Originally Posted by
Michimax17
...how long do you think would that process of "coversion" for a major airline take?
All license issues are government issues and unrelated to an airline. rudestuff is correct. For an experienced pilot going for an FAA ATP, it'd take about 10 days. For a young guy with 1500 hours, I don't know but assume it'd be longer depending on what route he took to get the license.