Flights Boston → Dublin
BOS → DUB
Route overview
This flight route from Boston to Dublin is highly reliable, with all 14 flights recorded as on time and an average arrival 14.6 minutes ahead of schedule. The aircraft used for this route are Airbus A330-200 and Airbus A330 models, flying to a destination airport that opened in 1940 and currently serves over 34 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Boston (BOS) → Dublin (DUB) route is operated by Aer Lingus, United Airlines. Across 14 flights monitored in recent months, 100% arrived on time (within 15 min of schedule), with an average delay of -15 minutes. The cancellation rate is 0.00%. FlightGuard's average computed risk is 14.3/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Dublin the average ATFM delay is 0.9 minutes (main cause: atfm). Departing from Boston the average ATFM delay is 2.0 minutes.
Heading to Dublin: what to expect in this direction
Flying from Boston (BOS) to Dublin (DUB) heads north-east for about 4,804 km, a flight time of roughly 6h 25m.
Departures from Boston on this leg cluster in the overnight window: about 100% of BOS-DUB flights take off then.
Air-traffic congestion: departing Boston the average ATFM delay is 2.0 min (atfm); arriving into Dublin it is 0.9 min (atfm).
Across 14 tracked BOS-DUB flights, 100% left on time with an average delay of -15 min and a 0.0% cancellation rate.
Route facts
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Aer Lingus (EI) | 85% | 22 min | 2.4% |
| United Airlines (UA) | 74% | 10 min | 6.9% |
Airlines operating BOS-DUB
Frequently asked questions about BOS-DUB
On the Boston (BOS) -> Dublin (DUB) route, on-time performance is 100% with an average delay of -15 minutes, based on 14 tracked flights.
The cancellation rate on Boston-Dublin is 0.00% across 14 monitored flights.
The route is operated by 2 airlines: Aer Lingus, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Dublin, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
