Originally Posted by brian_in_dc

I think you also can't overlook the merits of EZE as a destination for business travel relative to the many other cities that UA flies to long haul. Far fewer business travelers are headed to EZE than GRU or MEX for example, not to mention LHR, HKG, FRA, etc etc.

If the FT consensus is that C and F fares bought by business travelers play a significant part in making a route profitable (along with cargo and other considerations), it would follow that UA is likely not selling as many C and F fares to EZE as they are to other destinations which see more service.