Originally Posted by
xliioper
Well, there's no separate booking class for Economy Comfort on KL (unlike DL who has them for C+) and they don't have PE fares like DL as they don't have PE cabins. So they can only really map the fare into the Euro Business class or Coach and apparently they are mapping it to coach.
Right, I agree that is what they are doing, but I'm confirming that it's a glitch on Delta's end to display as "First Class", not a glitch on KLM's end.