Cheapest Day to Buy Flights from New York to Dublin
New York to Dublin is 5,103 km (3,171 mi) great-circle — commonly 8–12 h nonstop or with 1 stop. Fares typically bottom out 3–12 weeks before departure; the calendar below shows the cheapest price for every day of the next 12 months.
Check live prices on Aviasales ↗Low Fare Calendar — New York to Dublin
When to book vs. when to fly — New York → Dublin
Live data from recent Aviasales searches for JFK → DUB, plus a booking rule of thumb.
Lowest indicative per-adult round-trip fares seen in Aviasales searches — confirmed live on the booking site before payment.
See the cheapest month’s fares ↗Search any date — New York → Dublin
Flight options — New York → Dublin
Recently-seen round-trip fares — click any flight for details, alternatives and booking.
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FAQ — JFK → DUB
How much is a flight from New York to Dublin?
Prices vary by season and departure day. The Low Fare Calendar on this page shows the cheapest fare for every day of the coming year between New York (JFK) and Dublin (DUB).
Which airlines fly from New York to Dublin?
The New York → Dublin route covers about 5,103 km and commonly 8–12 h nonstop or with 1 stop. Multiple carriers operate it — search FlyTiming to compare every airline and agency serving JFK → DUB in one search.
What is the cheapest day to fly from New York to Dublin?
It varies by month. The price card on this page highlights the cheapest month and the historically cheapest day of the week to fly this route — the Low Fare Calendar below marks low-fare days in green.
When is the best time to book flights from New York to Dublin?
As a rule of thumb, fares on international routes are usually lowest roughly 3–12 weeks before departure — and northern-summer peak (June–August) usually means the highest fares — book early or aim for the shoulder months. The calendar below is the fastest way to spot the cheapest months for New York → Dublin.