Travel day. Domestic ROC → JFK in the afternoon, ~6 PM into JFK. Long evening layover (4 hours) · grab dinner at the terminal. Overnight transatlantic JFK → DUB departs ~10 PM, lands 9:15 AM Dublin time.
Pro tip: Sleep on the overnight is your jet lag insurance. Avoid alcohol on the flight (dehydrates and disrupts sleep). Bring an eye mask + earplugs.