Originally Posted by
EkekoBWI
1. Do my checked bags get checked through to GRU as soon as my itin begins, must I claim (all of) them in SFO considering the overnight, or do I have an option at check-in in SEA?
Your checked bags will need to be picked up in SFO.
Originally Posted by
EkekoBWI
3. If I upgrade only the SEA/SFO to F, does the enhanced baggage allowance carry through for all legs, even then international leg considering the overnight in SFO?
Due to the overnight, I suspect -- I'm not certain -- that the higher allowance would not carry over.