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Cheap flights from Madrid to Seattle from $372

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Madrid to Seattle departing on 12/11. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 am - 3:40 pmMAD-SEA
17h 35m1 stop
Multiple Airlines Logo
5:40 pm - 9:55 pmSEA-MAD
19h 15m1 stop
$550Multiple Airlines
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Thu, Nov 13 - Thu, Nov 27
Multiple Airlines Logo
7:05 am - 3:40 pmMAD-SEA
17h 35m1 stop
Multiple Airlines Logo
5:40 pm - 9:55 pmSEA-MAD
19h 15m1 stop
$555Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Air Canada Logo
5:55 am - 7:16 pmMAD-SEA
22h 21m2 stops
Air Canada Logo
10:05 am - 8:00 amSEA-MAD
36h 55m2 stops
$759Air Canada
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Wed, Feb 18 - Mon, Mar 2
United Airlines Logo
6:00 am - 12:10 pmMAD-SEA
15h 10m1 stop
United Airlines Logo
7:00 am - 9:15 amSEA-MAD
17h 15m2 stops
$760United Airlines
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Thu, Feb 19 - Mon, Mar 2
British Airways Logo
12:00 pm - 4:55 pmMAD-SEA
13h 55m1 stop
British Airways Logo
6:50 pm - 8:50 pmSEA-MAD
17h 00m1 stop
$763British Airways
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Mon, Jan 12 - Mon, Jan 19
Air Canada Logo
6:00 am - 10:16 pmMAD-SEA
25h 16m2 stops
Air Canada Logo
8:00 pm - 8:00 amSEA-MAD
27h 00m2 stops
$764Air Canada
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Tue, Feb 17 - Mon, Mar 2
Delta Logo
6:00 am - 11:50 amMAD-SEA
14h 50m1 stop
Delta Logo
7:20 am - 11:30 amSEA-MAD
19h 10m2 stops
$765Delta
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Wed, Jan 21 - Tue, Feb 24
Delta Logo
6:00 am - 11:40 amMAD-SEA
14h 40m1 stop
Delta Logo
9:55 pm - 8:00 amSEA-MAD
25h 05m1 stop
$774Delta
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Thu, Feb 19 - Sun, Mar 1
British Airways Logo
12:00 pm - 4:55 pmMAD-SEA
13h 55m1 stop
British Airways Logo
6:50 pm - 6:25 pmSEA-MAD
14h 35m1 stop
$784British Airways
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Mon, Feb 16 - Mon, Mar 2
United Airlines Logo
6:00 am - 12:10 pmMAD-SEA
15h 10m1 stop
United Airlines Logo
7:00 am - 9:15 amSEA-MAD
17h 15m2 stops
$785United Airlines
Find Deal
Sat, Feb 21 - Wed, Mar 4

Delta flights from Madrid to Seattle

Our best Delta deals on Madrid to Seattle flight tickets
Delta
Jan 21
MAD6:00 amMadrid Barajas
14h 50m
1 stop
SEA11:50 amSeattle/Tacoma Intl
Feb 24
SEA7:20 amSeattle/Tacoma Intl
19h 10m
2 stops
MAD11:30 amMadrid Barajas
$765
Find similar
Delta
Feb 19
MAD6:00 amMadrid Barajas
14h 40m
1 stop
SEA11:40 amSeattle/Tacoma Intl
Mar 1
SEA9:55 pmSeattle/Tacoma Intl
25h 05m
1 stop
MAD8:00 amMadrid Barajas
$774
Find similar
Delta
Feb 20
MAD6:00 amMadrid Barajas
14h 40m
1 stop
SEA11:40 amSeattle/Tacoma Intl
Mar 2
SEA6:00 amSeattle/Tacoma Intl
20h 30m
2 stops
MAD11:30 amMadrid Barajas
$782
Find similar

Iberia flights from Madrid to Seattle

Our best Iberia deals on Madrid to Seattle flight tickets
Iberia
Jan 23
MAD12:55 amMadrid Barajas
19h 10m
1 stop
SEA11:05 amSeattle/Tacoma Intl
Feb 2
SEA6:50 pmSeattle/Tacoma Intl
18h 40m
1 stop
MAD10:30 pmMadrid Barajas
$783
Find similar
Iberia
Nov 12
MAD12:55 amMadrid Barajas
31h 10m
1 stop
SEA11:05 pmSeattle/Tacoma Intl
Nov 27
SEA8:45 amSeattle/Tacoma Intl
15h 05m
1 stop
MAD8:50 amMadrid Barajas
$1,066
Find similar
Iberia
Nov 12
MAD12:55 amMadrid Barajas
31h 10m
1 stop
SEA11:05 pmSeattle/Tacoma Intl
Nov 27
SEA8:45 amSeattle/Tacoma Intl
15h 05m
1 stop
MAD8:50 amMadrid Barajas
$1,067
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Madrid to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Madrid to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 11/13

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Thu 11/27

5:40 pm-9:55 pm

1 stop19h 15m

$550

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 11/13

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Thu 11/27

5:40 pm-9:55 pm

1 stop19h 15m

$555

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 2/18

5:55 am-7:16 pm

2 stops22h 21m

Seattle/Tacoma Intl

Mon 3/2

10:05 am-8:00 am

2 stops36h 55m

$759

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 2/19

6:00 am-12:10 pm

1 stop15h 10m

Seattle/Tacoma Intl

Mon 3/2

7:00 am-9:15 am

2 stops17h 15m

$760

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 1/12

12:00 pm-4:55 pm

1 stop13h 55m

Seattle/Tacoma Intl

Mon 1/19

6:50 pm-8:50 pm

1 stop17h 00m

$763

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 2/17

6:00 am-10:16 pm

2 stops25h 16m

Seattle/Tacoma Intl

Mon 3/2

8:00 pm-8:00 am

2 stops27h 00m

$764

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 1/21

6:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Tue 2/24

7:20 am-11:30 am

2 stops19h 10m

$765

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 2/19

6:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Sun 3/1

9:55 pm-8:00 am

1 stop25h 05m

$774

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 2/16

12:00 pm-4:55 pm

1 stop13h 55m

Seattle/Tacoma Intl

Mon 3/2

6:50 pm-6:25 pm

1 stop14h 35m

$784

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Sat 2/21

6:00 am-12:10 pm

1 stop15h 10m

Seattle/Tacoma Intl

Wed 3/4

7:00 am-9:15 am

2 stops17h 15m

$785

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 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 $632. 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 $741.

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

On average, the least expensive day to fly to Seattle from Madrid is on a Saturday. momondo users have found tickets for Saturday departures for as low as $753. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from Madrid because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,102.

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

Flying to Seattle from Madrid in the evening is the least expensive time of day to depart. momondo users have found prices as low as $772 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $1,000. 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 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 $859 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 $788 on momondo.

How have Madrid to Seattle flight prices changed over time?

As of October 2025, prices for Madrid to Seattle flights are approximately 37% more expensive 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

Direct flights

None
There are no direct flights from Madrid to Seattle. There are no popular flight routes from Madrid to Seattle.
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  • 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 55m.

  • 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
Air FrancePriceFrom $604Free CancellationRating
7.4
1,482 reviews
Search Air France flights
DeltaPriceFrom $719Free CancellationRating
7.9
7,994 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
Olympia
Lynnwood
Kent
Puyallup
Marysville
Redmond
Tukwila
Federal Way
Lakewood
Cle Elum
Fife
Centralia
Kirkland
Shoreline
Westport

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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