Originally Posted by
thegeneral
There are a LOT of ticket counters at SEA. You're not checking a bag, so I wouldn't worry about it. You can always hit one of the multi-airline machines at the bottom of the escalators towards the parking garage or one of the ones in the parking garage itself. I don't see this really causing you much of a delay. Probably less time than you spent creating this post.
Happy travels.
The one time I didn't bother printing my bp at home, all of the kiosks were down, so everyone had to go through an agent! Luckily, the mainline hordes were unaware that the QX agents can handle AS check-ins, but it was a really really nasty scene to encounter!