Dublin (DUB) to Seattle (SEA)
Flight time
≈ 9h 51m
Bearing
318° NW
Dublin (DUB) to Seattle (SEA) is 4,526 miles (7,283 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DUB–SEA
Filed traffic dataIn July 2026, Aer Lingus was the only carrier flying nonstop DUB–SEA; the Airbus A330-200 was the most common aircraft at 100% of departures; flights ran 76% full.
Departures
62
July 2026
Seats
17,006
both directions
Passengers
13,000
both directions
Load factor
76.4%
RPM ÷ ASM
Who flies DUB–SEA?
Aer Lingus was the only carrier to fly nonstop DUB–SEA in July 2026 (62 departures).
- EI
Aer Lingus
62 departures · 17,006 seats
Share of departures100.0%76.4%
Load
What plane flies DUB–SEA?
In July 2026, the Airbus A330-200 flew 100% of DUB–SEA departures.
- Airbus A330-200
62 departures · 76.4% load
100.0%
How has DUB–SEA traffic changed?
Nonstop DUB–SEA departures held steady at about 62 a month between August 2025 and July 2026.
Monthly nonstop DUB–SEA traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
62 departures · 15,605 passengers
91.1%
Load
September 2025
60 departures · 14,044 passengers
85.6%
Load
October 2025
58 departures · 10,764 passengers
67.1%
Load
November 2025
34 departures · 5,701 passengers
61.1%
Load
December 2025
34 departures · 6,354 passengers
66.9%
Load
January 2026
4 departures · 962 passengers
88.8%
Load
February 2026
16 departures · 1,194 passengers
28.1%
Load
March 2026
36 departures · 6,503 passengers
62.6%
Load
April 2026
36 departures · 7,583 passengers
78.1%
Load
May 2026
49 departures · 10,441 passengers
77.7%
Load
June 2026
56 departures · 11,133 passengers
72.2%
Load
July 2026
62 departures · 13,000 passengers
76.4%
Load
By direction
Each direction is filed separately — they rarely match.
DUB → SEA
92.2% full
31 departures · 7,839 passengers
SEA → DUB
60.7% full
31 departures · 5,161 passengers
Nonstop DUB–SEA traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Dublin
IE
Dublin Airport
Coordinates
53.43°N, 6.26°W
Hemisphere
N · W
Frequently asked
How far is Dublin (DUB) from Seattle (SEA)?
DUB to SEA is 4,526 miles (7,283 km / 3,933 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DUB to SEA?
A nonstop covers the 4,526-mile great-circle distance in roughly 9h 51m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DUB–SEA?
In July 2026, the Airbus A330-200 flew the largest share of departures (100.0%).
What mileage do I earn flying DUB–SEA?
Distance-based programs credit off the 4,526-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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