Originally Posted by captjns
Its not TSA it is the airlines. They don't want to be faced with fines for an improper crewmember trying to enter the US. US pilots can't jump seat to the US from Europe do stringent TSA requirements under APIS, unless it is on their own carrier.
Not true, I have Jumpseated from Europe to the US more than once. You are not allowed to ride in the front of the aircraft. You are allowed to occupy a seat in the cabin using the Jumseat privledge.