Originally Posted by
sbm12
The DUB immigration is only open early morning. The later flights don't use it. You are correct that even if cleared by immigration there is still customs when you arrive in the USA. That is going to change later this year from SNN and next year from DUB as the US adds customs services in Ireland.
I was thinking specifically the US Airways flight to PHL that departs at 11:15.
How does that work at the arrival airfield, since you would need to access the sterile area to claim your bags?