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Cheap flights from Madrid to Seattle from $324

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Madrid to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:55 am - 9:40 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
31h 45m2 stops Halifax Intl Calgary
Multiple Airlines Logo
3:55 pm - 2:05 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
37h 10m1 stop Kastrup Copenhagen
$652Multiple Airlines
Sat, Sep 12 - Sun, Sep 27
Multiple Airlines Logo
7:00 am - 4:10 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
18h 10m1 stop Frankfurt am Main
Multiple Airlines Logo
5:15 pm - 9:45 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 30m1 stop Frankfurt am Main
$698Multiple Airlines
Mon, Oct 12 - Sun, Oct 25
Multiple Airlines Logo
10:55 am - 9:40 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
31h 45m2 stops Halifax Intl Calgary
Multiple Airlines Logo
3:55 pm - 12:30 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
23h 35m3 stops Kastrup Copenhagen Stockholm Arlanda Bergamo Orio Al Serio
$712Multiple Airlines
Sat, Sep 12 - Sun, Sep 27
Multiple Airlines Logo
7:00 am - 1:10 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
15h 10m1 stop Frankfurt am Main
Multiple Airlines Logo
5:50 pm - 9:45 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
18h 55m1 stop Frankfurt am Main
$721Multiple Airlines
Sun, Nov 29 - Mon, Nov 30
Multiple Airlines Logo
10:55 am - 9:40 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
31h 45m3 stops Halifax Intl Toronto Pearson Intl Calgary
Multiple Airlines Logo
3:55 pm - 12:30 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
23h 35m3 stops Kastrup Copenhagen Stockholm Arlanda Bergamo Orio Al Serio
$722Multiple Airlines
Sat, Sep 12 - Sun, Sep 27
Multiple Airlines Logo
7:00 am - 4:10 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
18h 10m1 stop Frankfurt am Main
Multiple Airlines Logo
5:15 pm - 9:45 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 30m1 stop Frankfurt am Main
$726Multiple Airlines
Mon, Oct 12 - Sun, Oct 25
Multiple Airlines Logo
10:55 am - 9:40 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
31h 45m2 stops Halifax Intl Calgary
Multiple Airlines Logo
3:55 pm - 2:05 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
37h 10m1 stop Kastrup Copenhagen
$730Multiple Airlines
Sat, Sep 12 - Sun, Oct 11
Multiple Airlines Logo
10:55 am - 9:40 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
31h 45m2 stops Halifax Intl Calgary
Multiple Airlines Logo
3:55 pm - 2:05 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
37h 10m1 stop Kastrup Copenhagen
$730Multiple Airlines
Thu, Sep 10 - Sun, Oct 11
Delta Logo
10:25 am - 4:35 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
15h 10m1 stop Amsterdam Schiphol
Delta Logo
12:00 pm - 3:35 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
18h 35m2 stops Minneapolis St Paul Paris Charles de Gaulle
$950Delta
Mon, Sep 7 - Sun, Sep 20
Delta Logo
6:00 am - 11:47 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 47m1 stop Amsterdam Schiphol
Delta Logo
6:45 pm - 7:15 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
15h 30m1 stop Paris Charles de Gaulle
$950Delta
Mon, Sep 7 - Sun, Sep 20

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United Airlines flights from Madrid to Seattle

Our best United Airlines deals on Madrid to Seattle flight tickets
United Airlines
Oct 23
MAD10:50 amMadrid Barajas
20h 05m
1 stop
SEA9:55 pmSeattle/Tacoma Intl
Oct 27
SEA8:09 amSeattle/Tacoma Intl
15h 36m
1 stop
MAD7:45 amMadrid Barajas
$826
United Airlines
Jan 14
MAD6:05 amMadrid Barajas
14h 55m
1 stop
SEA12:00 pmSeattle/Tacoma Intl
Jan 18
SEA6:50 amSeattle/Tacoma Intl
17h 25m
1 stop
MAD9:15 amMadrid Barajas
$886
United Airlines
Jan 14
MAD6:05 amMadrid Barajas
14h 55m
1 stop
SEA12:00 pmSeattle/Tacoma Intl
Jan 18
SEA10:40 pmSeattle/Tacoma Intl
25h 35m
2 stops
MAD9:15 amMadrid Barajas
$887

