Can I use multiple MileagePlus accounts to book a cruise? Denise Legrow January 24, 2019 18:08 Follow Only one MileagePlus account can be used per cruise booking. Related articles What can my award miles be used for? Can I book a cruise for someone else using my miles? Are there any restrictions when using award miles? Do guests pay the same cruise fare when staying in the same room? Comments 0 comments Please sign in to leave a comment.