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Cheap flights from Seattle to Europe from $229

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Europe departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Icelandair Logo
2:35 pm - 10:15 amSEA-DUB
11h 40m1 stop
Icelandair Logo
11:30 am - 5:00 pmDUB-SEA
13h 30m1 stop
$405Icelandair
Find Deal
Tue, Feb 24 - Tue, Mar 3
Icelandair Logo
2:35 pm - 10:15 amSEA-DUB
11h 40m1 stop
Icelandair Logo
11:30 am - 5:00 pmDUB-SEA
13h 30m1 stop
$408Icelandair
Find Deal
Mon, Nov 3 - Mon, Nov 10
British Airways Logo
6:50 pm - 5:00 pmSEA-DUB
14h 10m1 stop
British Airways Logo
8:50 am - 5:55 pmDUB-SEA
16h 05m1 stop
$459British Airways
Find Deal
Wed, Mar 4 - Wed, Mar 11
British Airways Logo
6:50 pm - 5:00 pmSEA-DUB
14h 10m1 stop
British Airways Logo
8:50 am - 4:55 pmDUB-SEA
16h 05m1 stop
$461British Airways
Find Deal
Tue, Nov 4 - Tue, Nov 25
Lufthansa Logo
3:10 pm - 5:10 pmSEA-DUB
18h 00m1 stop
Lufthansa Logo
5:20 pm - 12:10 pmDUB-SEA
26h 50m1 stop
$462Lufthansa
Find Deal
Wed, Nov 26 - Wed, Dec 3
Delta Logo
11:35 pm - 7:45 amSEA-DUB
24h 10m1 stop
Delta Logo
1:25 pm - 12:35 pmDUB-SEA
30h 10m1 stop
$471Delta
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Sat, Feb 28 - Tue, Mar 10
Delta Logo
2:05 pm - 3:45 pmSEA-DUB
17h 40m1 stop
Delta Logo
5:55 am - 11:45 amDUB-SEA
13h 50m1 stop
$472Delta
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Mon, Nov 3 - Wed, Nov 19
Lufthansa Logo
10:05 am - 7:10 amSEA-DUB
37h 05m2 stops
Lufthansa Logo
5:00 am - 1:10 pmDUB-SEA
15h 10m1 stop
$475Lufthansa
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Sat, Feb 28 - Tue, Mar 10
Turkish Airlines Logo
12:30 pm - 11:35 pmSEA-LIS
27h 05m1 stop
Turkish Airlines Logo
5:55 am - 5:05 pmLIS-SEA
19h 10m1 stop
$631Turkish Airlines
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Thu, Oct 9 - Thu, Nov 20
Turkish Airlines Logo
7:10 pm - 11:35 amSEA-LIS
32h 25m1 stop
Turkish Airlines Logo
11:40 am - 5:05 pmLIS-SEA
37h 25m1 stop
$659Turkish Airlines
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Fri, Oct 24 - Fri, Nov 14

Virgin Atlantic flights from Seattle to Europe

Our best Virgin Atlantic deals on Seattle to Europe flight tickets
Virgin Atlantic
Nov 30
SEA3:00 pmSeattle/Tacoma Intl
19h 25m
1 stop
LCY6:25 pmLondon City
Dec 8
LCY6:55 pmLondon City
24h 55m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$642
Find similar
Virgin Atlantic
Oct 26
SEA4:00 pmSeattle/Tacoma Intl
10h 00m
AMS10:00 amAmsterdam Schiphol
Nov 11
AMS10:15 amAmsterdam Schiphol
10h 30m
SEA11:45 amSeattle/Tacoma Intl
$643
Find similar
Virgin Atlantic
Oct 26
SEA4:00 pmSeattle/Tacoma Intl
10h 00m
AMS10:00 amAmsterdam Schiphol
Nov 11
AMS2:55 pmAmsterdam Schiphol
16h 28m
1 stop
SEA10:23 pmSeattle/Tacoma Intl
$654
Find similar

Icelandair flights from Seattle to Europe

Our best Icelandair deals on Seattle to Europe flight tickets
Icelandair
Feb 24
SEA2:35 pmSeattle/Tacoma Intl
11h 40m
1 stop
DUB10:15 amDublin
Mar 3
DUB11:30 amDublin
13h 30m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$405
Find similar
Icelandair
Nov 3
SEA2:35 pmSeattle/Tacoma Intl
11h 40m
1 stop
DUB10:15 amDublin
Nov 10
DUB11:30 amDublin
13h 30m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$408
Find similar
Icelandair
Feb 16
SEA2:35 pmSeattle/Tacoma Intl
11h 40m
1 stop
DUB10:15 amDublin
Mar 1
DUB11:30 amDublin
13h 30m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$410
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Europe 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, momondo users made 832,500 searches. Data last updated September 29, 2025.
Use the filters below to find and compare flights from Seattle to Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 2/24

