United States to Ireland · 4,526 miles (7,284 km)

Seattle (SEA) to Dublin (DUB) flights

One airline flies nonstop from Seattle (SEA) to Dublin (DUB): Aer Lingus. The two airports are 4,526 miles (7,284 km) apart. There are also 39 ways to fly it with one stop, through Reykjavik, Calgary and Vancouver and more.

Airlines flying nonstop from SEA to DUB

  • Aer Lingus logo
    Aer LingusNot in an alliance · bookable with 2 programsWho books it

Book SEA to DUB with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

SEA to DUB with one stop

39 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via Reykjavik (KEF)Icelandair the whole way
    Icelandair logo
    Alaska Airlines logo
    Icelandair logo
  • Via Calgary (YYC)WestJet the whole way
    Alaska Airlines logo
    WestJet logo
    WestJet logo
  • Via Vancouver (YVR)Air Canada the whole way
    Air Canada logo
    Alaska Airlines logo
    Delta Air Lines logo
    Air Canada logo
  • Via London (LHR)British Airways the whole way
    British Airways logo
    Virgin Atlantic logo
    Delta Air Lines logo
    +1
    British Airways logo
    Aer Lingus logo
  • Via Minneapolis (MSP)Delta Air Lines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Sun Country Airlines logo
    Aer Lingus logo
    Delta Air Lines logo
  • Via Montreal (YUL)Air Canada the whole way
    Air Canada logo
    Air Canada logo
  • Via Toronto (YYZ)Air Canada the whole way
    Air Canada logo
    Alaska Airlines logo
    Air Canada logo
    Aer Lingus logo
    Air Transat logo
    +1
  • Via Amsterdam (AMS)Delta Air Lines, then Aer Lingus, Ryanair and 1 more
    Delta Air Lines logo
    Aer Lingus logo
    Ryanair logo
    KLM logo
  • Via Chicago (ORD)American Airlines and United Airlines the whole way
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +1
    American Airlines logo
    Aer Lingus logo
    United Airlines logo
  • Via Detroit (DTW)Delta Air Lines the whole way
    Alaska Airlines logo
    Delta Air Lines logo
    Delta Air Lines logo
  • Via Denver (DEN)Alaska Airlines, Delta Air Lines and 4 more, then Aer Lingus
    Alaska Airlines logo
    Delta Air Lines logo
    Frontier Airlines logo
    +3
    Aer Lingus logo
  • Via Cleveland (CLE)Alaska Airlines, then Aer Lingus
    Alaska Airlines logo
    Aer Lingus logo
  • Via Boston (BOS)JetBlue Airways and Delta Air Lines the whole way
    Alaska Airlines logo
    JetBlue Airways logo
    Delta Air Lines logo
    Delta Air Lines logo
    Aer Lingus logo
    JetBlue Airways logo
  • Via Paris (CDG)Air France the whole way
    Air France logo
    Delta Air Lines logo
    Alaska Airlines logo
    Air France logo
    Aer Lingus logo
  • Via Pittsburgh (PIT)Alaska Airlines and American Airlines, then Aer Lingus
    Alaska Airlines logo
    American Airlines logo
    Aer Lingus logo
See all 39 in Routes

SEA to DUB: common questions

Which airlines fly nonstop from SEA to DUB?

Aer Lingus flies nonstop from Seattle (SEA) to Dublin (DUB).

How far is Seattle from Dublin by plane?

Seattle (SEA) and Dublin (DUB) are 4,526 miles (7,284 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book SEA to DUB award flights?

2 programs can book at least one of the nonstop airlines: Aer Lingus AerClub and Alaska Atmos Rewards. Which flights each can book depends on its partners, so check the airline before you transfer points.

How many miles does SEA to DUB cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for SEA to DUB with taxes and fees.

Where can I connect between Seattle and Dublin?

The most direct connections are through Reykjavik (KEF), Calgary (YYC), Vancouver (YVR), London (LHR) and Minneapolis (MSP). On 23 of them the same airline flies both flights, for example Icelandair through Reykjavik.

More routes

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.