It is reasonable to assume from joining day 1 until final line check would be 4/5 months, allowing for work permissions and the required sectors. Line training itself takes about 2 months if all goes according to plan. As there are no vacation entitlement in the first 12 months of employment it can be seemless with min days off of 7 per month. Most FOs flying 100 plus hrs a month in summer. During line training expect minimum 80 sectors for new FOs