This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DUB
30 Nov — 7 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Dublin are usually found in February or January, booked 13 days in advance, depart on a Tuesday or Monday and return on a Wednesday
Cheap flight deals from Seattle to Dublin
Enter your travel dates to find the best prices.
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to Dublin
Explore the most affordable flight options available from Seattle to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2026.
Tue 24/1114:35 -
1 stop11h 40m
Tue 1/1211:30 -
1 stop13h 30m
Deal found 29/10£510
Tue 17/1114:35 -
1 stop11h 40m
Thu 26/1111:30 -
1 stop13h 30m
Deal found 29/10£521
Tue 1/1214:35 -
1 stop11h 40m
Fri 11/1211:30 -
1 stop13h 30m
Deal found 30/10£534
Fri 13/1114:35 -
1 stop11h 40m
Thu 19/1111:30 -
1 stop13h 30m
Deal found 29/10£547
Wed 18/1114:35 -
1 stop11h 40m
Wed 25/1111:30 -
1 stop13h 30m
Deal found 29/10£551
Tue 17/1114:35 -
1 stop11h 40m
Sat 21/1111:30 -
1 stop13h 30m
Deal found 29/10£558
Sun 13/1218:45 -
1 stop12h 10m
Mon 21/1220:40 -
1 stop22h 45m
Deal found 28/10£566
Sun 29/1122:56 -
1 stop25h 14m
Thu 10/1209:00 -
2 stops36h 22m
Deal found 30/10£568
Mon 30/1114:30 -
1 stop33h 40m
Thu 10/1209:00 -
2 stops36h 22m
Deal found 27/10£569
Sat 14/1114:35 -
1 stop11h 40m
Wed 25/1111:30 -
1 stop13h 30m
Deal found 29/10£572
Wed 2/1205:05 -
2 stops18h 25m
Wed 9/1205:10 -
1 stop14h 50m
Deal found 26/10£575
Wed 2/1218:45 -
1 stop31h 10m
Thu 10/1208:50 -
1 stop16h 00m
Deal found 30/10£575
Best flights from Seattle to Dublin
Discover carefully curated flight deals from Seattle to Dublin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2026.
Sat 24/422:00 -
1 stop28h 45m
Tue 18/511:10 -
1 stop13h 10m
Deal found 28/10£540
Fri 4/1214:35 -
1 stop11h 40m
Thu 10/1211:30 -
1 stop13h 30m
Deal found 26/10£547
Sun 14/206:55 -
1 stop16h 35m
Sun 21/209:00 -
1 stop19h 59m
Deal found 26/10£566
Wed 2/1218:45 -
1 stop16h 55m
Tue 8/1216:20 -
1 stop32h 30m
Deal found 26/10£576
Wed 2/1209:18 -
2 stops15h 27m
Tue 8/1205:45 -
1 stop14h 05m
Deal found 30/10£580
Wed 9/1209:18 -
2 stops15h 27m
Thu 17/1209:55 -
1 stop22h 00m
Deal found 28/10£590
Sun 14/205:00 -
2 stops19h 10m
Sat 20/209:30 -
2 stops18h 57m
Deal found 26/10£579
Sat 5/1222:55 -
1 stop25h 50m
Fri 18/1211:55 -
1 stop19h 33m
Deal found 30/10£590
Wed 25/1108:30 -
2 stops17h 50m
Wed 2/1211:45 -
1 stop32h 15m
Deal found 26/10£599
Mon 30/1107:00 -
1 stop17h 10m
Sun 6/1209:00 -
2 stops39h 18m
Deal found 30/10£604
Tue 24/1107:38 -
1 stop18h 07m
Tue 1/1213:25 -
1 stop30h 25m
Deal found 27/10£613
Sun 29/1107:45 -
1 stop15h 25m
Sun 6/1209:00 -
3 stops44h 01m
Deal found 30/10£607
Last-minute flights from Seattle to Dublin
Discover last-minute flight deals from Seattle to Dublin. Data last updated 31 October 2026 and is based on user searches.
Fri 13/1114:35 -
1 stop11h 40m
Wed 25/1111:30 -
1 stop13h 30m
Deal found 29/10£547
Sat 14/1114:35 -
1 stop11h 40m
Wed 25/1111:30 -
1 stop13h 30m
Deal found 29/10£572
Tue 17/1114:35 -
1 stop11h 40m
Thu 26/1111:30 -
1 stop13h 30m
Deal found 29/10£521
Tue 17/1114:35 -
1 stop11h 40m
Sat 21/1111:30 -
1 stop13h 30m
Deal found 29/10£558
Wed 18/1114:35 -
1 stop11h 40m
Wed 25/1111:30 -
1 stop13h 30m
Deal found 29/10£551
Tue 24/1114:35 -
1 stop11h 40m
Tue 1/1211:30 -
1 stop13h 30m
Deal found 30/10£510
Sun 29/1122:56 -
1 stop25h 14m
Thu 10/1209:00 -
2 stops36h 22m
Deal found 30/10£568
Sun 29/1122:56 -
1 stop25h 14m
Tue 15/1209:00 -
2 stops36h 22m
Deal found 28/10£578
Mon 30/1114:30 -
1 stop33h 40m
Thu 10/1209:00 -
2 stops36h 22m
Deal found 27/10£569
Mon 30/1118:45 -
1 stop12h 40m
Mon 7/1217:55 -
1 stop25h 30m
Deal found 27/10£576
Mon 30/1123:15 -
2 stops26h 30m
Tue 8/1205:45 -
1 stop14h 05m
Deal found 27/10£580
One-way flights from Seattle to Dublin
Search for one-way flight options from Seattle to Dublin. Find affordable one-way fares based on user searches. Data last updated 31 October 2026.
