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Cheap flights from Madrid to Seattle from $445

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 6/11. 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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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
6:35 pm - 9:55 pm
SEA
-
MAD
19h 20m
1 stop
$682Multiple Airlines
Tue, Sep 22 - Sat, Oct 24
Multiple Airlines Logo
7:05 am - 3:40 pm
MAD
-
SEA
17h 35m
1 stop
Multiple Airlines Logo
6:35 pm - 9:55 pm
SEA
-
MAD
19h 20m
1 stop
$688Multiple Airlines
Tue, Sep 22 - Sat, Oct 24
Multiple Airlines Logo
7:05 am - 3:40 pm
MAD
-
SEA
17h 35m
1 stop
Multiple Airlines Logo
6:35 pm - 9:55 pm
SEA
-
MAD
19h 20m
1 stop
$716Multiple Airlines
Tue, Sep 22 - Sat, Oct 24
Multiple Airlines Logo
7:05 am - 3:40 pm
MAD
-
SEA
17h 35m
1 stop
Multiple Airlines Logo
6:10 pm - 9:55 pm
SEA
-
MAD
18h 45m
1 stop
$741Multiple Airlines
Tue, Sep 8 - Mon, Sep 21
JetBlue Logo
2:05 pm - 10:49 pm
MAD
-
SEA
17h 44m
1 stop
JetBlue Logo
11:45 am - 11:30 am
SEA
-
MAD
14h 45m
1 stop
$786JetBlue
Fri, Jul 17 - Fri, Jul 31
Multiple Airlines Logo
7:05 am - 4:00 pm
MAD
-
SEA
17h 55m
1 stop
Multiple Airlines Logo
6:35 pm - 9:55 pm
SEA
-
MAD
19h 20m
1 stop
$790Multiple Airlines
Thu, Oct 22 - Thu, Oct 29
Multiple Airlines Logo
7:05 am - 8:32 pm
MAD
-
SEA
22h 27m
2 stops
Multiple Airlines Logo
6:35 pm - 9:55 pm
SEA
-
MAD
19h 20m
1 stop
$800Multiple Airlines
Tue, Sep 22 - Sat, Oct 24
Multiple Airlines Logo
7:05 am - 3:40 pm
MAD
-
SEA
17h 35m
1 stop
Multiple Airlines Logo
6:00 pm - 9:55 pm
SEA
-
MAD
18h 55m
1 stop
$801Multiple Airlines
Wed, May 20 - Fri, Jul 10
Multiple Airlines Logo
12:20 pm - 5:10 pm
MAD
-
SEA
13h 50m
1 stop
Multiple Airlines Logo
7:10 pm - 7:00 pm
SEA
-
MAD
14h 50m
1 stop
$803Multiple Airlines
Tue, Jun 23 - Tue, Jun 30
Lufthansa Logo
5:55 am - 12:20 pm
MAD
-
SEA
15h 25m
1 stop
Lufthansa Logo
3:00 pm - 1:00 pm
SEA
-
MAD
14h 00m
1 stop
$811Lufthansa
Wed, Oct 21 - Thu, Oct 29

JetBlue flights from Madrid to Seattle

Our best JetBlue deals on Madrid to Seattle flight tickets
JetBlue
Jul 17
MAD2:05 pmMadrid Barajas
17h 44m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
Jul 31
SEA11:45 amSeattle/Tacoma Intl
14h 45m
1 stop
MAD11:30 amMadrid Barajas
$786
JetBlue
Jul 7
MAD2:05 pmMadrid Barajas
17h 44m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
Jul 24
SEA11:45 amSeattle/Tacoma Intl
14h 45m
1 stop
MAD11:30 amMadrid Barajas
$851
JetBlue
Aug 29
MAD2:05 pmMadrid Barajas
17h 44m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
Sep 12
SEA11:55 pmSeattle/Tacoma Intl
26h 35m
1 stop
MAD11:30 amMadrid Barajas
$893

Lufthansa flights from Madrid to Seattle

Our best Lufthansa deals on Madrid to Seattle flight tickets
Lufthansa
Oct 21
MAD5:55 amMadrid Barajas
15h 25m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
Oct 29
SEA3:00 pmSeattle/Tacoma Intl
14h 00m
1 stop
MAD1:00 pmMadrid Barajas
$811
Lufthansa
Oct 21
MAD5:55 amMadrid Barajas
17h 27m
2 stops
SEA2:22 pmSeattle/Tacoma Intl
Oct 29
SEA3:00 pmSeattle/Tacoma Intl
14h 00m
1 stop
MAD1:00 pmMadrid Barajas
$835
Lufthansa
Aug 29
MAD6:25 pmMadrid Barajas
31h 34m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
Sep 13
SEA6:50 pmSeattle/Tacoma Intl
13h 50m
1 stop
MAD5:40 pmMadrid Barajas
$886

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 May 10, 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

Cheapest round-trip

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 9/22

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Sat 10/24

6:35 pm-9:55 pm

1 stop19h 20m

$682

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 9/22

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Sat 10/24

6:35 pm-9:55 pm

1 stop19h 20m

$688

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 9/22

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Sat 10/24

6:35 pm-9:55 pm

1 stop19h 20m

$716

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 9/8

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Mon 9/21

6:10 pm-9:55 pm

1 stop18h 45m

$741

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Fri 7/17

2:05 pm-10:49 pm

1 stop17h 44m

Seattle/Tacoma Intl

Fri 7/31

11:45 am-11:30 am

1 stop14h 45m

$786

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 10/22

7:05 am-4:00 pm

1 stop17h 55m

Seattle/Tacoma Intl

Thu 10/29

6:35 pm-9:55 pm

1 stop19h 20m

$790

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 9/22

7:05 am-8:32 pm

2 stops22h 27m

Seattle/Tacoma Intl

Sat 10/24

6:35 pm-9:55 pm

1 stop19h 20m

$800

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 5/20

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Fri 7/10

6:00 pm-9:55 pm

1 stop18h 55m

$801
Quickest round-trip

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 6/23

12:20 pm-5:10 pm

1 stop13h 50m

Seattle/Tacoma Intl

Tue 6/30

7:10 pm-7:00 pm

1 stop14h 50m

$803

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 10/21

5:55 am-12:20 pm

1 stop15h 25m

Seattle/Tacoma Intl

Thu 10/29

3:00 pm-1:00 pm

1 stop14h 00m

$811

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, October 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 $782. If you don’t want to visit Seattle in October, then you should wait until February to fly from Madrid, when ticket prices are also cheap, with an average price of $829.

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 $922 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 $844 on momondo.

How have Madrid to Seattle flight prices changed over time?

As of May 2026, prices for Madrid to Seattle flights are approximately 28% 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 15m

Direct flights

None
The fastest flight from Madrid to Seattle takes 15h 15m
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 15h 15m.

  • 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 $790Free CancellationRating
7.9
8,455 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
Redmond
Kent
Tukwila
Puyallup
Marysville
Lakewood
Cle Elum
Federal Way
Centralia
Fife
Westport
Shoreline
Tumwater

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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