2:35 pm-10:15 am

1 stop11h 40m

Dublin

Tue 3/3

11:30 am-5:00 pm

1 stop13h 30m

$405

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Mon 11/3

2:35 pm-10:15 am

1 stop11h 40m

Dublin

Mon 11/10

11:30 am-5:00 pm

1 stop13h 30m

$408

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 3/4

6:50 pm-5:00 pm

1 stop14h 10m

Dublin

Wed 3/11

8:50 am-5:55 pm

1 stop16h 05m

$459

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Tue 11/4

6:50 pm-5:00 pm

1 stop14h 10m

Dublin

Tue 11/25

8:50 am-4:55 pm

1 stop16h 05m

$461

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Wed 11/26

3:10 pm-5:10 pm

1 stop18h 00m

Dublin

Wed 12/3

5:20 pm-12:10 pm

1 stop26h 50m

$462

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 2/28

11:35 pm-7:45 am

1 stop24h 10m

Dublin

Tue 3/10

1:25 pm-12:35 pm

1 stop30h 10m

$471

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Mon 11/3

2:05 pm-3:45 pm

1 stop17h 40m

Dublin

Wed 11/19

5:55 am-11:45 am

1 stop13h 50m

$472

SeattleDublin

SEA - DUB

SEADUB

Seattle/Tacoma Intl

Sat 2/28

10:05 am-7:10 am

2 stops37h 05m

Dublin

Tue 3/10

5:00 am-1:10 pm

1 stop15h 10m

$475

SeattleLisbon

SEA - LIS

SEALIS

Seattle/Tacoma Intl

Thu 10/9

12:30 pm-11:35 pm

1 stop27h 05m

Lisbon Humberto Delgado

Thu 11/20

5:55 am-5:05 pm

1 stop19h 10m

$631

SeattleLisbon

SEA - LIS

SEALIS

Seattle/Tacoma Intl

Fri 10/24

7:10 pm-11:35 am

1 stop32h 25m

Lisbon Humberto Delgado

Fri 11/14

11:40 am-5:05 pm

1 stop37h 25m

$659

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Europe?

The cheapest month to fly to Europe from Seattle is in October. Flight prices, which tend to average around $660, are often lower during this time because this is during the off-season. If you aren’t able to travel to Europe during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $674.

What is the cheapest day to depart on your flight to Europe?

The cheapest day to depart from Seattle to Europe is on a Tuesday. Travelers who choose to depart for Europe on a Tuesday will often find tickets for as low as $814. Flights from Seattle to Europe on a Friday will generally be more expensive and average around $914. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Europe?

According to our data, the cheapest time of day to fly to Europe is in the evening. momondo users have found flights departing from Seattle to Europe in the evening for as low as $841. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $980. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seattle/Tacoma Intl to Europe flight route?

Fly from Seattle/Tacoma Intl to London Heathrow for the best Seattle/Tacoma Intl - Europe flight prices

How far in advance should I book a flight to Europe?

You are more likely to see cheaper flights to Europe from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Europe for around $802 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Europe from Seattle for as low as $703 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Europe flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Europe flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Europe flights?

You could potentially save up to 26% on your flight if you consider stops on a Seattle to Europe flight.

Cheap Seattle to Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Europe

Best Price Found

$402

Fastest flight time

9h 00m

Direct flights

Every day

Airports in Europe

2 airports
The best one-way flight to Europe from Seattle in the past 72 hours is $402. The best round-trip flight deal from Seattle to Europe found on momondo in the last 72 hours is $439.
The fastest flight from Seattle to Europe takes 9h 00m
Direct flights go from Seattle to Europe every day.
There are 2 airports near Europe: Dublin (DUB), London Heathrow (LHR)
Search flight deals

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Europe?

    Prices for flights from Seattle/Tacoma Intl Airport to Europe refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Europe?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Europe?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Europe.

  • What documentation or ID do you need to fly to Europe?

    The travel and health documents required for your trip to Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Seattle to Europe

Compare and see reviews for airlines that fly from Seattle to Europe with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $151Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
Scandinavian AirlinesPriceFrom $328Free CancellationRating
7.4
1,507 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $378Free CancellationRating
6.8
7,435 reviews
Search Lufthansa flights
IcelandairPriceFrom $389Free CancellationRating
7.0
546 reviews
Search Icelandair flights
Air FrancePriceFrom $418Free CancellationRating
7.4
1,468 reviews
Search Air France flights
Aer LingusPriceFrom $438Free CancellationRating
7.2
1,302 reviews
Search Aer Lingus flights
WestJetPriceFrom $467Free CancellationRating
7.2
3,110 reviews
Search WestJet flights
Air CanadaPriceFrom $478Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
British AirwaysPriceFrom $480Free CancellationRating
6.7
7,406 reviews
Search British Airways flights
American AirlinesPriceFrom $492Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Europe?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Europe. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Europe with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Europe flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Europe?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Europe from Seattle.

I’m not ready to book a flight from Seattle to Europe right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Europe flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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