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$343+ Cheap flights from Madrid, Spain (MAD) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SEA
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from Madrid Barajas to Seattle/Tacoma Intl are usually found in February or May, booked 78 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Madrid to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated abril 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$510
(Booking.com)

One-way from

$343
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$886
Provider with most accurate pricing for Madrid Barajas-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Madrid Barajas-Seattle/Tacoma Intl flights.
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From Madrid Barajas to Seattle/Tacoma Intl
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One-way flight from Madrid Barajas to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 12% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Madrid to Seattle

Cheapest flights from Madrid to Seattle
Explore the most affordable flight options available from Madrid to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Condor deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/227:05 amMAD - SEA
1 stop17h 00mMultiple Airlines
lun. 5/265:05 pmSEA - MAD
1 stop19h 50mMultiple Airlines
Deal found 4/17$512
This Iberia deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/294:40 pmMAD - SEA
1 stop16h 10mIberia
lun. 10/63:13 pmSEA - MAD
1 stop13h 12mIberia
Deal found 4/17$728
This lol.travel deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/1512:45 pmMAD - SEA
2 stops29h 33mAir Canada
jue. 5/295:30 amSEA - MAD
2 stops16h 10mAir Canada
Deal found 4/17$745
This Finnair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/1510:15 amMAD - SEA
1 stop14h 45mFinnair
jue. 5/295:40 pmSEA - MAD
1 stop17h 25mFinnair
Deal found 4/17$755
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/76:00 amMAD - SEA
2 stops21h 33mUnited Airlines
vie. 5/1611:59 pmSEA - MAD
2 stops21h 41mUnited Airlines
Deal found 4/17$761
This Flighttix deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/1711:15 amMAD - SEA
1 stop18h 03mLufthansa
dom. 6/16:50 pmSEA - MAD
1 stop13h 45mLufthansa
Deal found 4/17$764
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/110:20 amMAD - SEA
2 stops22h 19mDelta
dom. 5/41:30 pmSEA - MAD
1 stop18h 15mDelta
Deal found 4/17$777
This Expedia deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/176:00 amMAD - SEA
2 stops17h 31mKLM
dom. 6/11:55 pmSEA - MAD
1 stop14h 45mKLM
Deal found 4/17$799
This SWISS deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/1710:05 amMAD - SEA
2 stops20h 26mSWISS
dom. 6/11:45 pmSEA - MAD
2 stops20h 00mSWISS
Deal found 4/17$843
This lol.travel deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/1312:00 pmMAD - SEA
1 stop31h 35mTurkish Airlines
vie. 10/107:10 pmSEA - MAD
1 stop30h 15mTurkish Airlines
Deal found 4/17$902
This FlightHub deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2012:55 pmMAD - SEA
2 stops44h 27mScandinavian Airlines
sáb. 8/304:00 pmSEA - MAD
1 stop16h 45mScandinavian Airlines
Deal found 4/17$933
This Booking.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/512:30 pmMAD - SEA
1 stop31h 40mBrussels Airlines
jue. 8/2812:10 pmSEA - MAD
1 stop35h 10mBrussels Airlines
Deal found 4/17$957

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated abril 17, 2025.
Use the filters below to find and compare flights from Madrid to Seattle that are best for you.

Fly from

Madrid

Fly to

Seattle

Route

Depart

Return

Price

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 5/22

7:05 am-3:05 pm

1 stop17h 00m

Seattle/Tacoma Intl

lun. 5/26

5:05 pm-9:55 pm

1 stop19h 50m

$512

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

lun. 9/29

4:40 pm-11:50 pm

1 stop16h 10m

Seattle/Tacoma Intl

lun. 10/6

3:13 pm-1:25 pm

1 stop13h 12m

$728

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 5/8

6:00 am-2:13 pm

2 stops17h 13m

Seattle/Tacoma Intl

jue. 5/22

7:20 am-6:40 am

1 stop14h 20m

$737

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 5/15

10:15 am-4:00 pm

1 stop14h 45m

Seattle/Tacoma Intl

jue. 5/29

5:40 pm-8:05 pm

1 stop17h 25m

$755

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

mié. 5/7

6:00 am-6:33 pm

2 stops21h 33m

Seattle/Tacoma Intl

vie. 5/16

11:59 pm-6:40 am

2 stops21h 41m

$761

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

sáb. 5/17

11:15 am-8:18 pm

1 stop18h 03m

Seattle/Tacoma Intl

dom. 6/1

6:50 pm-5:35 pm

1 stop13h 45m

$764

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

jue. 5/1

10:20 am-11:39 pm

2 stops22h 19m

Seattle/Tacoma Intl

dom. 5/4

1:30 pm-4:45 pm

1 stop18h 15m

$777

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

sáb. 5/17

6:00 am-2:31 pm

2 stops17h 31m

Seattle/Tacoma Intl

dom. 6/1

1:55 pm-1:40 pm

1 stop14h 45m

$799

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

sáb. 5/17

10:05 am-9:31 pm

2 stops20h 26m

Seattle/Tacoma Intl

dom. 6/1

1:45 pm-6:45 pm

2 stops20h 00m

$843

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

mié. 8/13

12:00 pm-10:35 am

1 stop31h 35m

Seattle/Tacoma Intl

vie. 10/10

7:10 pm-10:25 am

1 stop30h 15m

$902

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 24 results
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Compare providers for flights from Madrid to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Madrid to Seattle in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Madrid-Seattle flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Madrid-Seattle flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Madrid-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Madrid-Seattle flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Madrid-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Madrid to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Madrid with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Madrid to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Madrid to Seattle. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Madrid to Seattle, you should look to book at least 78 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Madrid to Seattle?

Currently, January is the cheapest month in which you can book a flight from Madrid to Seattle (average of $238). Flying from Madrid to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MAD to SEA?

Find hourly flight availability from Madrid to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Madrid to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight at noon.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated abril 17, 2025.
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Madrid to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Madrid to Seattle round-trip?

    Flying on Iberia is currently your cheapest option to Seattle, with prices starting at $737. Additional round-trip tickets that might be worth considering are offered by Air Canada and Finnair, with the lowest prices starting at $745 and $755, respectively. Iberia is currently priced 16% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Madrid to Seattle one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $540. Users have also found prices from $667 and $811 on Turkish Airlines and Delta, respectively.

  • Can I find deals for flights from Madrid to Seattle that include hotel bookings?

    Yes. In addition to deals on Madrid to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Madrid to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Madrid to Seattle.

  • Can I find deals for business class flights from Madrid to Seattle?

    Yes. Cheapflights offers flight deals from Madrid to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Madrid to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Madrid to Seattle (average of $238). Flying from Madrid to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Renton
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Aberdeen
Kent
Lynnwood
Shelton
Silverdale
Redmond
Issaquah

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Alternative routes for Madrid to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Madrid to Spokane flights
Madrid to Portland flights

Top 5 airlines flying from Madrid to Seattle

Discover the top 5 airlines that operate flights from Madrid to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$568Average$926FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$604Average$829FlexibilityNo cancel feeOn-time77%
DeltaCheapest$719Average$997FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$753Average$846FlexibilityNo cancel feeOn-time71%
IberiaCheapest$802Average$978FlexibilityNo cancel feeOn-time77%

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