Originally Posted by
QRC3288
Although one less transit, here's my anecdote earlier this year: I flew CX to MAD on PNR1, transited to Iberia in MAD on PNR2, and didn't have any problems with CX staff interlining. I had a 2.5 hour connection in MAD.
I am asking because BA doesn't do interlining for different PNRs, however CX would be the one which handles for this journey.