[andrewwhartion]

If you're not in a rush, it might be worth keeping an eye on the factory outlet [1] as they pop up at a bit of a discount there and could be available locally if you're not in the US.

[1] http://www.dell.com/learn/us/en/22/campaigns/outlet

[ChristianGeek]

+1 on the factory outlet recommendation; I bought 2 of my 3 U2415s there for around $150 each (shipped).