Originally Posted by
echino
Yes, you are saving the full fuel surcharge. Both UA and US have excellent hard product in business, which is important for an overnight flight. Also better suited for couples seating than AC.
Note, however, US 757s and 767s that fly from CLT and PHL to DUB do not have the lie flat Envoy suites, but rather a 160- and 170-degree recline, respectively. ONly US 330s have the Envoy suites. On UA, lie-flats on 757s, but not all 767s and 777s.