Originally Posted by OhDoctor

Maybe a silly question: I'm flying DL from JFK to RAP via MSP, then planning on flying return on WN from Denver directly (have a bunch of WN points to burn). Was planning on booking this using the companion cert from my Amex DL Platinum, but the only option is to book it as a round-trip.

So.. will DL care if I book it round-trip so I can use the cert, and then simply skip the return flight? It's not like I'm doing hidden city ticketing/stopping at MSP. Otherwise, I won't have an opportunity to use the cert, and it will be a waste.