Cheap flights from Seattle to Madrid from $274

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Seattle to Madrid

Cheap round-trip flights

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Multiple Airlines Logo
5:45 pm - 9:45 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
19h 00m1 stop Frankfurt am Main
Multiple Airlines Logo
7:00 am - 3:45 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
17h 45m1 stop Frankfurt am Main
$646Multiple Airlines
Tue, Apr 13 - Fri, Apr 23
Multiple Airlines Logo
5:50 pm - 9:45 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
18h 55m1 stop Frankfurt am Main
Multiple Airlines Logo
7:00 am - 1:05 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
15h 05m1 stop Frankfurt am Main
$646Multiple Airlines
Thu, Jan 28 - Sun, Jan 31
Lufthansa Logo
2:50 pm - 11:35 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
23h 45m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:05 am - 12:00 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 55m1 stop Frankfurt am Main
$762Lufthansa
Wed, Dec 9 - Wed, Dec 16
Lufthansa Logo
2:50 pm - 11:35 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
23h 45m1 stop Munich Franz Josef Strauss
Lufthansa Logo
6:05 am - 12:00 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 55m1 stop Frankfurt am Main
$763Lufthansa
Wed, Dec 9 - Wed, Dec 16
British Airways Logo
6:45 pm - 6:35 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
14h 50m1 stop London Heathrow
British Airways Logo
12:00 pm - 8:13 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
17h 13m1 stop Chicago O'Hare Intl
$771British Airways
Wed, Jan 13 - Wed, Jan 20
Iberia Logo
6:45 pm - 11:10 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
19h 25m1 stop London Heathrow
Iberia Logo
12:00 pm - 8:13 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
17h 13m1 stop Chicago O'Hare Intl
$771Iberia
Mon, Feb 8 - Wed, Feb 17
Iberia Logo
6:45 pm - 6:30 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
14h 45m1 stop London Heathrow
Iberia Logo
1:00 pm - 10:35 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
18h 35m1 stop Dallas/Fort Worth
$771Iberia
Tue, Jan 26 - Wed, Feb 3
United Airlines Logo
8:09 am - 7:45 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
14h 36m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
1:25 pm - 4:03 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
35h 38m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$774United Airlines
Wed, Dec 9 - Wed, Jan 20
United Airlines Logo
8:09 am - 7:45 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
14h 36m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
1:25 pm - 10:32 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
42h 07m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$774United Airlines
Wed, Dec 9 - Wed, Dec 16
British Airways Logo
9:15 am - 8:55 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
14h 40m1 stop Philadelphia
British Airways Logo
12:00 pm - 8:13 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
17h 13m1 stop Chicago O'Hare Intl
$782British Airways
Wed, Dec 9 - Wed, Jan 20

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Icelandair flights from Seattle to Madrid

Our best Icelandair deals on Seattle to Madrid flight tickets
Icelandair
Apr 11
SEA3:40 pmSeattle/Tacoma Intl
14h 20m
1 stop
MAD3:00 pmMadrid Barajas
Apr 16
MAD4:10 pmMadrid Barajas
13h 30m
1 stop
SEA8:40 pmSeattle/Tacoma Intl
$743
Icelandair
Apr 21
SEA7:00 pmSeattle/Tacoma Intl
35h 00m
1 stop
MAD3:00 pmMadrid Barajas
Apr 30
MAD4:10 pmMadrid Barajas
13h 30m
1 stop
SEA8:40 pmSeattle/Tacoma Intl
$744
Icelandair
Apr 21
SEA7:00 pmSeattle/Tacoma Intl
35h 00m
1 stop
MAD3:00 pmMadrid Barajas
Apr 26
MAD4:10 pmMadrid Barajas
34h 45m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
$746

Lufthansa flights from Seattle to Madrid

Our best Lufthansa deals on Seattle to Madrid flight tickets
Lufthansa
Dec 9
SEA2:50 pmSeattle/Tacoma Intl
23h 45m
1 stop
MAD11:35 pmMadrid Barajas
Dec 16
MAD6:05 amMadrid Barajas
14h 55m
1 stop
SEA12:00 pmSeattle/Tacoma Intl
$762
Lufthansa
Dec 9
SEA2:50 pmSeattle/Tacoma Intl
23h 45m
1 stop
MAD11:35 pmMadrid Barajas
Dec 16
MAD6:05 amMadrid Barajas
14h 55m
1 stop
SEA12:00 pmSeattle/Tacoma Intl
$763
Lufthansa
Feb 10
SEA2:50 pmSeattle/Tacoma Intl
23h 45m
1 stop
MAD11:35 pmMadrid Barajas
Feb 25
MAD6:05 amMadrid Barajas
14h 55m
1 stop
SEA12:00 pmSeattle/Tacoma Intl
$768

momondo Fare Finder

 
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 Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Tue 4/13

