Originally Posted by Gone Flying

Upgrade right now at OO is under 2 years(DTW, maybe ATL and ORD) and 3 years for DEN (2 years 9 months for COS). the last few months have had many vacancies in DEN and I would guess you could be based there relatively soon as an FO. Upgrade is a moving target and can change at a moment. You are only guaranteed an upgrade time after you pass CA training. hope this helps