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Cheap flights from Seattle to Madrid from $192

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 Madrid departing on 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Madrid

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
10:40 pm - 9:55 am
SEA
-
MAD
26h 15m
1 stop
Virgin Atlantic Logo
9:50 am - 7:01 pm
MAD
-
SEA
18h 11m
1 stop
$332Virgin Atlantic
Wed, Aug 19 - Wed, Sep 9
Virgin Atlantic Logo
10:40 pm - 9:55 am
SEA
-
MAD
26h 15m
1 stop
Virgin Atlantic Logo
12:45 pm - 11:55 pm
MAD
-
SEA
20h 10m
2 stops
$334Virgin Atlantic
Wed, Aug 19 - Wed, Sep 9
Virgin Atlantic Logo
10:40 pm - 9:55 am
SEA
-
MAD
26h 15m
1 stop
Virgin Atlantic Logo
9:50 am - 11:57 pm
MAD
-
SEA
23h 07m
1 stop
$350Virgin Atlantic
Fri, Aug 21 - Tue, Sep 1
Virgin Atlantic Logo
5:45 am - 12:15 pm
SEA
-
MAD
21h 30m
2 stops
Virgin Atlantic Logo
12:45 pm - 11:55 pm
MAD
-
SEA
20h 10m
2 stops
$389Virgin Atlantic
Wed, Aug 19 - Wed, Sep 9
Virgin Atlantic Logo
10:40 pm - 9:55 am
SEA
-
MAD
26h 15m
1 stop
Virgin Atlantic Logo
9:50 am - 12:09 am
MAD
-
SEA
23h 19m
1 stop
$436Virgin Atlantic
Sat, Sep 26 - Sun, Oct 11
Virgin Atlantic Logo
7:15 am - 9:55 am
SEA
-
MAD
17h 40m
1 stop
Virgin Atlantic Logo
9:50 am - 12:09 am
MAD
-
SEA
23h 19m
1 stop
$468Virgin Atlantic
Wed, Sep 23 - Sun, Oct 11
Virgin Atlantic Logo
6:00 am - 12:15 pm
SEA
-
MAD
21h 15m
1 stop
Virgin Atlantic Logo
9:50 am - 11:59 pm
MAD
-
SEA
23h 09m
1 stop
$495Virgin Atlantic
Mon, Sep 7 - Tue, Sep 15
Virgin Atlantic Logo
6:00 am - 9:55 am
SEA
-
MAD
42h 55m
2 stops
Virgin Atlantic Logo
9:50 am - 12:09 am
MAD
-
SEA
23h 19m
1 stop
$544Virgin Atlantic
Sat, Sep 26 - Sun, Oct 11
Virgin Atlantic Logo
7:20 am - 12:15 pm
SEA
-
MAD
19h 55m
1 stop
Virgin Atlantic Logo
9:50 am - 11:59 pm
MAD
-
SEA
23h 09m
1 stop
$559Virgin Atlantic
Wed, Sep 16 - Sat, Oct 3
Virgin Atlantic Logo
5:45 am - 12:15 pm
SEA
-
MAD
21h 30m
2 stops
Virgin Atlantic Logo
9:50 am - 9:49 pm
MAD
-
SEA
20h 59m
1 stop
$562Virgin Atlantic
Wed, Sep 16 - Sat, Oct 3

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JetBlue flights from Seattle to Madrid

Our best JetBlue deals on Seattle to Madrid flight tickets
JetBlue
Jul 7
SEA11:45 amSeattle/Tacoma Intl
14h 45m
1 stop
MAD11:30 amMadrid Barajas
Jul 19
MAD2:05 pmMadrid Barajas
17h 49m
1 stop
SEA10:54 pmSeattle/Tacoma Intl
$1,018
JetBlue
Jul 6
SEA11:45 amSeattle/Tacoma Intl
14h 45m
1 stop
MAD11:30 amMadrid Barajas
Jul 13
MAD2:05 pmMadrid Barajas
17h 49m
1 stop
SEA10:54 pmSeattle/Tacoma Intl
$1,029
JetBlue
Jul 6
SEA11:45 amSeattle/Tacoma Intl
14h 45m
1 stop
MAD11:30 amMadrid Barajas
Jul 17
MAD2:05 pmMadrid Barajas
17h 49m
1 stop
SEA10:54 pmSeattle/Tacoma Intl
$1,030

Virgin Atlantic flights from Seattle to Madrid

Our best Virgin Atlantic deals on Seattle to Madrid flight tickets
Virgin Atlantic
Aug 19
SEA10:40 pmSeattle/Tacoma Intl
26h 15m
1 stop
MAD9:55 amMadrid Barajas
Sep 9
MAD9:50 amMadrid Barajas
18h 11m
1 stop
SEA7:01 pmSeattle/Tacoma Intl
$332
Virgin Atlantic
Aug 19
SEA10:40 pmSeattle/Tacoma Intl
26h 15m
1 stop
MAD9:55 amMadrid Barajas
Sep 9
MAD12:45 pmMadrid Barajas
20h 10m
2 stops
SEA11:55 pmSeattle/Tacoma Intl
$334
Virgin Atlantic
Aug 21
SEA10:40 pmSeattle/Tacoma Intl
26h 15m
1 stop
MAD9:55 amMadrid Barajas
Sep 1
MAD9:50 amMadrid Barajas
23h 07m
1 stop
SEA11:57 pmSeattle/Tacoma Intl
$350