Scandinavian Airlines flights from Madrid to Seattle

Our best Scandinavian Airlines deals on Madrid to Seattle flight tickets
Scandinavian Airlines
Oct 8
MAD7:45 pmMadrid Barajas
27h 00m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
Oct 22
SEA2:30 pmSeattle/Tacoma Intl
36h 25m
2 stops
MAD11:55 amMadrid Barajas
$849
Scandinavian Airlines
Sep 24
MAD12:30 pmMadrid Barajas
34h 15m
2 stops
SEA1:45 pmSeattle/Tacoma Intl
Oct 2
SEA3:55 pmSeattle/Tacoma Intl
35h 05m
2 stops
MAD12:00 pmMadrid Barajas
$863
Scandinavian Airlines
Sep 24
MAD7:35 pmMadrid Barajas
27h 10m
1 stop
SEA1:45 pmSeattle/Tacoma Intl
Oct 2
SEA3:55 pmSeattle/Tacoma Intl
35h 05m
2 stops
MAD12:00 pmMadrid Barajas
$900

momondo Fare Finder

 
Use the filters below to find and compare flights from Madrid to Seattle that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Sat 9/12

10:55 am-9:40 am

2 stops31h 45m

Seattle/Tacoma Intl

Sun 9/27

3:55 pm-2:05 pm

1 stop37h 10m

$652

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Mon 10/12

7:00 am-4:10 pm

1 stop18h 10m

Seattle/Tacoma Intl

Sun 10/25

5:15 pm-9:45 pm

1 stop20h 30m

$698

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Sat 9/12

10:55 am-9:40 am

2 stops31h 45m

Seattle/Tacoma Intl

Sun 9/27

3:55 pm-12:30 am

3 stops23h 35m

$712

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Sun 11/29

7:00 am-1:10 pm

1 stop15h 10m

Seattle/Tacoma Intl

Mon 11/30

5:50 pm-9:45 pm

1 stop18h 55m

$721

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Sat 9/12

10:55 am-9:40 am

3 stops31h 45m

Seattle/Tacoma Intl

Sun 9/27

3:55 pm-12:30 am

3 stops23h 35m

$722

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Mon 10/12

7:00 am-4:10 pm

1 stop18h 10m

Seattle/Tacoma Intl

Sun 10/25

5:15 pm-9:45 pm

1 stop20h 30m

$726

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Sat 9/12

10:55 am-9:40 am

2 stops31h 45m

Seattle/Tacoma Intl

Sun 10/11

3:55 pm-2:05 pm

1 stop37h 10m

$730

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Thu 9/10

10:55 am-9:40 am

2 stops31h 45m

Seattle/Tacoma Intl

Sun 10/11

3:55 pm-2:05 pm

1 stop37h 10m

$730

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Mon 9/7

10:25 am-4:35 pm

1 stop15h 10m

Seattle/Tacoma Intl

Sun 9/20

12:00 pm-3:35 pm

2 stops18h 35m

$950
Quickest round-trip

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Mon 9/7

6:00 am-11:47 am

1 stop14h 47m

Seattle/Tacoma Intl

Sun 9/20

6:45 pm-7:15 pm

1 stop15h 30m

$950

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 Seattle from

How to get the cheapest flight ticket from Madrid to Seattle

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 Madrid and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from $882 to $1,110.
The lowest price recently found on this route was $652.

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Madrid to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $829. If you don’t want to visit Seattle in February, then you should wait until May to fly from Madrid, when ticket prices are also cheap, with an average price of $852.

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

You are more likely to see cheaper flights to Seattle from Madrid when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $976 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Madrid for as low as $831 on momondo.

How have Madrid to Seattle flight prices changed over time?

As of August 2026, prices for Madrid to Seattle flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Madrid to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Madrid to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Madrid to Seattle (MAD to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Madrid to Seattle

Best Price Found

$324

Fastest flight time

13h 45m

Direct flights

None
The best one-way flight to Seattle from Madrid in the past 72 hours is $324. The best round-trip flight deal from Madrid to Seattle found on momondo in the last 72 hours is $652.
The fastest flight from Madrid to Seattle takes 13h 45m
There are no direct flights from Madrid to Seattle. There are no popular flight routes from Madrid to Seattle.
Search flight deals

Frequently asked questions about flying from Madrid to Seattle

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

    The distance between Madrid Barajas and Seattle/Tacoma Intl is about 5284.3 mi. A reasonable flight in good conditions will take 13h 45m.

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

    Prices for flights from Madrid Barajas Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Madrid Barajas Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Madrid Barajas Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Madrid Barajas Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Madrid to Seattle?

Best airlines flying from Madrid to Seattle

Compare and see reviews for airlines that fly from Madrid to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $907Free CancellationRating
7.8
8,520 reviews
Search Delta flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Kent
Olympia
Redmond
Lynnwood
Lakewood
Federal Way
Puyallup
Tukwila
Fife
Cle Elum
Marysville
Kirkland
Shoreline
Centralia
Lacey

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Madrid to Seattle for you.

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

Yes. momondo enables you to select and highlight flights to Seattle from Madrid with this policy.

How can momondo help me find flights from Madrid to Seattle?

momondo provides multiple filters to help you find the best flight to Seattle from Madrid. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Madrid to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Madrid to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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