Sat 27/222:51 -
2 stops27h 29m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 27/10£249
Thu 18/205:00 -
3 stops18h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/10£287
Wed 27/108:30 -
3 stops39h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 28/10£291
Mon 9/1114:35 -
1 stop11h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/10£312
Fri 20/1115:50 -
3 stops39h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/10£335
Wed 9/1206:15 -
3 stops19h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/10£356
Sat 12/1222:55 -
1 stop25h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 27/10£364
Sun 8/1112:28 -
3 stops37h 52m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/10£377
Fri 8/108:30 -
3 stops62h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 26/10£378
Thu 5/1118:45 -
1 stop14h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/10£384
Find flight deals from Seattle to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 October 2026.
Customise your flight search to find flights from Seattle to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 31 October 2026.
Use the filters below to find and compare flights from Seattle to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Sat 27/2
22:51-10:20
2 stops27h 29m
Dublin
Wed 31/12
00:00-15:00
Nonstop0h 00m
£249
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Mon 19/4
19:32-07:30
3 stops27h 58m
Dublin
Wed 31/12
00:00-15:00
Nonstop0h 00m
£249
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Thu 18/2
05:00-07:30
3 stops18h 30m
Dublin
Wed 31/12
00:00-15:00
Nonstop0h 00m
£287
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Sat 7/11
23:50-08:45
2 stops24h 55m
Dublin
Wed 31/12
00:00-15:00
Nonstop0h 00m
£356
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Wed 9/12
09:18-08:45
2 stops15h 27m
Dublin
Wed 31/12
00:00-15:00
Nonstop0h 00m
£356
Fastest return journey
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Sun 6/12
10:48-09:55
2 stops15h 07m
Dublin
Wed 31/12
00:00-15:00
Nonstop0h 00m
£356
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Tue 10/11
16:39-09:55
3 stops33h 16m
Dublin
Wed 31/12
00:00-15:00
Nonstop0h 00m
£356
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Sat 24/4
22:00-10:45
1 stop28h 45m
Dublin
Tue 18/5
11:10-16:20
1 stop13h 10m
£540
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Fri 4/12
14:35-10:15
1 stop11h 40m
Dublin
Thu 10/12
11:30-17:00
1 stop13h 30m
£547
SeattleDublin
SEA Seattle/Tacoma Intl - DUB Dublin
SEADUB
Seattle/Tacoma Intl
Sun 14/2
06:55-07:30
1 stop16h 35m
Dublin
Sun 21/2
09:00-20:59
1 stop19h 59m
£566
Flights are sorted by cheapest return flights first.
Deals found on 27/10
Showing 1-10 of 19 resultsSorted by cheapest first
1
2
Best time to book a flight from Seattle to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Seattle with our price prediction graph.
SEA-DUB
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Dublin
How far ahead should I book a flight from Seattle to Dublin?
The price you pay for your flight from Seattle to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 12 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Seattle to Dublin?
Currently, February is the cheapest month in which you can book a flight from Seattle to Dublin (average of £384). Flying from Seattle to Dublin in June is currently the most expensive (average of £842). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to DUB?
Find hourly flight availability from Seattle to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Dublin as you normally would.
How much does it cost for a return flight from Seattle to Dublin?
Airfare is typical for this route at the moment.
Seattle to Dublin flights typically cost between £425 and £672 in January.The cheapest return price found within the last 5 days was £510 on Icelandair (18 Jan–28 Jan).
Related info for your journey
Find useful and relevant information for your journey from Seattle to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Seattle to Dublin flight route?
This flight path from Seattle/Tacoma Intl to Dublin was viewed by 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Seattle to Dublin?
There are many flights that can get you from Seattle to Dublin in 11h 40m. Fly via Icelandair, United Airlines, or British Airways to get the fastest option. There are 4523 mi between Seattle and Dublin. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from Seattle to Dublin?
Consider American Airlines (77%), Aer Lingus (77%) or Iberia (77%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Dublin.
Can I find deals for flights from Seattle to Dublin that include hotel bookings?
Yes. In addition to deals on Seattle to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Seattle to Dublin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Dublin.
Can I find deals for business class flights from Seattle to Dublin?
Yes. Cheapflights offers flight deals from Seattle to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to Dublin?
Currently, February is the cheapest month in which you can book a flight from Seattle to Dublin (average of £384). Flying from Seattle to Dublin in June is currently the most expensive (average of £842). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Seattle to Dublin?
When you search for this flight from Seattle to Dublin, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Seattle to Dublin?
Cheapflights helps you find that perfect flight to Dublin from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Seattle to Dublin with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Dublin flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Seattle to Dublin become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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