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Cheap flights from Madrid to Seattle from $334

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 2/2. 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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Find the cheapest flights from Madrid to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 am - 3:40 pm
MAD
-
SEA
17h 35m
1 stop
Multiple Airlines Logo
5:40 pm - 9:55 pm
SEA
-
MAD
19h 15m
1 stop
$609Multiple Airlines
jue., feb. 19 - jue., mar. 5
Multiple Airlines Logo
7:05 am - 3:40 pm
MAD
-
SEA
17h 35m
1 stop
Multiple Airlines Logo
5:40 pm - 9:55 pm
SEA
-
MAD
19h 15m
1 stop
$631Multiple Airlines
sáb., abr. 4 - sáb., abr. 18
British Airways Logo
10:35 am - 4:55 pm
MAD
-
SEA
15h 20m
1 stop
British Airways Logo
2:25 pm - 11:55 am
SEA
-
MAD
13h 30m
1 stop
$635British Airways
lun., mar. 2 - mar., mar. 10
Aer Lingus Logo
10:40 am - 6:20 pm
MAD
-
SEA
16h 40m
1 stop
Aer Lingus Logo
9:05 pm - 7:50 pm
SEA
-
MAD
14h 45m
1 stop
$641Aer Lingus
mié., mar. 4 - mié., mar. 11
Iberia Logo
1:00 pm - 9:59 pm
MAD
-
SEA
17h 59m
1 stop
Iberia Logo
6:44 am - 9:25 am
SEA
-
MAD
17h 41m
1 stop
$646Iberia
jue., feb. 5 - mié., feb. 18
Finnair Logo
12:55 am - 7:18 pm
MAD
-
SEA
27h 23m
1 stop
Finnair Logo
6:44 am - 9:25 am
SEA
-
MAD
17h 41m
1 stop
$647Finnair
mié., feb. 4 - mié., feb. 18
American Airlines Logo
12:40 pm - 8:45 pm
MAD
-
SEA
17h 05m
1 stop
American Airlines Logo
11:57 pm - 6:15 am
SEA
-
MAD
21h 18m
1 stop
$648American Airlines
jue., feb. 5 - mié., feb. 18
Multiple Airlines Logo
7:45 am - 5:00 pm
MAD
-
SEA
18h 15m
2 stops
Multiple Airlines Logo
2:35 pm - 8:55 pm
SEA
-
MAD
21h 20m
2 stops
$651Multiple Airlines
jue., feb. 5 - mié., feb. 18
Multiple Airlines Logo
7:05 am - 3:40 pm
MAD
-
SEA
17h 35m
1 stop
Multiple Airlines Logo
5:40 pm - 9:55 pm
SEA
-
MAD
19h 15m
1 stop
$653Multiple Airlines
mié., may. 20 - mié., may. 27
Multiple Airlines Logo
5:50 am - 5:00 pm
MAD
-
SEA
20h 10m
2 stops
Multiple Airlines Logo
2:35 pm - 8:20 pm
SEA
-
MAD
20h 45m
2 stops
$663Multiple Airlines
jue., feb. 5 - mié., feb. 18

United Airlines flights from Madrid to Seattle

Our best United Airlines deals on Madrid to Seattle flight tickets
United Airlines
Mar 20
MAD6:00 amMadrid Barajas
15h 10m
1 stop
SEA1:10 pmSeattle/Tacoma Intl
Apr 18
SEA7:00 amSeattle/Tacoma Intl
16h 05m
2 stops
MAD8:05 amMadrid Barajas
$685
United Airlines
Feb 5
MAD6:00 amMadrid Barajas
15h 10m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
Feb 18
SEA5:00 amSeattle/Tacoma Intl
19h 15m
2 stops
MAD9:15 amMadrid Barajas
$686
United Airlines
Feb 28
MAD6:00 amMadrid Barajas
15h 10m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
Mar 16
SEA5:20 pmSeattle/Tacoma Intl
29h 40m
3 stops
MAD7:00 amMadrid Barajas
$690

Air Canada flights from Madrid to Seattle

Our best Air Canada deals on Madrid to Seattle flight tickets
Air Canada
Feb 19
MAD1:35 pmMadrid Barajas
33h 56m
2 stops
SEA2:31 pmSeattle/Tacoma Intl
Mar 5
SEA5:50 amSeattle/Tacoma Intl
17h 10m
2 stops
MAD8:00 amMadrid Barajas
$668
Air Canada
Apr 14
MAD5:55 amMadrid Barajas
22h 23m
2 stops
SEA7:18 pmSeattle/Tacoma Intl
Apr 20
SEA3:40 pmSeattle/Tacoma Intl
30h 10m
2 stops
MAD6:50 amMadrid Barajas
$688
Air Canada
Apr 17
MAD11:50 amMadrid Barajas
16h 28m
2 stops
SEA7:18 pmSeattle/Tacoma Intl
Apr 22
SEA8:00 pmSeattle/Tacoma Intl
25h 50m
2 stops
MAD6:50 amMadrid Barajas
$701

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 enero 15, 2026.
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

jue. 2/19

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

jue. 3/5

5:40 pm-9:55 pm

1 stop19h 15m

$609

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

sáb. 4/4

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

sáb. 4/18

5:40 pm-9:55 pm

1 stop19h 15m

$631

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

lun. 3/2

10:35 am-4:55 pm

1 stop15h 20m

Seattle/Tacoma Intl

mar. 3/10

2:25 pm-11:55 am

1 stop13h 30m

$635

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

mié. 3/4

10:40 am-6:20 pm

1 stop16h 40m

Seattle/Tacoma Intl

mié. 3/11

9:05 pm-7:50 pm

1 stop14h 45m

$641

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 2/5

1:00 pm-9:59 pm

1 stop17h 59m

Seattle/Tacoma Intl

mié. 2/18

6:44 am-9:25 am

1 stop17h 41m

$646

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

mié. 2/4

12:55 am-7:18 pm

1 stop27h 23m

Seattle/Tacoma Intl

mié. 2/18

6:44 am-9:25 am

1 stop17h 41m

$647

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 2/5

12:40 pm-8:45 pm

1 stop17h 05m

Seattle/Tacoma Intl

mié. 2/18

11:57 pm-6:15 am

1 stop21h 18m

$648

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 2/5

7:45 am-5:00 pm

2 stops18h 15m

Seattle/Tacoma Intl

mié. 2/18

2:35 pm-8:55 pm

2 stops21h 20m

$651

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

mié. 5/20

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

mié. 5/27

5:40 pm-9:55 pm

1 stop19h 15m

$653

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 2/5

5:50 am-5:00 pm

2 stops20h 10m

Seattle/Tacoma Intl

mié. 2/18

2:35 pm-8:20 pm

2 stops20h 45m

$663

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?

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 $643. 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 $767.

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 $880 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 $739 on momondo.

How have Madrid to Seattle flight prices changed over time?

As of January 2026, prices for Madrid to Seattle flights are approximately 1% 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

Fastest flight time

15h 20m

Direct flights

None
The fastest flight from Madrid to Seattle takes 15h 20m
There are no direct flights from Madrid to Seattle. There are no popular flight routes from Madrid to Seattle.
Search flight deals

  • 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 15h 20m.

  • 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
1,522 reviews
Search Air France flights
DeltaPriceFrom $759Free CancellationRating
7.9
8,049 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
Marysville
Puyallup
Redmond
Tukwila
Cle Elum
Lakewood
Federal Way
Fife
Kirkland
Westport
Centralia
Shoreline

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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sáb. 2/14
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