Almost all, but not quite all! For example, about 6 months ago, I operated the following trip pattern: LHR -> GIG -> EZE -> GIG -> LHR The Rio to Buenos Aire

Almost all, but not quite all! For example, about 6 months ago, I operated the following trip pattern: LHR -> GIG -> EZE -> GIG -> LHR The Rio to Buenos Aires and back "shuttle" flight was a day of flying on its own, with 24 hours rest afterwards before flying back to London.