5:45 pm-9:45 pm

1 stop19h 00m

Madrid Barajas

Fri 4/23

7:00 am-3:45 pm

1 stop17h 45m

$646

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Thu 1/28

5:50 pm-9:45 pm

1 stop18h 55m

Madrid Barajas

Sun 1/31

7:00 am-1:05 pm

1 stop15h 05m

$646

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Wed 12/9

2:50 pm-11:35 pm

1 stop23h 45m

Madrid Barajas

Wed 12/16

6:05 am-12:00 pm

1 stop14h 55m

$762

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Wed 12/9

2:50 pm-11:35 pm

1 stop23h 45m

Madrid Barajas

Wed 12/16

6:05 am-12:00 pm

1 stop14h 55m

$763

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Wed 1/13

6:45 pm-6:35 pm

1 stop14h 50m

Madrid Barajas

Wed 1/20

12:00 pm-8:13 pm

1 stop17h 13m

$771

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Mon 2/8

6:45 pm-11:10 pm

1 stop19h 25m

Madrid Barajas

Wed 2/17

12:00 pm-8:13 pm

1 stop17h 13m

$771

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Tue 1/26

6:45 pm-6:30 pm

1 stop14h 45m

Madrid Barajas

Wed 2/3

1:00 pm-10:35 pm

1 stop18h 35m

$771

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Wed 12/9

8:09 am-7:45 am

1 stop14h 36m

Madrid Barajas

Wed 1/20

1:25 pm-4:03 pm

2 stops35h 38m

$774

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Wed 12/9

8:09 am-7:45 am

1 stop14h 36m

Madrid Barajas

Wed 12/16

1:25 pm-10:32 pm

2 stops42h 07m

$774
Quickest round-trip

SeattleMadrid

SEA Seattle/Tacoma Intl - MAD Madrid Barajas

SEAMAD

Seattle/Tacoma Intl

Wed 12/9

9:15 am-8:55 am

1 stop14h 40m

Madrid Barajas

Wed 1/20

12:00 pm-8:13 pm

1 stop17h 13m

$782

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

Prices are currently low for flights on this route.

Typical prices usually range from $745 to $1,029.
The lowest price recently found on this route was $646.

What is the cheapest month to fly to Madrid?

The month of February is, on average, the cheapest month to fly to Madrid from Seattle, with most prices found around $655. If you don’t want to visit Madrid in February, then you should wait until January to fly from Seattle, when ticket prices are also cheap, with an average price of $668.

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 $884 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 $713 on momondo.

How have Seattle to Madrid flight prices changed over time?

As of November 2026, prices for Seattle to Madrid flights are approximately 17% 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

Best Price Found

$274

Fastest flight time

13h 24m

Direct flights

None
The best one-way flight to Madrid from Seattle in the past 72 hours is $274. The best round-trip flight deal from Seattle to Madrid found on momondo in the last 72 hours is $646.
The fastest flight from Seattle to Madrid takes 13h 24m
There are no direct flights from Seattle to Madrid. There are no popular flight routes from Seattle to Madrid.

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 24m.

  • 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
IberiaPriceFrom $439Free CancellationRating
7.0
3,228 reviews
Search Iberia flights
British AirwaysPriceFrom $479Free CancellationRating
6.7
8,277 reviews
Search British Airways flights
DeltaPriceFrom $487Free CancellationRating
7.8
8,708 reviews
Search Delta flights
American AirlinesPriceFrom $489Free CancellationRating
7.0
12,225 reviews
Search American Airlines flights
United AirlinesPriceFrom $490Free CancellationRating
7.3
10,479 reviews
Search United Airlines flights
LufthansaPriceFrom $500Free CancellationRating
6.8
8,294 reviews
Search Lufthansa flights
Air CanadaPriceFrom $563Free CancellationRating
7.1
11,890 reviews
Search Air Canada flights
Air FrancePriceFrom $577Free CancellationRating
7.5
1,648 reviews
Search Air France flights
KLMPriceFrom $597Free CancellationRating
7.8
1,599 reviews
Search KLM flights
Turkish AirlinesPriceFrom $636Free CancellationRating
7.4
4,466 reviews
Search Turkish Airlines flights

Traveling to a place near Madrid?

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

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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Fri 12/11
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