Find cheap flights to Seattle

Return
1 adult
Economy
From?
To?
Sat 29/1
Sat 5/2

Deals available from 900+ travel sites.

Cheapest flights to Seattle airports

Find the cheapest flights to these Seattle airports from your nearest city or airport
Dublin
Seattle

CHEAPEST ROUTE FROM Dublin TO Seattle

Dublin (DUB) to Seattle (SEA)

Typically, flights to Seattle from Dublin are cheaper when flying from Dublin to Seattle/Tacoma Intl, which has an average price of €516

CHEAPEST MONTH TO FLY TO SEATTLE FROM DUBLINFebruary23% cheaperFlying from Dublin to Seattle costs on average just €398 in February
MOST EXPENSIVE MONTH TO FLY TO SEATTLE FROM DUBLINJuly44% more expensiveIt costs about €744 for flights to Seattle from Dublin in July
MOST POPULAR MONTH TO FLY TO SEATTLE FROM DUBLINNovember233% more users visitedMore momondo users searched in flights to Seattle from Dublin in November than any other month

When is the best time to fly to Seattle?

  • What is the cheapest month to fly to Seattle?

    If you’re not able to fly to Seattle in February, then March is your next best option. Flight prices from Ireland to Seattle during March average around €425.

  • How far in advance should I book a flight to Seattle?

    We recommend purchasing flights from Ireland to Seattle 57 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Seattle for €516. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Ireland for as low as €444 on momondo.

  • What is the cheapest day to depart on your flight to Seattle?

    Our data shows that Tuesday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as €487. Flights from Ireland to Seattle on a Monday will generally be more expensive and average around €685. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

  • When is it best to fly to Seattle to go sightseeing?

    Most momondo users would consider October to be the best times to fly to Seattle to see sights like Seattle Center. Typically, the weather in Seattle is under 70 degrees Fahrenheit (21°C) but still warm and the chance of rain is only moderate.

  • Is there an alternative airport near Seattle?

    Seattle King County/Boeing Airport, Kenmore Air Harbor Airport, Seattle/Tacoma Intl Airport, Everett Paine Field Airport or Lopez Island Airport can be an alternative airport used for travel to Seattle.


Seattle flight deals found on momondo

Check out some of the best fares from airports in Ireland to Seattle found recently by users on momondo
Icelandair
19 May
DUB08:30Dublin
16h 45m
1 stop
SEA01:15Seattle/Tacoma Intl
4 Jun
SEA11:50Seattle/Tacoma Intl
11h 35m
1 stop
DUB23:25Dublin
Virgin Atlantic
23 Mar
DUB07:25Dublin
16h 56m
1 stop
SEA00:21Seattle/Tacoma Intl
6 Apr
SEA07:52Seattle/Tacoma Intl
13h 23m
1 stop
DUB21:15Dublin
Multiple Airlines
1 Mar
DUB06:35Dublin
14h 54m
1 stop
SEA21:29Seattle/Tacoma Intl
21 Mar
SEA09:00Seattle/Tacoma Intl
15h 35m
1 stop
DUB00:35Dublin
Multiple Airlines
28 Feb
DUB07:20Dublin
16h 20m
1 stop
SEA23:40Seattle/Tacoma Intl
21 Mar
SEA09:00Seattle/Tacoma Intl
15h 35m
1 stop
DUB00:35Dublin
Multiple Airlines
9 Feb
DUB06:35Dublin
19h 28m
1 stop
SEA02:03Seattle/Tacoma Intl
2 Mar
SEA06:40Seattle/Tacoma Intl
15h 55m
1 stop
DUB22:35Dublin
Multiple Airlines
4 Feb
DUB05:05Dublin
17h 04m
1 stop
SEA22:09Seattle/Tacoma Intl
14 Feb
SEA06:07Seattle/Tacoma Intl
18h 58m
2 stops
DUB01:05Dublin

Find the cheapest one-way flights to Seattle

If you're looking for one-way flights from Ireland to Seattle, view some of our deals below provided by WestJet
WestJet
10 Jun
DUB06:05Dublin
17h 44m
2 stops
SEA23:49Seattle/Tacoma Intl
WestJet
25 Jun
DUB06:05Dublin
17h 44m
2 stops
SEA23:49Seattle/Tacoma Intl
WestJet
7 Jun
DUB06:05Dublin
18h 17m
2 stops
SEA00:22Seattle/Tacoma Intl

Which airlines fly to Seattle?

Here you can see a selection of the most popular and cheapest airlines for flights to Seattle
  • Which airlines fly to Seattle?

    Based on our data, the most popular airlines that fly to Seattle from Ireland are Aer Lingus, Icelandair, British Airways and KLM. There may also be other airline options depending on where in Ireland you’re flying from.


Popular routes to Seattle

Most frequently searched flights to Seattle along with the cheapest price and shortest flight duration
Dublin to Seattle Flights
Fastest flight time13h 25m
Cheapest price€469
London to Seattle Flights
Fastest flight time10h 00m
Cheapest price€429
Shannon to Seattle Flights
Fastest flight time30h 33m
Cheapest price€676
San Francisco to Seattle Flights
Fastest flight time2h 10m
Cheapest price€218
Cork to Seattle Flights
Fastest flight time14h 00m
Cheapest price€556

Start planning your trip to Seattle