket is for the KE flight, KE5902.
It's pretty weird: on kayak, one-way seats on that particular flight are over 4000 USD on AF, and 800 USD on KE. Hence the KE ticket for me.
I'll let you know how it works out for me!