Originally Posted by
dddc
[...]
Has anyone done the sums over whether it's better to pay cash for an oyster or be hit with fees on your credit card either on its own or linked to Android Pay, for overseas transactions? If, like some debit cards here you get hit with 2% to 3% fx fee plus a £2 handling fee, surely it would be better to pay in cash or in just 1 transaction and get an oyster card?
If anyone is doing such a calculation, it's worth noting that TfL collates all the days travel together and charges for it in one transaction, as opposed to multiple transactions for multiple journeys over the course of a day.