Originally Posted by
Retro Grouch
So how does that work? Mrs. Grouch and I flew from Seattle to St Louis via Alaska Air. We tried to check in at the Alaska Air counter, were directed to go to American, and eventually flew on an American Air Lines plane. My question is: Whose baggage rules apply?
American's rules would apply. That was a codeshare flight; your ticket read something like "Alaska Flight XXXX operated by American." You would have to actually fly Alaska Air to get their rates.