hi,
im not sure about the visa issue for families, but i know if you check out
www.sierraacademy.com [flight school in san francisco] their website will tell you all.. cost of the full integrated course comes in at about 65000 usd. so that would put it within your range, but then you have living costs to factor in.
length of integrated is in the region of 28 months, including FI. the course gives you ~1500 hours with frozen ATPL.......guideline for hours are on the course syllabus!!
good luck, help my little bit of advice helped!?