Cheap Flights from Ireland to Seattle/Tacoma Airport (SEA)

Q: How does KAYAK find such low prices on flights to Seattle/Tacoma Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights to Seattle/Tacoma Airport. Visit our flight page for the latest deals!

Q: How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Seattle/Tacoma Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle/Tacoma Airportis likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!

Q: What is the Hacker Fare option on flights to Seattle/Tacoma Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle/Tacoma Airport with an airline and back with another airline. Visit our flight page for the latest deals!

Q: What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Seattle/Tacoma Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle/Tacoma Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!

Good to know

Low season	March	Best time to beat the crowds with an average 7% drop in price.
High season	July	Most popular time to fly with an average 29% increase in price.
Average price of a round-trip	$737	(avg. price over the last 2 weeks)
Good deal for a round-trip	$518	or less

Top tips for finding cheap flights to Seattle/Tacoma Airport

Looking for cheap airfare to Seattle/Tacoma Airport? 25% of our users found round-trip tickets to Seattle/Tacoma Airport for the following prices or less: From Ottawa $214, from Santiago de Cuba Antonio Maceo $483, from Santiago de Compostela $759
High season is considered to be January, February and December. The cheapest month to fly to Seattle/Tacoma Airport is January.
Enter your preferred departure airport and travel dates into the search form above to unlock the latest Seattle/Tacoma Airport flight deals.

*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs - booking Seattle/Tacoma Airport flights

How does KAYAK find such low prices on flights to Seattle/Tacoma Airport?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Seattle/Tacoma Airport?

What is the Hacker Fare option on flights to Seattle/Tacoma Airport?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Seattle/Tacoma Airport?

Top 5 airlines serving Ireland to Seattle/Tacoma Intl

Scores according to KAYAK customer reviews

8.1

Virgin Atlantic

Overall score based on 1,566 reviews

8.3

Boarding

7.8

Comfort

8.6

Crew

8.0

Entertainment

7.8

Food

Airline reviews

Book cheap flights from Ireland to Seattle/Tacoma Airport (round-trip)

