On: Man creatively sneaks onto Delta flight, but gets ...

[sofixa]

ID verification already happens when flying in the EU, just to check you are who you say you are.

[aenis → sofixa]

Thats not universally true, probably not even mostly true.

I must have taken a few hundred flights from Schiphol with KLM and was never id-checked on flights within Schengen. There are airports when checks are performed but far from all of them.

[lxgr → sofixa]

No, this is generally up to the airline. (Some countries might be requiring it, but I haven't experienced that yet flying intra-Schengen.)

[prmoustache → lxgr]

Spain does most definitely.

[bayindirh → sofixa]

I know, but our guys also double check that every seat checks in once, too.

So, they associate seats with people, too.