while islamabad benazir bhutto international airport , in pakistan , is often cited as the worst in the world , there are a surprising number of complaints form travellers about well-known hubs ranging from lax in los angeles to london luton .
from the long queues for security , to paying for internet connectivity that does n't work and fighting for a seat in the terminal , the allegations against these are varied , infuriating travellers while they await their connection .