Vertigo is coming out in the UK as Region Free BD on September 23rd. I suspect Region A will have a similar release around the same time period.
http://www.amazon.co.uk/Vertigo-Blu-ray-Region-James-Stewart/dp/B003BEDT96/ref=sr_1_1?s=dvd&ie=UTF8&qid=1370784836&sr=1-1&keywords=vertigo