--- title: "Dublin (DUB) to Seattle (SEA) flights: who flies it" description: "Aer Lingus flies nonstop from DUB to SEA, about 5 flights a week as EI 53, scheduled at 9h 45m to 9h 50m. See award seats by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/dub-sea" url: "https://2lnr.com/routes/dub-sea.md" date_modified: "2026-10-18T05:10:47Z" --- # Dublin to Seattle (DUB-SEA): nonstop flights and award space Aer Lingus flies the DUB to SEA nonstop about 5 times a week. In the timetable below it flies as EI 53, scheduled at 9h 45m to 9h 50m for the 4,526 miles. 2LNR tracks award seats on Aer Lingus across every DUB to SEA date, so you can see whether a seat exists before you move points. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 22, 2026. See DUB to SEA on the interactive map [Get started free](https://2lnr.com/login) 5 Flights a week, 4-week average 9h 45m to 9h 50m Scheduled flight time 4,526 mi Nonstop distance Free To get started ## Dublin to Seattle flight schedule Scheduled nonstop departures for DUB to SEA starting October 22, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Dublin (DUB) to Seattle (SEA) | Date | Flight | Airline | Departs DUB | Arrives SEA | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | EI 53 | Aer Lingus | 15:25 | 17:10 | 9h 45m | Airbus A330-200 | | Fri, Oct 23 | EI 53 | Aer Lingus | 15:25 | 17:10 | 9h 45m | Airbus A330-200 | | Sat, Oct 24 | EI 53 | Aer Lingus | 15:25 | 17:10 | 9h 45m | Airbus A330-200 | | Sun, Oct 25 | EI 53 | Aer Lingus | 16:30 | 19:20 | 9h 50m | Airbus A330-200 | | Mon, Oct 26 | EI 53 | Aer Lingus | 16:30 | 19:20 | 9h 50m | [Airbus A330-300](https://2lnr.com/seatmaps/ei/a330-300.md) | | Wed, Oct 28 | EI 53 | Aer Lingus | 16:30 | 19:20 | 9h 50m | Airbus A330-200 | | Fri, Oct 30 | EI 53 | Aer Lingus | 16:30 | 19:20 | 9h 50m | Airbus A330-200 | Showing all 7 scheduled DUB to SEA departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every DUB to SEA date on the interactive map ## Aircraft on the Dublin to Seattle nonstop Aer Lingus flies the departures in the schedule table on this page with the Airbus A330-200 and the [Airbus A330-300](https://2lnr.com/seatmaps/ei/a330-300.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Award seats on DUB to SEA departures 2LNR tracks award seats on Aer Lingus, date by date. Open the calendar for Dublin to Seattle to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro. Aer Lingus award space was open on none of the 6 Dublin to Seattle departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Award seats by date on the DUB to SEA departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See DUB to SEA on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Dublin to Seattle nonstop Carriers operating DUB to SEA nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show award space by date. - [Aer Lingus (EI) route map](https://2lnr.com/routes/airlines/ei.md)\ [The aircraft EI flies](https://2lnr.com/seatmaps/ei.md) See DUB to SEA on the interactive map → ## Frequently asked questions about DUB to SEA **How long is the flight from Dublin (DUB) to Seattle (SEA)?** Scheduled flight times from Dublin (DUB) to Seattle (SEA) run from 9h 45m to 9h 50m across the departures in the schedule table on this page. The nonstop covers about 4,526 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from DUB to SEA?** Aer Lingus is currently the only airline flying DUB to SEA nonstop. 2LNR tracks award seats on Aer Lingus. **How many flights a week are there from DUB to SEA?** About 5 nonstop flights a week run between Dublin (DUB) and Seattle (SEA) in the current schedule, operated by Aer Lingus. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from DUB to SEA depart?** Scheduled DUB to SEA nonstops in the next 7 days with service leave between 15:25 and 16:30, local time at Dublin. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate DUB to SEA nonstop?** Aer Lingus flies EI 53 nonstop from Dublin (DUB) to Seattle (SEA), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **How do I check award availability on DUB to SEA?** Open the DUB to SEA route on the interactive map or the matrix to see award seats by date on Aer Lingus, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens. Flying the other way? See [SEA to DUB nonstop flights and award space](https://2lnr.com/routes/sea-dub.md). Award seats rather than schedules? See [Aer Lingus award availability](https://2lnr.com/awards/ei.md). Looking beyond this route? See [every route from Dublin (DUB)](https://2lnr.com/routes/dub.md), or [every route from Seattle (SEA)](https://2lnr.com/routes/sea.md). Nonstops from Dublin (DUB) to other airports within 150 miles of Seattle (SEA): - [Dublin (DUB) to Vancouver (YVR)](https://2lnr.com/routes/dub-yvr.md), 127 miles from SEA Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## See DUB to SEA award space by date See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)