A best bet is Life of Pi Collector's Edition on 3D Blu-ray Disc (pictured) for $14.99
with free shipping. That's the lowest total price we could find by $15. This 3-disc set comes with a DVD, digital copy, and features deleted scenes. Update: It's now available only for in-store pickup.
Note that some titles (including the best bet) are on backorder.
Update: It's now on backorder; no estimated ship time is given.
Note that it's unclear if this deal will be made available online.