Originally Posted by
BearX220
Similar wisdom goes for eastbound travel -- a US national arriving at T3 or T5 can get hung up at border entry for ages, and staffing levels do not seem coupled in any way to incoming flight volume, no matter how predictable. But I can get my passport done in a few minutes at DUB and march right out of LHR T2.
US passport holders can use the e-gates at LHR. They get access to the same immigration process as UK nationals. The same can’t be said of UK passport holders at any airport in the US.