Booked mine a few days ago, fitting it into a work trip that I could use to position to DC.
Outbound
Fri Mar 2nd 6:10pm. IAD-AMS-CPT on KL652 and KL597. Arrive Mar 3 10:30pm.
Return
Fri Mar 5th 12:20am. CPT-AMS-IAD on KL598 and KL651. Arrive Mar 5 3:20pm.
Could have done an immediate turn but a day in Cape Town was hard to turn down. Not sure what I'll do with my day there but there are a few things we didn't get to during our November visit. Great mileage run.