Which layover airport has the shortest travel time from Seattle to Madrid?

Flights connecting via Munich (MUC) have the shortest average one-way travel time: 13h 49m.

Which layover airport has the shortest connection time from Seattle to Madrid?

Boston (BOS) has the shortest average layover time for this route: 1h 38m.

What airlines fly to Madrid?

British Airways, Delta and Lufthansa are the top three most popular airlines that fly to Madrid from Seattle according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Madrid. Keep in mind that there are 12 different airlines that fly to Madrid on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Seattle and Madrid?

Munich (MUC) was the most common stop: 19% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Madrid?

Flights via Paris (CDG) offer the lowest average round-trip price of $531.

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?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Madrid Barajas Airport is 12 as of July 2026.

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.

$194 Cheap Flights from Seattle to Madrid in 2026

Q: What is the typical price of a round-trip flight between Seattle and Madrid?

Prices are currently low for flights on this route. Typical prices usually range from $796 to $1,300. The lowest price recently found on this route was $672.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Madrid

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 pm - 9:55 pm

SEA

MAD

19h 15m

1 stop

7:00 am - 3:40 pm

MAD

SEA

17h 40m

1 stop

$672Multiple Airlines

Sun, Sep 27 - Tue, Oct 20

5:40 pm - 9:55 pm

SEA

MAD

19h 15m

1 stop

7:00 am - 3:40 pm

MAD

SEA

17h 40m

1 stop

$683Multiple Airlines

Sun, Sep 27 - Tue, Oct 20

8:00 am - 9:55 am

SEA

MAD

16h 55m

2 stops

7:30 am - 5:10 pm

MAD

SEA

18h 40m

1 stop

$687Multiple Airlines

Wed, Oct 14 - Tue, Oct 20

8:00 am - 9:55 am

SEA

MAD

16h 55m

2 stops

11:45 am - 8:15 pm

MAD

SEA

17h 30m

1 stop

$694Multiple Airlines

Tue, Oct 6 - Wed, Oct 14

2:35 pm - 10:35 pm

SEA

MAD

23h 00m

2 stops

7:50 am - 5:00 pm

MAD

SEA

18h 10m

2 stops

$697Multiple Airlines

Tue, Nov 3 - Tue, Nov 17

6:10 pm - 9:55 pm

SEA

MAD

18h 45m

1 stop

7:00 am - 3:40 pm

MAD

SEA

17h 40m

1 stop

$704Multiple Airlines

Mon, Aug 17 - Tue, Sep 1

6:05 pm - 9:55 pm

SEA

MAD

18h 50m

1 stop

7:00 am - 3:40 pm

MAD

SEA

17h 40m

1 stop

$705Multiple Airlines

Tue, Sep 1 - Wed, Sep 16

8:00 am - 9:55 am

SEA

MAD

16h 55m

2 stops

10:40 am - 5:10 pm

MAD

SEA

15h 30m

1 stop

$706Multiple Airlines

Tue, Oct 6 - Wed, Oct 14

6:15 pm - 9:55 pm

SEA

MAD

18h 40m

1 stop

7:00 am - 3:40 pm

MAD

SEA

17h 40m

1 stop

$715Multiple Airlines

Sat, Sep 12 - Sun, Oct 4

7:00 pm - 12:10 pm

SEA

MAD

32h 10m

3 stops

10:55 am - 9:40 am

MAD

SEA

31h 45m

2 stops

$716Multiple Airlines

Mon, Aug 17 - Tue, Sep 1

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Lufthansa flights from Seattle to Madrid

