“Most applicants will receive a response within three working days”, the UK government advises, “with many receiving a result sooner.” And if you turn up for your flight having forgotten to get an ETA in advance, don’t expect to be able to apply on your smartphone and get near-inst...
and then a count-down starts running, with the 4-ways periodically flashing. If during normal business hours, or if the GPS believes itself to be in your normal service agent’s garage, then the count-down will be 15 minutes.