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$372+ 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SEA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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1. Tell us where you want to go
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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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$420
(OneTravel)

One-way from

$372
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$637
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
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This OneTravel deal was found by Cheapflights users on 2/19. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/187:05 amMAD - SEA
1 stop16h 55mMultiple Airlines
Tue 3/256:20 pmSEA - MAD
1 stop19h 35mMultiple Airlines
Deal found 2/19$420
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 3/512:20 pmMAD - SEA
2 stops39h 18mUnited Airlines
Wed 3/128:10 amSEA - MAD
2 stops24h 35mUnited Airlines
Deal found 2/20$588
This lol.travel deal was found by Cheapflights users on 2/19. 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.
Fri 3/712:40 pmMAD - SEA
2 stops34h 50mAir Canada
Tue 3/116:05 amSEA - MAD
2 stops22h 55mAir Canada
Deal found 2/19$593
This Booking.com deal was found by Cheapflights users on 2/20. 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.
Thu 3/610:35 amMAD - SEA
1 stop15h 20mBritish Airways
Sun 3/97:50 pmSEA - MAD
1 stop16h 00mBritish Airways
Deal found 2/20$594
This Delta deal was found by Cheapflights users on 2/18. 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.
Tue 3/46:00 amMAD - SEA
1 stop14h 37mDelta
Tue 3/116:20 amSEA - MAD
2 stops21h 10mDelta
Deal found 2/18$597
This Gotogate deal was found by Cheapflights users on 2/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/76:10 amMAD - SEA
1 stop15h 00mLufthansa
Tue 3/114:10 pmSEA - MAD
1 stop17h 30mLufthansa
Deal found 2/19$599
This KLM deal was found by Cheapflights users on 2/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/511:00 amMAD - SEA
1 stop33h 37mKLM
Wed 3/123:15 pmSEA - MAD
1 stop14h 25mKLM
Deal found 2/20$602
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1210:05 amMAD - SEA
2 stops20h 48mSWISS
Wed 3/192:50 pmSEA - MAD
2 stops34h 30mSWISS
Deal found 2/19$619
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2612:40 pmMAD - SEA
1 stop17h 41mAmerican Airlines
Wed 3/56:50 pmSEA - MAD
1 stop16h 00mAmerican Airlines
Deal found 2/19$775
This Virgin Atlantic deal was found by Cheapflights users on 2/20. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/410:00 amMAD - SEA
2 stops21h 25mVirgin Atlantic
Sat 3/810:40 pmSEA - MAD
1 stop23h 20mVirgin Atlantic
Deal found 2/20$778
This lol.travel deal was found by Cheapflights users on 2/20. 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.
Tue 6/101:30 pmMAD - SEA
1 stop13h 50mIberia
Thu 7/33:10 pmSEA - MAD
1 stop13h 15mIberia
Deal found 2/20$835
This lol.travel deal was found by Cheapflights users on 2/19. 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.
Thu 3/136:10 amMAD - SEA
1 stop19h 55mTurkish Airlines
Fri 3/288:00 pmSEA - MAD
1 stop29h 25mTurkish Airlines
Deal found 2/19$846

Find flights from Madrid to Seattle within your budget

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 February 20, 2025.

Fly from

Madrid

Fly to

Seattle

Route

Depart

Return

Price

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 3/18

7:05 am-4:00 pm

1 stop16h 55m

Seattle/Tacoma Intl

Tue 3/25

6:20 pm-9:55 pm

1 stop19h 35m

$420

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 3/5

12:20 pm-6:38 pm

2 stops39h 18m

Seattle/Tacoma Intl

Wed 3/12

8:10 am-4:45 pm

2 stops24h 35m

$588

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Fri 3/7

12:40 pm-2:30 pm

2 stops34h 50m

Seattle/Tacoma Intl

Tue 3/11

6:05 am-1:00 pm

2 stops22h 55m

$593

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 3/6

10:35 am-4:55 pm

1 stop15h 20m

Seattle/Tacoma Intl

Sun 3/9

7:50 pm-7:50 pm

1 stop16h 00m

$594

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 3/4

6:00 am-11:37 am

1 stop14h 37m

Seattle/Tacoma Intl

Tue 3/11

6:20 am-11:30 am

2 stops21h 10m

$597

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Fri 3/7

6:10 am-12:10 pm

1 stop15h 00m

Seattle/Tacoma Intl

Tue 3/11

4:10 pm-5:40 pm

1 stop17h 30m

$599

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 3/5

11:00 am-11:37 am

1 stop33h 37m

Seattle/Tacoma Intl

Wed 3/12

3:15 pm-1:40 pm

1 stop14h 25m

$602

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 3/12

10:05 am-10:53 pm

2 stops20h 48m

Seattle/Tacoma Intl

Wed 3/19

2:50 pm-9:20 am

2 stops34h 30m

$619

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 2/26

12:40 pm-9:21 pm

1 stop17h 41m

Seattle/Tacoma Intl

Wed 3/5

6:50 pm-7:50 pm

1 stop16h 00m

$775

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 3/4

10:00 am-10:25 pm

2 stops21h 25m

Seattle/Tacoma Intl

Sat 3/8

10:40 pm-7:00 am

1 stop23h 20m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 22 results
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2
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madrid-Seattle flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Travel insights for flights from Madrid to Seattle

Get recent, data-driven insights about flights from Madrid to Seattle including ideal travel times, pricing trends, and more.

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 February 14, 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 February 20, 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 February 20, 2025.
Read through reviews of airlines operating flights from Madrid to Seattle, such as Delta, KLM and SWISS. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

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
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

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
1,333 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

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
1,568 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

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

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

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

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

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 United Airlines is currently your cheapest option to Seattle, with prices starting at $588. Additional round-trip tickets that might be worth considering are offered by Air Canada and Delta, with the lowest prices starting at $593 and $597, respectively. United Airlines is currently priced 34% 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 TAP AIR PORTUGAL. According to our data, you can fly for as low as $510. Users have also found prices from $588 and $611 on Aer Lingus and Turkish Airlines, 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
Renton
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Federal Way
Centralia
Marysville
Cle Elum
Mukilteo
Aberdeen
Lakewood
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale

Browse thousands of different options on Cheapflights for your next trip

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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 Portland flights
Madrid to Spokane 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$568Average$926FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$604Average$829FlexibilityNo cancel feeOn-time77%
DeltaCheapest$632Average$997FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$753Average$846FlexibilityNo cancel feeOn-time71%
IberiaCheapest$836Average$978FlexibilityNo cancel feeOn-time77%
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