Our best Lufthansa deals on Seattle to Madrid flight tickets

Lufthansa

Oct 7

SEA6:50 pmSeattle/Tacoma Intl

18h 40m

1 stop

MAD10:30 pmMadrid Barajas

Oct 21

MAD5:55 amMadrid Barajas

21h 37m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

$730

Lufthansa

Nov 8

SEA3:15 pmSeattle/Tacoma Intl

31h 45m

2 stops

MAD8:00 amMadrid Barajas

Nov 18

MAD6:00 amMadrid Barajas

15h 00m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

$732

Lufthansa

Sep 27

SEA6:50 pmSeattle/Tacoma Intl

18h 40m

1 stop

MAD10:30 pmMadrid Barajas

Oct 20

MAD1:30 pmMadrid Barajas

18h 12m

2 stops

SEA10:42 pmSeattle/Tacoma Intl

$738

Air Canada flights from Seattle to Madrid

Our best Air Canada deals on Seattle to Madrid flight tickets

Air Canada

Oct 7

SEA5:40 amSeattle/Tacoma Intl

27h 00m

2 stops

MAD5:40 pmMadrid Barajas

Oct 14

MAD5:55 amMadrid Barajas

36h 57m

2 stops

SEA9:52 amSeattle/Tacoma Intl

$742

Air Canada

Sep 22

SEA8:00 amSeattle/Tacoma Intl

15h 50m

1 stop

MAD8:50 amMadrid Barajas

Nov 20

MAD6:00 amMadrid Barajas

17h 37m

2 stops

SEA2:37 pmSeattle/Tacoma Intl

$743

Air Canada

Sep 22

SEA5:50 amSeattle/Tacoma Intl

18h 00m

2 stops

MAD8:50 amMadrid Barajas

Nov 19

MAD7:25 amMadrid Barajas

19h 57m

2 stops

SEA6:22 pmSeattle/Tacoma Intl

$745

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sun 9/27

5:40 pm-9:55 pm

1 stop19h 15m

Madrid Barajas

Tue 10/20

7:00 am-3:40 pm

1 stop17h 40m

$672

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sun 9/27

5:40 pm-9:55 pm

1 stop19h 15m

Madrid Barajas

Tue 10/20

7:00 am-3:40 pm

1 stop17h 40m

$683

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 10/14

8:00 am-9:55 am

2 stops16h 55m

Madrid Barajas

Tue 10/20

7:30 am-5:10 pm

1 stop18h 40m

$687

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 10/6

8:00 am-9:55 am

2 stops16h 55m

Madrid Barajas

Wed 10/14

11:45 am-8:15 pm

1 stop17h 30m

$694

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 11/3

2:35 pm-10:35 pm

2 stops23h 00m

Madrid Barajas

Tue 11/17

7:50 am-5:00 pm

2 stops18h 10m

$697

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Mon 8/17

6:10 pm-9:55 pm

1 stop18h 45m

Madrid Barajas

Tue 9/1

7:00 am-3:40 pm

1 stop17h 40m

$704

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 9/1

6:05 pm-9:55 pm

1 stop18h 50m

Madrid Barajas

Wed 9/16

7:00 am-3:40 pm

1 stop17h 40m

$705

Quickest round-trip

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 10/6

8:00 am-9:55 am

2 stops16h 55m

Madrid Barajas

Wed 10/14

10:40 am-5:10 pm

1 stop15h 30m

$706

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sat 9/12

6:15 pm-9:55 pm

1 stop18h 40m

Madrid Barajas

Sun 10/4

7:00 am-3:40 pm

1 stop17h 40m

$715

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Mon 8/17

7:00 pm-12:10 pm

3 stops32h 10m

Madrid Barajas

Tue 9/1

10:55 am-9:40 am

2 stops31h 45m

$716

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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 $596.

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 $827 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 July 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	13h 10m
Direct flights	None

The fastest flight from Seattle to Madrid takes 13h 10m

There are no direct flights from Seattle to Madrid. There are no popular flight routes from Seattle to Madrid.

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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 13h 10m.
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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Madrid Barajas Airport is 12 as of July 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Seattle to Madrid is British Airways, representing 27% of all bookings. The subsequent popular airlines are Delta at 22%, Lufthansa at 14%, and Air France at 8%.

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
JetBlue	PriceFrom $123	Free Cancellation	Rating 7.1 3,010 reviews	Search JetBlue flights
Iberia	PriceFrom $439	Free Cancellation	Rating 7.0 3,254 reviews	Search Iberia flights
United Airlines	PriceFrom $476	Free Cancellation	Rating 7.4 9,980 reviews	Search United Airlines flights
British Airways	PriceFrom $479	Free Cancellation	Rating 6.7 8,106 reviews	Search British Airways flights
Air France	PriceFrom $486	Free Cancellation	Rating 7.5 1,625 reviews	Search Air France flights
Delta	PriceFrom $487	Free Cancellation	Rating 7.8 8,459 reviews	Search Delta flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,812 reviews	Search American Airlines flights
Lufthansa	PriceFrom $498	Free Cancellation	Rating 6.8 8,131 reviews	Search Lufthansa flights
Air Canada	PriceFrom $511	Free Cancellation	Rating 7.1 11,332 reviews	Search Air Canada flights
Aer Lingus	PriceFrom $538	Free Cancellation	Rating 7.3 1,659 reviews	Search Aer Lingus flights

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.