What Are KrisFlyer Miles Worth? One Cent, or Five

You have a balance and the airline shows you no price. The honest answer is that a KrisFlyer mile is worth somewhere between about one cent and five cents, which on 100,000 miles is the difference between S$1,000 and S$5,000 — and which end you land on is almost entirely your decision, not the airline's. Here is what sets it: the floor that turns out to be a ceiling, the reason business class changes everything, the one question that stops you flattering yourself, and our own ledger of nine confirmed bookings.