Originally Posted by
javabytes
An unwelcome trend lately. (Bad news for SWUs too.) Unfortunately BA doesn't offer protection across separate reservations, so rolling the dice on an AA award ticket across the pond and a separate BA ticket from there is, well, rolling the dice. I doubt paying BA's surcharges and redemption rates across the pond for BA award ticket will be a sensible option either.
Supposedly,
AA protects against IROPS across separate AA => oneworld PNRs, but reports here on FT indicate only spotty success with this. And AA does not through-check across separate PNRs.