Flights Dublin → Washington
DUB → IAD
How long is the flight from Dublin to Washington?
The flight from Dublin (DUB) to Washington (IAD) takes 7h 38m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route operates from Dublin, a city with an airport that has been in service since 1940, to Washington. The destination airport serves over twenty-one million passengers annually, making it one of the busiest airports in its region.
The Dublin (DUB) → Washington (IAD) route is operated by Aer Lingus, United Airlines. Across 62 flights monitored in recent months, 95% arrived on time (within 15 min of schedule), with an average delay of -3 minutes. The cancellation rate is 0.00%. FlightGuard's average computed risk is 16.2/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Washington the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Dublin the average ATFM delay is 0.9 minutes.
Heading to Washington: what to expect in this direction
Flying from Dublin (DUB) to Washington (IAD) heads west for about 5,464 km, a flight time of roughly 7h 38m.
Departures from Dublin on this leg cluster in the midday window: about 68% of DUB-IAD flights take off then.
Air-traffic congestion: departing Dublin the average ATFM delay is 0.9 min (atfm); arriving into Washington it is 5.5 min (atfm).
Across 62 tracked DUB-IAD flights, 95% left on time with an average delay of -3 min and a 0.0% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 83% | 5 min | 1.3% |
| Aer Lingus (EI) | 79% | 42 min | 2.5% |
Airlines operating DUB-IAD
Frequently asked questions about DUB-IAD
The flight from Dublin (DUB) to Washington (IAD) takes 7h 38m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Dublin (DUB) -> Washington (IAD) route, on-time performance is 95% with an average delay of -3 minutes, based on 62 tracked flights.
The cancellation rate on Dublin-Washington is 0.00% across 62 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 Washington, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
The Dublin-Washington route is about 5,464 km: for a cancellation (with less than 14 days' notice), a delay over 3 hours, or denied boarding, EU261 compensation is €600, barring extraordinary circumstances.
