Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Madrid to Seattle from $368

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.
United Airlines Logo
8:35 am - 12:56 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
25h 21m2 stops Frankfurt am Main San Francisco
United Airlines Logo
10:52 am - 8:00 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
60h 08m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
$685United Airlines
Fri, Jan 22 - Sat, Jan 23
Multiple Airlines Logo
7:45 am - 5:00 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
18h 15m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 8:00 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 25m2 stops Reykjavik Keflavik Intl Dublin
$745Multiple Airlines
Wed, Jan 13 - Fri, Jan 22
Multiple Airlines Logo
7:00 am - 8:15 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
22h 15m2 stops Frankfurt am Main New York John F Kennedy Intl
Multiple Airlines Logo
4:00 pm - 9:45 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
21h 45m1 stop Frankfurt am Main
$760Multiple Airlines
Mon, Mar 1 - Sun, Mar 14
Multiple Airlines Logo
3:50 pm - 5:00 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
34h 10m2 stops London Heathrow Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 7:50 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
32h 15m3 stops Reykjavik Keflavik Intl London Heathrow Barcelona-El Prat
$773Multiple Airlines
Mon, Jan 11 - Tue, Jan 19
Multiple Airlines Logo
7:45 am - 5:00 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
18h 15m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 9:30 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
33h 55m3 stops Reykjavik Keflavik Intl Dublin Lisbon Humberto Delgado
$793Multiple Airlines
Wed, Jan 13 - Fri, Jan 22
Multiple Airlines Logo
7:30 am - 5:00 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
18h 30m2 stops London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
2:35 pm - 8:55 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
21h 20m2 stops Reykjavik Keflavik Intl London Gatwick
$795Multiple Airlines
Thu, Dec 24 - Thu, Dec 31
Multiple Airlines Logo
12:20 pm - 8:40 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
40h 20m2 stops London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
3:35 pm - 8:00 pmSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 25m2 stops Reykjavik Keflavik Intl London Heathrow
$814Multiple Airlines
Fri, Mar 19 - Tue, Mar 23
Multiple Airlines Logo
7:00 am - 5:00 pmMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
19h 00m2 stops Frankfurt am Main Reykjavik Keflavik Intl
Multiple Airlines Logo
3:35 pm - 11:25 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
35h 50m3 stops Reykjavik Keflavik Intl Frankfurt am Main Bucharest Otopeni Intl
$825Multiple Airlines
Mon, Mar 1 - Sun, Mar 14
Delta Logo
6:05 am - 11:50 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
7:15 am - 11:30 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
19h 15m2 stops Boston Logan Intl Paris Charles de Gaulle
$865Delta
Fri, Feb 5 - Tue, Feb 16
Delta Logo
6:05 am - 11:50 amMAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
6:00 am - 11:30 amSEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 30m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
$865Delta
Wed, Jan 13 - Fri, Jan 22

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Madrid to Seattle

Our best United Airlines deals on Madrid to Seattle flight tickets
United Airlines
Jan 22
MAD8:35 amMadrid Barajas
25h 21m
2 stops
SEA12:56 amSeattle/Tacoma Intl
Jan 23
SEA10:52 amSeattle/Tacoma Intl
60h 08m
2 stops
MAD8:00 amMadrid Barajas
$685
United Airlines
Jan 30
MAD6:05 amMadrid Barajas
14h 55m
1 stop
SEA12:00 pmSeattle/Tacoma Intl
Feb 4
SEA7:00 amSeattle/Tacoma Intl
17h 30m
1 stop
MAD9:30 amMadrid Barajas
$883
United Airlines
Jan 30
MAD6:05 amMadrid Barajas
14h 55m
1 stop
SEA12:00 pmSeattle/Tacoma Intl
Feb 6
SEA10:50 pmSeattle/Tacoma Intl
25h 40m
1 stop
MAD9:30 amMadrid Barajas
$888

