Flight time from Boston to Dublin
A nonstop flight from Boston (BOS) to Dublin (DUB) takes about 6 h 20 min. Flying back from Dublin to Boston takes about 7 h 15 min. The two airports are 2,984 miles (4,803 km) apart.
| Route | Typical nonstop time | Leave 9:00 AM, land (local time) |
|---|---|---|
| BOS → DUB | 6h 20m | Boston → 8:20 PM |
| DUB → BOS | 7h 15m | Dublin → 11:15 AM |
Example arrival times are for a departure on November 18, 2026. Times are estimates of gate-to-gate block time, from the great-circle distance, typical jet cruising speeds, average upper-level winds and about 45 minutes for taxi, take-off, climb and landing. They are not airline schedules, and we don't track which airlines fly this route nonstop. Real flights vary by aircraft, routing, season and the day's wind; check your airline for the exact time.
Open in the flight time calculator
Time difference
Dublin is 5 hours ahead of Boston right now. Allow for it when you plan: the clock at your destination may show a very different time from the hours you spent in the air. See the time now in Boston and Dublin, or compare them in the time zone converter.
The Boston to Dublin flight is usually quicker than Dublin to Boston. High-altitude winds, led by the jet stream, mostly blow from west to east, so planes heading east ride a tailwind and planes heading west fight a headwind. On busy routes the difference shows up in airline timetables every day.
Questions people ask
How long is the flight from Boston to Dublin?
A nonstop flight from Boston (BOS) to Dublin (DUB) takes about 6 h 20 min, gate to gate. The return flight takes about 7 h 15 min.
How far is Dublin from Boston?
2,984 miles (4,803 km) along the great-circle route, the shortest path over the Earth between BOS and DUB airports.
What is the time difference between Boston and Dublin?
Dublin is 5 hours ahead of Boston right now. The difference can change by an hour during the year when one city changes its clocks for daylight saving time and the other does not.
If I leave Boston at 9 a.m., when do I arrive in Dublin?
Leaving Boston at 9:00 AM on November 18, 2026, you would land in Dublin at about 8:20 PM local time.
More flight times
New York to Dublin · Los Angeles to Boston · San Francisco to Dublin · Chicago to Dublin · Boston to London · London to Dublin · all routes
Last updated October 21, 2026. Airport locations: OurAirports via airportsdata; time zones: IANA time zone database 2026.