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 40% 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.

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 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 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.

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

Delta is the most popular carrier operating from Seattle/Tacoma Intl to Madrid Barajas

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 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 November 2025.

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.

$256 Cheap Flights from Seattle to Madrid in 2025/26

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Cheap round-trip flights

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1:35 pm - 4:50 pmSEA-MAD

18h 15m1 stop

2:35 pm - 4:55 pmMAD-SEA

35h 20m1 stop

$481British Airways

Find Deal

Sat, Jan 10 - Sun, Jan 25

7:00 am - 9:15 amSEA-MAD

17h 15m2 stops

6:00 am - 12:10 pmMAD-SEA

15h 10m1 stop

$482United Airlines

Find Deal

Thu, Jan 22 - Mon, Jan 26

5:00 am - 8:00 amSEA-MAD

18h 00m2 stops

10:10 am - 10:16 pmMAD-SEA

21h 06m2 stops

$483Multiple Airlines

Find Deal

Thu, Jan 8 - Wed, Jan 21

12:25 pm - 3:40 pmSEA-MAD

18h 15m2 stops

1:35 pm - 6:28 pmMAD-SEA

37h 53m3 stops

$484United Airlines

Find Deal

Thu, Jan 8 - Fri, Jan 23

11:10 pm - 5:40 pmSEA-MAD

33h 30m2 stops

6:00 am - 11:50 amMAD-SEA

14h 50m1 stop

$485Delta

Find Deal

Sun, Jan 11 - Tue, Jan 20

3:10 pm - 11:35 pmSEA-MAD

23h 25m1 stop

6:00 am - 12:10 pmMAD-SEA

15h 10m1 stop

$486Lufthansa

Find Deal

Wed, Jan 7 - Mon, Jan 26

8:10 am - 11:35 pmSEA-MAD

30h 25m2 stops

1:35 pm - 2:31 pmMAD-SEA

33h 56m2 stops

$487Multiple Airlines

Find Deal

Fri, Jan 30 - Fri, Feb 20

6:00 am - 9:15 amSEA-MAD

18h 15m1 stop

10:00 am - 8:13 pmMAD-SEA

19h 13m1 stop

$488Delta

Find Deal

Sat, Nov 29 - Fri, Dec 12

3:00 pm - 10:15 amSEA-MAD

34h 15m1 stop

6:00 am - 10:23 pmMAD-SEA

25h 23m2 stops

$489Delta

Find Deal

Sun, Nov 30 - Tue, Dec 9

3:40 pm - 8:00 amSEA-MAD

31h 20m2 stops

12:00 pm - 1:20 pmMAD-SEA

34h 20m1 stop

$491Lufthansa

Find Deal

Sat, Jan 10 - Tue, Jan 20

British Airways flights from Seattle to Madrid

Our best British Airways deals on Seattle to Madrid flight tickets

British Airways

Jan 10

SEA1:35 pmSeattle/Tacoma Intl

18h 15m

1 stop

MAD4:50 pmMadrid Barajas

Jan 25

MAD2:35 pmMadrid Barajas

35h 20m

1 stop

SEA4:55 pmSeattle/Tacoma Intl

$481

Find similar

British Airways

Jan 5

SEA6:50 pmSeattle/Tacoma Intl

18h 40m

1 stop

MAD10:30 pmMadrid Barajas

Jan 15

MAD1:15 pmMadrid Barajas

17h 52m

1 stop

SEA10:07 pmSeattle/Tacoma Intl

$495

Find similar

British Airways

Nov 28

SEA6:50 pmSeattle/Tacoma Intl

15h 20m

1 stop

MAD7:10 pmMadrid Barajas

Dec 30

MAD1:15 pmMadrid Barajas

17h 49m

1 stop

SEA10:04 pmSeattle/Tacoma Intl

$776

Find similar

Delta flights from Seattle to Madrid

Our best Delta deals on Seattle to Madrid flight tickets

Delta

Nov 30

SEA3:00 pmSeattle/Tacoma Intl

34h 15m

1 stop

MAD10:15 amMadrid Barajas

Dec 8

MAD1:05 pmMadrid Barajas

31h 45m

1 stop

SEA11:50 amSeattle/Tacoma Intl

$481

Find similar

Delta

Jan 11

SEA11:10 pmSeattle/Tacoma Intl

27h 20m

2 stops

MAD11:30 amMadrid Barajas

Jan 25

MAD1:05 pmMadrid Barajas

31h 45m

1 stop

SEA11:50 amSeattle/Tacoma Intl

$485

Find similar

Delta

Dec 4

SEA7:20 amSeattle/Tacoma Intl

15h 40m

1 stop

MAD8:00 amMadrid Barajas

Dec 11

MAD11:15 amMadrid Barajas

18h 35m

1 stop

SEA8:50 pmSeattle/Tacoma Intl

$488

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sat 1/10

1:35 pm-4:50 pm

1 stop18h 15m

Madrid Barajas

Sun 1/25

2:35 pm-4:55 pm

1 stop35h 20m

$481

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Thu 1/22

7:00 am-9:15 am

2 stops17h 15m

Madrid Barajas

Mon 1/26

6:00 am-12:10 pm

1 stop15h 10m

$482

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Thu 1/8

5:00 am-8:00 am

2 stops18h 00m

Madrid Barajas

Wed 1/21

10:10 am-10:16 pm

2 stops21h 06m

$483

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Thu 1/8

12:25 pm-3:40 pm

2 stops18h 15m

Madrid Barajas

Fri 1/23

1:35 pm-6:28 pm

3 stops37h 53m

$484

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sun 1/11

11:10 pm-5:40 pm

2 stops33h 30m

Madrid Barajas

Tue 1/20

6:00 am-11:50 am

1 stop14h 50m

$485

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Wed 1/7

3:10 pm-11:35 pm

1 stop23h 25m

Madrid Barajas

Mon 1/26

6:00 am-12:10 pm

1 stop15h 10m

$486