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Madrid 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 June 25, 2026.
Use the filters below to find and compare flights from Seattle to Madrid that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 8/19

10:40 pm-9:55 am

1 stop26h 15m

Madrid Barajas

Wed 9/9

9:50 am-7:01 pm

1 stop18h 11m

$332

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 8/19

10:40 pm-9:55 am

1 stop26h 15m

Madrid Barajas

Wed 9/9

12:45 pm-11:55 pm

2 stops20h 10m

$334

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Fri 8/21

10:40 pm-9:55 am

1 stop26h 15m

Madrid Barajas

Tue 9/1

9:50 am-11:57 pm

1 stop23h 07m

$350

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 8/19

5:45 am-12:15 pm

2 stops21h 30m

Madrid Barajas

Wed 9/9

12:45 pm-11:55 pm

2 stops20h 10m

$389

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sat 9/26

10:40 pm-9:55 am

1 stop26h 15m

Madrid Barajas

Sun 10/11

9:50 am-12:09 am

1 stop23h 19m

$436
Quickest round-trip

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 9/23

7:15 am-9:55 am

1 stop17h 40m

Madrid Barajas

Sun 10/11

9:50 am-12:09 am

1 stop23h 19m

$468

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Mon 9/7

6:00 am-12:15 pm

1 stop21h 15m

Madrid Barajas

Tue 9/15

9:50 am-11:59 pm

1 stop23h 09m

$495

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sat 9/26

6:00 am-9:55 am

2 stops42h 55m

Madrid Barajas

Sun 10/11

9:50 am-12:09 am

1 stop23h 19m

$544

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 9/16

7:20 am-12:15 pm

1 stop19h 55m

Madrid Barajas

Sat 10/3

9:50 am-11:59 pm

1 stop23h 09m

$559

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 9/16

5:45 am-12:15 pm

2 stops21h 30m

Madrid Barajas

Sat 10/3

9:50 am-9:49 pm

1 stop20h 59m

$562

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Madrid from

How to get the cheapest flight ticket from Seattle to Madrid

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 typical price of a round-trip flight between Seattle and Madrid?

What is the cheapest month to fly to Madrid?

The month of January is, on average, the cheapest month to fly to Madrid from Seattle, with most prices found around $492. If you don’t want to visit Madrid in January, then you should wait until February to fly from Seattle, when ticket prices are also cheap, with an average price of $591.

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

You are more likely to see cheaper flights to Madrid from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around $815 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from Seattle for as low as $671 on momondo.

How have Seattle to Madrid flight prices changed over time?

As of June 2026, prices for Seattle to Madrid flights are approximately 46% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Madrid

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Madrid according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Madrid (SEA to MAD) flight deals and tips

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

Fastest flight time

16h 15m

Direct flights

None
The fastest flight from Seattle to Madrid takes 16h 15m
There are no direct flights from Seattle to Madrid. There are no popular flight routes from Seattle to Madrid.
Search flight deals

Frequently asked questions about flying from Seattle to Madrid

  • How far is Seattle/Tacoma Intl to Madrid Barajas by plane?

    The straight-line distance from Seattle/Tacoma Intl to Madrid Barajas is 5284.3 mi. A reasonable flight in good conditions will take 16h 15m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Madrid Barajas Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Madrid Barajas Airport.

  • What documentation or ID do you need to fly to Madrid Barajas Airport?

    The travel and health documents you'll need for your trip to Madrid Barajas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Madrid Barajas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Madrid?

Best airlines flying from Seattle to Madrid

Compare and see reviews for airlines that fly from Seattle to Madrid with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $123Free CancellationRating
7.1
3,012 reviews
Search JetBlue flights
Aer LingusPriceFrom $438Free CancellationRating
7.3
1,626 reviews
Search Aer Lingus flights
IberiaPriceFrom $439Free CancellationRating
7.0
3,247 reviews
Search Iberia flights
United AirlinesPriceFrom $476Free CancellationRating
7.4
9,893 reviews
Search United Airlines flights
British AirwaysPriceFrom $479Free CancellationRating
6.7
8,071 reviews
Search British Airways flights
Air FrancePriceFrom $486Free CancellationRating
7.5
1,614 reviews
Search Air France flights
DeltaPriceFrom $487Free CancellationRating
7.8
8,453 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.1
11,768 reviews
Search American Airlines flights
LufthansaPriceFrom $498Free CancellationRating
6.8
8,094 reviews
Search Lufthansa flights
Air CanadaPriceFrom $511Free CancellationRating
7.1
11,261 reviews
Search Air Canada flights

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Toledo
Segovia
Fuenlabrada
Getafe
Cuenca
San Lorenzo de El Escorial
Guadalajara

Why use momondo?

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

Finding the right flight to Madrid from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Madrid quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Madrid from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Madrid.

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

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

An easier way to manage your Madrid trip

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Fly your favorite airline to Madrid

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
British Airways
Delta
Lufthansa
Air France
American Airlines
Iberia
United Airlines
Air Canada
KLM
Turkish Airlines
JetBlue
Aer Lingus