Originally Posted by
coltonatx
Does anyone have any experience upgrading a domestic economy ticket (fare class N), paying for an upgrade to F using cash, and then crediting to a partner airline (AirFrance)?
No experience, but from above it seems these rebook into OY (and formerly maybe RY) and I doubt any of OY, RY, or N will earn anything in FB since they're not listed, and award tickets are specifically excluded.