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Fri 1/30

8:10 am-11:35 pm

2 stops30h 25m

Madrid Barajas

Fri 2/20

1:35 pm-2:31 pm

2 stops33h 56m

$487

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sat 11/29

6:00 am-9:15 am

1 stop18h 15m

Madrid Barajas

Fri 12/12

10:00 am-8:13 pm

1 stop19h 13m

$488

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sun 11/30

3:00 pm-10:15 am

1 stop34h 15m

Madrid Barajas

Tue 12/9

6:00 am-10:23 pm

2 stops25h 23m

$489

SeattleMadrid

SEA - MAD

SEAMAD

Seattle/Tacoma Intl

Sat 1/10

3:40 pm-8:00 am

2 stops31h 20m

Madrid Barajas

Tue 1/20

12:00 pm-1:20 pm

1 stop34h 20m

$491

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

What is the cheapest month to fly to Madrid?

The month of November is, on average, the cheapest month to fly to Madrid from Seattle, with most prices found around $672. If you don’t want to visit Madrid in November, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $683.

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

The cheapest day to depart on your flight to Madrid is on a Tuesday when prices can be found for as low as $787. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Madrid on Saturday is $1,087.

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

Flying to Madrid from Seattle in the evening is the least expensive time of day to depart. momondo users have found prices as low as $831 when looking at flights departing in the evening. Flights to Madrid are more costly at noon, with an average ticket price of $1,006. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $879 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 $748 on momondo.

How have Seattle to Madrid flight prices changed over time?

As of November 2025, prices for Seattle to Madrid flights are approximately 43% more expensive 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

Direct flights	None

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 12h 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 November 2025.
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 23% of all bookings. The subsequent popular airlines are Delta at 14%, Iberia at 13%, and American Airlines 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 2,902 reviews	Search JetBlue flights
Aer Lingus	PriceFrom $438	Free Cancellation	Rating 7.2 1,377 reviews	Search Aer Lingus flights
Scandinavian Airlines	PriceFrom $475	Free Cancellation	Rating 7.4 1,584 reviews	Search Scandinavian Airlines flights
Air Canada	PriceFrom $511	Free Cancellation	Rating 7.1 10,463 reviews	Search Air Canada flights
United Airlines	PriceFrom $518	Free Cancellation	Rating 7.4 9,028 reviews	Search United Airlines flights
Air France	PriceFrom $532	Free Cancellation	Rating 7.4 1,493 reviews	Search Air France flights
Delta	PriceFrom $535	Free Cancellation	Rating 7.9 8,002 reviews	Search Delta flights
British Airways	PriceFrom $538	Free Cancellation	Rating 6.7 7,533 reviews	Search British Airways flights
Iberia	PriceFrom $546	Free Cancellation	Rating 7.0 3,027 reviews	Search Iberia flights
Lufthansa	PriceFrom $570	Free Cancellation	Rating 6.8 7,579 reviews	Search Lufthansa flights

Toledo

Segovia

Getafe

Fuenlabrada

San Lorenzo de El Escorial

Cuenca

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 $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 2/17. 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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British Airways flights from Seattle to Madrid

Our best British Airways deals on Seattle to Madrid flight tickets

Delta flights from Seattle to Madrid

Our best Delta deals on Seattle to Madrid flight tickets

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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 November is, on average, the cheapest month to fly to Madrid from Seattle, with most prices found around $672. If you don’t want to visit Madrid in November, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $683.

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

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

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

How have Seattle to Madrid flight prices changed over time?

As of November 2025, prices for Seattle to Madrid flights are approximately 43% more expensive when compared to flights at the same time last year.

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

Delta is the most popular carrier 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

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