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 has the shortest connection time from Seattle to Madrid?

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

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 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.

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.

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

Paris (CDG) was the most common stop: 23% of momondo users choosing 1-stop flights on this route connected there.

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 43% 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 offers the lowest fares from Seattle to Madrid?

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

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

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

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.

$260 Cheap Flights from Seattle to Madrid in 2026

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Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 pm - 8:05 pm

SEA

MAD

16h 15m

1 stop

12:40 pm - 11:07 pm

MAD

SEA

19h 27m

1 stop

$481British Airways

Wed, Feb 25 - Wed, Mar 4

8:00 am - 8:05 am

SEA

MAD

15h 05m

1 stop

5:55 am - 12:20 pm

MAD

SEA

15h 25m

1 stop

$482United Airlines

Mon, Apr 13 - Tue, Apr 21

7:20 am - 9:55 am

SEA

MAD

17h 35m

1 stop

10:25 am - 4:30 pm

MAD

SEA

15h 05m

1 stop

$483Delta

Wed, Apr 15 - Thu, Apr 23

2:10 pm - 7:10 pm

SEA

MAD

20h 00m

1 stop

6:00 am - 12:35 pm

MAD

SEA

14h 35m

1 stop

$484Delta

Mon, Mar 2 - Thu, Mar 12

11:59 pm - 9:15 am

SEA

MAD

24h 16m

2 stops

6:00 am - 11:28 pm

MAD

SEA

25h 28m

2 stops

$485United Airlines

Fri, Feb 27 - Thu, Mar 12

11:59 pm - 8:05 am

SEA

MAD

23h 06m

2 stops

5:55 am - 12:20 pm

MAD

SEA

15h 25m

1 stop

$486United Airlines

Sun, Apr 12 - Tue, Apr 21

6:10 am - 11:30 am

SEA

MAD

20h 20m

2 stops

1:05 pm - 11:35 am

MAD

SEA

31h 30m

1 stop

$487Delta

Thu, Feb 26 - Mon, Mar 2

11:59 pm - 4:45 pm

SEA

MAD

31h 46m

2 stops

6:05 am - 12:20 pm

MAD

SEA

15h 15m

1 stop

$488United Airlines

Tue, Apr 7 - Thu, Apr 23

11:35 am - 3:20 pm

SEA

MAD

18h 45m

2 stops

6:00 am - 11:35 am

MAD

SEA

14h 35m

1 stop

$489Delta

Thu, Feb 26 - Thu, Mar 5

3:40 pm - 8:00 am

SEA

MAD

31h 20m

2 stops

12:40 pm - 10:16 pm

MAD

SEA

41h 36m

2 stops

$490Air Canada

Sun, Mar 1 - Fri, Mar 13

United Airlines flights from Seattle to Madrid

Our best United Airlines deals on Seattle to Madrid flight tickets

United Airlines

Apr 13

SEA8:00 amSeattle/Tacoma Intl

15h 05m

1 stop

MAD8:05 amMadrid Barajas

Apr 21

MAD5:55 amMadrid Barajas

15h 25m

1 stop

SEA12:20 pmSeattle/Tacoma Intl

$482

United Airlines

Feb 27

SEA11:59 pmSeattle/Tacoma Intl

24h 16m

2 stops

MAD9:15 amMadrid Barajas

Mar 12

MAD6:00 amMadrid Barajas

25h 28m

2 stops

SEA11:28 pmSeattle/Tacoma Intl

$485

United Airlines

Apr 12

SEA11:59 pmSeattle/Tacoma Intl

23h 06m

2 stops

MAD8:05 amMadrid Barajas

Apr 22

MAD5:55 amMadrid Barajas

15h 25m

1 stop

SEA12:20 pmSeattle/Tacoma Intl

$486

British Airways flights from Seattle to Madrid

Our best British Airways deals on Seattle to Madrid flight tickets

British Airways

Feb 25

SEA6:50 pmSeattle/Tacoma Intl

16h 15m

1 stop

MAD8:05 pmMadrid Barajas

Mar 4

MAD12:40 pmMadrid Barajas

19h 27m

1 stop

SEA11:07 pmSeattle/Tacoma Intl

$481

British Airways

Mar 10

SEA2:25 pmSeattle/Tacoma Intl

21h 35m

1 stop

MAD8:00 pmMadrid Barajas

Mar 17

MAD6:05 pmMadrid Barajas

36h 59m

2 stops

SEA11:04 pmSeattle/Tacoma Intl

$487

British Airways

Mar 7

SEA1:35 pmSeattle/Tacoma Intl

14h 05m

1 stop

MAD12:40 pmMadrid Barajas

Mar 16

MAD12:00 pmMadrid Barajas

