How often are flights from Seattle to Madrid delayed?

Historically, on average around 0% of flights between Seattle and Madrid have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

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

Paris (CDG) was the most common stop: 26% of momondo users choosing 1-stop flights on this route connected there.

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

Chicago (ORD) has the shortest average layover time for this route: 1h 40m.

What airlines fly to Madrid?

British Airways, Delta and Iberia 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 44% of people opting to fly with this airline when traveling to Madrid. Keep in mind that there are 14 different airlines that fly to Madrid on a routine basis, so you have a few additional options to choose from.

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

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 13h 17m.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Madrid Barajas?

United Airlines, British Airways, and Air Canada are the most popular carriers operating from Seattle/Tacoma Intl to Madrid Barajas

What is the most punctual flight time for Seattle to Madrid flights?

Generally, flights departing at night tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

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

Flights via Chicago (ORD) offer the lowest average round-trip price of $556.

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 14 as of January 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.

$245 Cheap Flights from Seattle to Madrid in 2026

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One-way

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Cheap round-trip flights

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5:50 am - 6:50 am

SEA

MAD

16h 00m2 stops

5:55 am - 10:08 pm

MAD

SEA

25h 13m2 stops

$479Air Canada

Sun, Apr 12 - Tue, Apr 21

7:35 am - 9:25 am

SEA

MAD

16h 50m1 stop

1:15 pm - 10:07 pm

MAD

SEA

17h 52m1 stop

$480British Airways

Wed, Jan 21 - Sat, Jan 31

1:35 pm - 2:15 pm

SEA

MAD

15h 40m1 stop

1:15 pm - 10:07 pm

MAD

SEA

17h 52m1 stop

$481British Airways

Fri, Jan 23 - Wed, Jan 28

6:50 pm - 8:50 pm

SEA

MAD

17h 00m1 stop

1:00 pm - 9:47 pm

MAD

SEA

17h 47m1 stop

$482British Airways

Fri, Jan 23 - Tue, Jan 27

1:45 pm - 5:40 pm

SEA

MAD

19h 55m2 stops

6:00 am - 7:05 pm

MAD

SEA

21h 05m2 stops

$483Delta

Tue, Mar 10 - Tue, Mar 24

1:35 pm - 11:55 am

SEA

MAD

13h 20m1 stop

8:35 pm - 5:55 pm

MAD

SEA

29h 20m1 stop

$484British Airways

Sat, Mar 7 - Sun, Mar 15

2:25 pm - 11:55 am

SEA

MAD

13h 30m1 stop

1:45 pm - 9:57 pm

MAD

SEA

16h 12m1 stop

$485British Airways

Tue, Mar 10 - Tue, Mar 24

11:55 am - 8:50 pm

SEA

MAD

23h 55m2 stops

1:15 pm - 10:07 pm

MAD

SEA

17h 52m1 stop

$486British Airways

Fri, Jan 23 - Fri, Jan 30

11:05 pm - 8:00 am

SEA

MAD

23h 55m2 stops

6:00 am - 11:40 am

MAD

SEA

14h 40m1 stop

$487Delta

Tue, Feb 17 - Wed, Feb 25

8:04 am - 2:15 pm

SEA

MAD

21h 11m2 stops

12:55 am - 5:45 pm

MAD

SEA

25h 50m1 stop

$488British Airways

Wed, Jan 21 - Fri, Jan 30

United Airlines flights from Seattle to Madrid

Our best United Airlines deals on Seattle to Madrid flight tickets

United Airlines

Jan 22

SEA5:00 amSeattle/Tacoma Intl

19h 15m

2 stops

MAD9:15 amMadrid Barajas

Jan 28

MAD11:15 amMadrid Barajas

37h 46m

3 stops

SEA4:01 pmSeattle/Tacoma Intl

$494

United Airlines

Jan 21

SEA7:00 amSeattle/Tacoma Intl

17h 15m

2 stops

MAD9:15 amMadrid Barajas

Jan 27

MAD6:00 amMadrid Barajas

24h 12m

3 stops

SEA9:12 pmSeattle/Tacoma Intl

$495

United Airlines

Feb 21

SEA12:32 pmSeattle/Tacoma Intl

38h 33m

3 stops

MAD12:05 pmMadrid Barajas

Feb 28

MAD8:25 amMadrid Barajas

37h 55m

2 stops

SEA1:20 pmSeattle/Tacoma Intl

$504

Lufthansa flights from Seattle to Madrid

Our best Lufthansa deals on Seattle to Madrid flight tickets

Lufthansa

Jan 21

SEA3:10 pmSeattle/Tacoma Intl

17h 40m

1 stop

MAD5:50 pmMadrid Barajas

Jan 31

MAD6:00 amMadrid Barajas

15h 10m

1 stop

SEA12:10 pmSeattle/Tacoma Intl

$483

Lufthansa

Feb 6

SEA9:55 amSeattle/Tacoma Intl

28h 40m

2 stops

MAD11:35 pmMadrid Barajas

Feb 12

MAD1:35 pmMadrid Barajas

38h 41m

2 stops

SEA7:16 pmSeattle/Tacoma Intl

$491

Lufthansa

Feb 20

SEA3:10 pmSeattle/Tacoma Intl

23h 25m

1 stop

MAD11:35 pmMadrid Barajas

Feb 24

MAD1:35 pmMadrid Barajas

38h 41m

2 stops

SEA7:16 pmSeattle/Tacoma Intl

$496

Fly from

Fly to

Route

Depart

Return

Price

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sun 4/12

5:50 am-6:50 am

2 stops16h 00m

Madrid Barajas

Tue 4/21

5:55 am-10:08 pm

2 stops25h 13m

$479

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 1/21

7:35 am-9:25 am

1 stop16h 50m

Madrid Barajas

Sat 1/31

1:15 pm-10:07 pm

1 stop17h 52m

$480

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Fri 1/23

1:35 pm-2:15 pm

1 stop15h 40m

Madrid Barajas

Wed 1/28

1:15 pm-10:07 pm

1 stop17h 52m

$481

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Fri 1/23

6:50 pm-8:50 pm

1 stop17h 00m

Madrid Barajas

Tue 1/27

1:00 pm-9:47 pm

1 stop17h 47m

$482

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 3/10

1:45 pm-5:40 pm

2 stops19h 55m

Madrid Barajas

Tue 3/24

6:00 am-7:05 pm

2 stops21h 05m

$483

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sat 3/7

