It will cost you the same to use the iPad for Internet inflight than a regular laptop as is considered a mobile device by Gogo. Some people even say it will cost you less but I can't see why, if you know please tell me how. However it looks like Netflick is not very smooth and usable.
I don't know, BlueBox Avionics will implement a system
with the iPad. Gogo on the other hand list the service Gogo
Mobile Pass for $4.95, the same rate for laptops.