Flying Washington, D.C. → Dublin at the front of the plane
Few pairings reward flying at the front of the plane like Washington, D.C. to Dublin. Departing from Washington Dulles International Airport (IAD), you trade a long economy night for a suite, a proper meal, and arrival at Dublin Airport (DUB) actually rested.
The absence of a nonstop First Class product here is an opportunity in disguise: a one-stop on British Airways, Air France, Lufthansa and United Airlines adds a world-class lounge visit mid-journey and frequently prices better than direct premium alternatives.
Dulles offers a solid premium landscape: Lufthansa operates its own lounge complex, and Etihad, Qatar Airways, and Air France premium passengers enjoy dedicated or elevated partner facilities. There is no standalone international First Class lounge, though Lufthansa First travelers receive enhanced handling when the First cabin operates on the Frankfurt route.
May through September is Dublin's bright season — eighteen-hour June days, festival calendars, and the coast at its best — with airfares peaking to match. St. Patrick's week in March and the autumn rugby internationals spike hotels dramatically. October and November are atmospheric and well priced, and the weeks after New Year offer the softest premium fares of the year. Pack for rain in every month; that part never changes.