Originally Posted by
redsnail
The US doesn't have a CTOT system like what's offered at Eurocontrol. Sometimes you'll get a ground stop but most of the time, you just taxi out and wait with the engines running. That is costly.
UK/EU you'll wait in position assuming no one else wants the gate or you'll taxi to a remote hold, turn on the APU and shut down the engines. An A320's APU burns about 40kg of Avtur which is significantly less than the engines at idle.
Do A320s carry AVTUR? I thought they only carried JET-A1. But I'm just a pax and therefore higgerant.