Airports

Origin

Destination

Multiple Airlines

Wed, Sep 2

18h 30m

Fri, Sep 18

27h 40m

$305

Trip: 17 days

Based on null reviews

Virgin Atlantic

Thu, Sep 3

22h 31m

Sat, Sep 19

35h 50m

$316

Trip: 17 days

Based on null reviews

KLM

Wed, Sep 2

18h 30m

Fri, Sep 18

17h 05m

$324

Trip: 17 days

Based on null reviews

British Airways

Wed, Sep 2

17h 15m

Fri, Sep 18

15h 40m

$352

Trip: 17 days

Based on null reviews

Delta

Wed, Sep 16

13h 24m

Sun, Sep 20

34h 36m

$354

Trip: 5 days

Based on null reviews

Aeromexico

Tue, Sep 1

18h 25m

Mon, Sep 14

18h 05m

$365

Trip: 14 days

Based on null reviews

Multiple Airlines

Thu, Sep 3

19h 20m

Sat, Sep 19

18h 05m

$307

Trip: 17 days

Based on null reviews

Virgin Atlantic

Wed, Sep 2

29h 00m

Fri, Sep 18

27h 40m

$318

Trip: 17 days

Based on null reviews

KLM

Wed, Sep 2

18h 30m

Fri, Sep 18

17h 05m

$331

Trip: 17 days

Based on null reviews

Multiple Airlines

Wed, Sep 2

19h 20m

Fri, Sep 18

27h 40m

$309

Trip: 17 days

Based on null reviews

Virgin Atlantic

Wed, Sep 2

29h 00m

Fri, Sep 18

27h 40m

$320

Trip: 17 days

Based on null reviews

Delta

Tue, Sep 1

20h 00m

Thu, Sep 17

19h 30m

$355

Trip: 17 days

Based on null reviews

KLM

Tue, Sep 1

18h 30m

Fri, Sep 18

18h 56m

$333

Trip: 18 days

Based on null reviews

Multiple Airlines

Thu, Sep 3

22h 25m

Sat, Sep 19

18h 05m

$310

Trip: 17 days

Based on null reviews

Virgin Atlantic

Wed, Sep 2

13h 30m

Fri, Sep 18

34h 05m

$321

Trip: 17 days

Based on null reviews

Delta

Wed, Sep 2

20h 00m

Fri, Sep 18

19h 30m

$356

Trip: 17 days

Based on null reviews

KLM

Tue, Sep 1

18h 30m

Fri, Sep 18

14h 51m

$340

Trip: 18 days

Based on null reviews

Virgin Atlantic

Tue, Sep 1

26h 05m

Fri, Sep 18

27h 40m

$322

Trip: 18 days

Based on null reviews

Multiple Airlines

Wed, Sep 2

19h 20m

Fri, Sep 18

27h 40m

$327

Trip: 17 days

Based on null reviews

KLM

Thu, Sep 3

19h 41m

Sat, Sep 19

18h 05m

$358

Trip: 17 days

Based on null reviews

Book cheap flights from Ireland to Seattle/Tacoma Airport (one-way)

Airports

Origin

Destination

Multiple Airlines

Wed, Sep 16

38h 12m

$196

Based on null reviews

KLM

Sat, Aug 22

30h 05m

$306

Based on null reviews

British Airways

Wed, Sep 16

23h 40m

$324

Based on null reviews

Icelandair

Thu, Sep 10

13h 35m

$384

Based on null reviews

TAP AIR PORTUGAL

Thu, Sep 10

31h 18m

$396

Based on null reviews

Multiple Airlines

Sun, Aug 16

33h 36m

$261

Based on null reviews

Aer Lingus

Wed, Sep 16

13h 10m

$566

Based on null reviews

Multiple Airlines

Fri, Aug 21

28h 41m

$268

Based on null reviews

SWISS

Sat, Aug 22

39h 29m

$667

Based on null reviews

Multiple Airlines

Wed, Aug 19

28h 59m

$278

Based on null reviews

TAP AIR PORTUGAL

Tue, Aug 18

25h 56m

$398

Based on null reviews

KLM

Thu, Sep 10

25h 59m

$401

Based on null reviews

Icelandair

Wed, Sep 16

13h 40m

$414

Based on null reviews

British Airways

Thu, Sep 10

17h 12m

$429

Based on null reviews

Multiple Airlines

Wed, Aug 12

28h 59m

$338

Based on null reviews

Multiple Airlines

Thu, Sep 10

55h 52m

$342

Based on null reviews

Multiple Airlines

Sat, Jul 25

55h 57m

$343

Based on null reviews

TAP AIR PORTUGAL

Thu, Aug 6

25h 56m

$505

Based on null reviews

Multiple Airlines

Tue, Aug 11

52h 59m

$345

Based on null reviews

TAP AIR PORTUGAL

Sat, Aug 15

47h 36m

$525

Based on null reviews

Flights to Seattle/Tacoma Airport

Destination:

Seattle/Tacoma Airport (SEA) United States

Return flight deals:

Seattle/Tacoma Airport - Ireland

Cabin classes:

First

Business

Prem Econ

Economy

Browse origins:

$394

Cork

$322

Dublin

$588

Shannon

Browse destinations:

$322

Seattle/Tacoma Airport

Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Find cheap flights from Ireland to Seattle/Tacoma Airport

Good to know

Low season

High season

Average price of a round-trip

Good deal for a round-trip

Top tips for finding cheap flights to Seattle/Tacoma Airport

FAQs - booking Seattle/Tacoma Airport flights

How does KAYAK find such low prices on flights to Seattle/Tacoma Airport?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Seattle/Tacoma Airport?

What is the Hacker Fare option on flights to Seattle/Tacoma Airport?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight to Seattle/Tacoma Airport?

Top 5 airlines serving Ireland to Seattle/Tacoma Intl

Book cheap flights from Ireland to Seattle/Tacoma Airport (round-trip)

Book cheap flights from Ireland to Seattle/Tacoma Airport (one-way)

Flights to Seattle/Tacoma Airport

Site