Originally Posted by maverick17

At major airports with lots of traffic to VN I wouldn't think they'll bat an eye. I had a delay once with VOA in Sapporo with BR. Outports like that with little use for the visas might have a small delay. As always ymmv, but major airports should normally experience no problem nowadays.

Originally Posted by CrazyInteg

I recently flew this route. I was never asked to show any documentation until I arrived at Hanoi immigration. The "print-out" that you mention will be the actual visa. You should print out your evisa before your trip. You will need it when you arrive in Hanoi.