20h 24m

1 stop

SEA12:24 amSeattle/Tacoma Intl

$514

Fly from

Fly to

Route

Depart

Return

Price

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 2/25

6:50 pm-8:05 pm

1 stop16h 15m

Madrid Barajas

Wed 3/4

12:40 pm-11:07 pm

1 stop19h 27m

$481

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Mon 4/13

8:00 am-8:05 am

1 stop15h 05m

Madrid Barajas

Tue 4/21

5:55 am-12:20 pm

1 stop15h 25m

$482

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 4/15

7:20 am-9:55 am

1 stop17h 35m

Madrid Barajas

Thu 4/23

10:25 am-4:30 pm

1 stop15h 05m

$483

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Mon 3/2

2:10 pm-7:10 pm

1 stop20h 00m

Madrid Barajas

Thu 3/12

6:00 am-12:35 pm

1 stop14h 35m

$484

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Fri 2/27

11:59 pm-9:15 am

2 stops24h 16m

Madrid Barajas

Thu 3/12

6:00 am-11:28 pm

2 stops25h 28m

$485

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sun 4/12

11:59 pm-8:05 am

2 stops23h 06m

Madrid Barajas

Tue 4/21

5:55 am-12:20 pm

1 stop15h 25m

$486

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Thu 2/26

6:10 am-11:30 am

2 stops20h 20m

Madrid Barajas

Mon 3/2

1:05 pm-11:35 am

1 stop31h 30m

$487

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Tue 4/7

11:59 pm-4:45 pm

2 stops31h 46m

Madrid Barajas

Thu 4/23

6:05 am-12:20 pm

1 stop15h 15m

$488

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Thu 2/26

11:35 am-3:20 pm

2 stops18h 45m

Madrid Barajas

Thu 3/5

6:00 am-11:35 am

1 stop14h 35m

$489

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sun 3/1

3:40 pm-8:00 am

2 stops31h 20m

Madrid Barajas

Fri 3/13

12:40 pm-10:16 pm

2 stops41h 36m

$490

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 $836 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 $704 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 50m
Direct flights	None

The fastest flight from Seattle to Madrid takes 13h 50m

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

Search flight deals

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 50m.
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 17%, Iberia at 10%, and Air France at 9%.

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 2,891 reviews	Search JetBlue flights
Aer Lingus	PriceFrom $425	Free Cancellation	Rating 7.2 1,443 reviews	Search Aer Lingus flights
Scandinavian Airlines	PriceFrom $440	Free Cancellation	Rating 7.3 1,674 reviews	Search Scandinavian Airlines flights
United Airlines	PriceFrom $476	Free Cancellation	Rating 7.4 9,217 reviews	Search United Airlines flights
British Airways	PriceFrom $481	Free Cancellation	Rating 6.7 7,705 reviews	Search British Airways flights
Delta	PriceFrom $486	Free Cancellation	Rating 7.9 8,125 reviews	Search Delta flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.2 11,211 reviews	Search American Airlines flights
Air France	PriceFrom $496	Free Cancellation	Rating 7.4 1,528 reviews	Search Air France flights
Lufthansa	PriceFrom $501	Free Cancellation	Rating 6.8 7,757 reviews	Search Lufthansa flights
Air Canada	PriceFrom $511	Free Cancellation	Rating 7.1 10,667 reviews	Search Air Canada 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.

An easier way to manage your Madrid trip

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Cheap flights from Seattle to Madrid from $256

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 5/1. 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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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?

Air Canada and United Airlines 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: 23% 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