Air Canada flights from Madrid to Seattle

Our best Air Canada deals on Madrid to Seattle flight tickets
Air Canada
Feb 5
MAD6:05 amMadrid Barajas
23h 54m
2 stops
SEA8:59 pmSeattle/Tacoma Intl
Feb 16
SEA3:15 pmSeattle/Tacoma Intl
31h 45m
2 stops
MAD8:00 amMadrid Barajas
$862
Air Canada
Mar 5
MAD6:05 amMadrid Barajas
24h 50m
2 stops
SEA9:55 pmSeattle/Tacoma Intl
Mar 7
SEA3:15 pmSeattle/Tacoma Intl
31h 45m
2 stops
MAD8:00 amMadrid Barajas
$911

momondo Fare Finder

 
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 Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Fri 1/22

8:35 am-12:56 am

2 stops25h 21m

Seattle/Tacoma Intl

Sat 1/23

10:52 am-8:00 am

2 stops60h 08m

$685

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Wed 1/13

7:45 am-5:00 pm

2 stops18h 15m

Seattle/Tacoma Intl

Fri 1/22

2:35 pm-8:00 pm

2 stops20h 25m

$745

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Mon 3/1

7:00 am-8:15 pm

2 stops22h 15m

Seattle/Tacoma Intl

Sun 3/14

4:00 pm-9:45 pm

1 stop21h 45m

$760

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Mon 1/11

3:50 pm-5:00 pm

2 stops34h 10m

Seattle/Tacoma Intl

Tue 1/19

2:35 pm-7:50 am

3 stops32h 15m

$773

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Wed 1/13

7:45 am-5:00 pm

2 stops18h 15m

Seattle/Tacoma Intl

Fri 1/22

2:35 pm-9:30 am

3 stops33h 55m

$793

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Thu 12/24

7:30 am-5:00 pm

2 stops18h 30m

Seattle/Tacoma Intl

Thu 12/31

2:35 pm-8:55 pm

2 stops21h 20m

$795

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Fri 3/19

12:20 pm-8:40 pm

2 stops40h 20m

Seattle/Tacoma Intl

Tue 3/23

3:35 pm-8:00 pm

2 stops20h 25m

$814

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Mon 3/1

7:00 am-5:00 pm

2 stops19h 00m

Seattle/Tacoma Intl

Sun 3/14

3:35 pm-11:25 am

3 stops35h 50m

$825
Quickest round-trip

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Fri 2/5

6:05 am-11:50 am

1 stop14h 45m

Seattle/Tacoma Intl

Tue 2/16

7:15 am-11:30 am

2 stops19h 15m

$865

MadridSeattle

MAD Madrid Barajas - SEA Seattle/Tacoma Intl

MADSEA

Madrid Barajas

Wed 1/13

6:05 am-11:50 am

1 stop14h 45m

Seattle/Tacoma Intl

Fri 1/22

6:00 am-11:30 am

2 stops20h 30m

$865

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $895 to $996.
The lowest price recently found on this route was $685.

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 $856.

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 $986 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 $886 on momondo.

Can stopping save me money on Madrid to Seattle flights?

You could potentially save up to 66% on your flight if you consider stops on a Madrid to Seattle flight.

How have Madrid to Seattle flight prices changed over time?

As of November 2026, prices for Madrid to Seattle flights are approximately 10% 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

$368

Fastest flight time

15h 05m

Direct flights

None
The best one-way flight to Seattle from Madrid in the past 72 hours is $368. The best round-trip flight deal from Madrid to Seattle found on momondo in the last 72 hours is $685.
The fastest flight from Madrid to Seattle takes 15h 05m
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 05m.

  • 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 $929Free CancellationRating
7.8
8,700 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
Federal Way
Redmond
Lakewood
Lynnwood
Fife
Puyallup
Tukwila
Cle Elum
Marysville
Lacey
Kirkland
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.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 12/10
Thu 12/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States