Boston (BOS) – Dublin (DUB)
- Distance
- 4,817 km
- 2,993 mi · 2,601 nm
- Flight time
- 6 h 4 min / 7 h 3 min
- Average gate to gate: BOS → DUB / back
- Time difference
- 5 h
- CO2 per passenger
- 562 kg
- One way, economy, incl. RF (333 kg CO2 only)
- Passengers / year
- 479,061
- Aug 2025 – Jul 2026 · +0.8%
- Flights / week
- 48
- Both directions, average
- Seats filled
- 79%
- 605,970 seats a year
- Airlines nonstop
- 3
- EI, DL, B6
Traffic: U.S. DOT, Bureau of Transportation Statistics, T-100 Segment (all carriers, scheduled service), Aug 2025 – Jul 2026. Distance: WGS-84 ellipsoid. CO2: UK DESNZ 2026 factors. Sources
The way there
- Heading from BOS
- 52°
- Heading from DUB
- 283°
- Halfway point
- 52.60, -42.51
- Great-circle km
- 4,804 km (sphere, for EU261)
- In the air BOS → DUB
- 5 h 34 min
- In the air DUB → BOS
- 6 h 26 min
- Clocks
- Dublin is 5 h ahead of Boston
The estimate for a route without real times is 6 h 30 min; how it is worked out is on Sources.
Show as a table
| Month | Passengers |
|---|---|
| Aug 2025 | 55,032 |
| Sep 2025 | 48,448 |
| Oct 2025 | 43,531 |
| Nov 2025 | 27,060 |
| Dec 2025 | 31,838 |
| Jan 2026 | 19,267 |
| Feb 2026 | 16,370 |
| Mar 2026 | 33,483 |
| Apr 2026 | 43,112 |
| May 2026 | 52,093 |
| Jun 2026 | 56,341 |
| Jul 2026 | 52,486 |
Show as a table
| Month | Flights |
|---|---|
| Aug 2025 | 244 |
| Sep 2025 | 239 |
| Oct 2025 | 226 |
| Nov 2025 | 143 |
| Dec 2025 | 143 |
| Jan 2026 | 124 |
| Feb 2026 | 119 |
| Mar 2026 | 184 |
| Apr 2026 | 240 |
| May 2026 | 298 |
| Jun 2026 | 272 |
| Jul 2026 | 264 |
Airlines flying BOS–DUB nonstop
| Airline | Flights / week | Share of passengers |
|---|---|---|
| EIAer Lingus | 30 | 70% |
| DLDelta Air Lines | 10 | 20% |
| B6JetBlue Airways | 7.4 | 10% |
Both directions, Aug 2025 – Jul 2026. Airlines with at least one flight a month. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment (all carriers, scheduled service). Sources
Aircraft on this route
- Airbus Industrie A330-200 · 1,568 flights
- Boeing 767-300/300ER · 481 flights
- Airbus Industrie A321-200n · 384 flights
- Airbus Industrie A330-900 · 63 flights
Also carried: 4,622 tonnes of freight and 0 tonnes of mail a year (passenger and cargo flights).
Delay compensation (EU261 / UK261)
Measured by great-circle distance: 4,804 km.
BOS Boston → DUB Dublin
EU261€600 for arriving 3 hours or more late (€300 if 3–4 hours).
Covers EU, EEA or Swiss airlines only.
DUB Dublin → BOS Boston
EU261€600 for arriving 3 hours or more late (€300 if 3–4 hours).
Covers any airline.
Also owed for a cancellation with less than 14 days' notice or denied boarding. Not owed for extraordinary circumstances. On a connection, the distance to the final destination counts. From 23 October 2027 the EU's Regulation 2026/2202 applies; it keeps these amounts (what changes in 2027). Information, not legal advice.