Originally Posted by
tom911
I'd toss out Alaska as a third option here, particularly with travel to Alaska, as you can credit both AA and Delta flights to Alaska, though with DL and Alaska competing now at Seattle that relationship might be a little iffy in the long term.
Thanks, Tom! I'll also be frequently flying places Alaska doesn't - should have mentioned that - but I think you and Sting are right. Maybe my answer lies in who plays well together, both domestically and internationally.
Appreciate the quick advice! ^