Originally Posted by Timba-Jet

1. As OW Saphire, you will have lounge access whether its a OW intra-Europe or long-haul flight.

2. I'm not aware of any Arrival lounges in MAD.

I was travelling around Spain/Portugal in Jan, MAD T4 is huge, so check if your gate is near or close to the IB lounge, and allow enough time to get to gate. They do not call flights in the MAD lounge.