1:35 pm-11:55 am

1 stop13h 20m

Madrid Barajas

Sun 3/15

8:35 pm-5:55 pm

1 stop29h 20m

$484

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 3/10

2:25 pm-11:55 am

1 stop13h 30m

Madrid Barajas

Tue 3/24

1:45 pm-9:57 pm

1 stop16h 12m

$485

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Fri 1/23

11:55 am-8:50 pm

2 stops23h 55m

Madrid Barajas

Fri 1/30

1:15 pm-10:07 pm

1 stop17h 52m

$486

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 2/17

11:05 pm-8:00 am

2 stops23h 55m

Madrid Barajas

Wed 2/25

6:00 am-11:40 am

1 stop14h 40m

$487

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 1/21

8:04 am-2:15 pm

2 stops21h 11m

Madrid Barajas

Fri 1/30

12:55 am-5:45 pm

1 stop25h 50m

$488

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

Delays

Layovers

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 $584. If you don’t want to visit Madrid in January, then you should wait until November to fly from Seattle, when ticket prices are also cheap, with an average price of $654.

How far in advance should I book a flight 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 $844 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 $725 on momondo.

How have Seattle to Madrid flight prices changed over time?

As of January 2026, prices for Seattle to Madrid flights are approximately 4% 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 21m
Direct flights	None

The fastest flight from Seattle to Madrid takes 13h 21m

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

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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 21m.
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 14 as of January 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 16%, Iberia at 11%, 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 $360	Free Cancellation	Rating 7.2 2,896 reviews	Search JetBlue flights
Aer Lingus	PriceFrom $438	Free Cancellation	Rating 7.2 1,427 reviews	Search Aer Lingus flights
Scandinavian Airlines	PriceFrom $440	Free Cancellation	Rating 7.3 1,635 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $476	Free Cancellation	Rating 7.4 9,139 reviews	Search United Airlines flights
British Airways	PriceFrom $482	Free Cancellation	Rating 6.7 7,657 reviews	Search British Airways flights
Delta	PriceFrom $484	Free Cancellation	Rating 7.9 8,025 reviews	Search Delta flights
Air Canada	PriceFrom $511	Free Cancellation	Rating 7.1 10,603 reviews	Search Air Canada flights
Air France	PriceFrom $532	Free Cancellation	Rating 7.4 1,519 reviews	Search Air France flights
American Airlines	PriceFrom $537	Free Cancellation	Rating 7.2 11,095 reviews	Search American Airlines flights
Iberia	PriceFrom $542	Free Cancellation	Rating 7.0 3,076 reviews	Search Iberia flights

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Cuenca

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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.

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Cheap flights from Seattle to Madrid from $245

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 2/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Seattle to Madrid

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How to get the cheapest flight ticket from Seattle to 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 $584. If you don’t want to visit Madrid in January, then you should wait until November to fly from Seattle, when ticket prices are also cheap, with an average price of $654.

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

How have Seattle to Madrid flight prices changed over time?

As of January 2026, prices for Seattle to Madrid flights are approximately 4% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Madrid Barajas?

United Airlines, British Airways, and Air Canada are the most popular carriers operating from Seattle/Tacoma Intl to Madrid Barajas

What airlines fly to Madrid?

How often are flights from Seattle to Madrid delayed?

Historically, on average around 0% of flights between Seattle and Madrid have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for Seattle to Madrid flights?

Generally, flights departing at night tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

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

Paris (CDG) was the most common stop: 26% 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 Chicago (ORD) offer the lowest average round-trip price of $556.

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

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 13h 17m.

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

Chicago (ORD) has the shortest average layover time for this route: 1h 40m.

When to book flights from Seattle to Madrid

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

Direct flights

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

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

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?

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

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

Traveling to a place near Madrid?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Madrid trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Spain

Fly your favorite airline to Madrid

Airlines are sorted and displayed according to clicks in the past 7 days on momondo