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$364+ Cheap flights from Spain 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SEA
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Spain to Seattle

Cheapest flights from Spain to Seattle
Explore the most affordable flight options available from Spain to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This KLM deal was found by Cheapflights users on 12/12. 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.
Sun 12/286:00 amMAD - SEA
1 stop14h 50mMultiple Airlines
Thu 1/151:40 pmSEA - MAD
1 stop16h 40mMultiple Airlines
Deal found 12/12$794
This Expedia deal was found by Cheapflights users on 12/12. 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.
Sat 12/2712:55 amMAD - SEA
1 stop20h 04mIberia
Thu 1/158:04 amSEA - MAD
2 stops21h 11mIberia
Deal found 12/12$901
This Gotogate deal was found by Cheapflights users on 12/14. 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.
Mon 12/1512:00 pmBIO - SEA
1 stop38h 05mTurkish Airlines
Mon 12/227:00 pmSEA - BIO
1 stop36h 10mTurkish Airlines
Deal found 12/14$963
This Turkish Airlines deal was found by Cheapflights users on 12/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:55 pmMAD - SEA
1 stop32h 10mTurkish Airlines
Sun 1/117:00 pmSEA - MAD
1 stop36h 25mTurkish Airlines
Deal found 12/14$964
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Sun 12/2811:15 amMAD - SEA
2 stops31h 41mUnited Airlines
Thu 1/159:25 amSEA - MAD
2 stops21h 15mUnited Airlines
Deal found 12/12$995
This FlightHub deal was found by Cheapflights users on 12/14. 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.
Mon 12/152:25 pmMAD - SEA
1 stop35h 40mTurkish Airlines
Mon 12/227:00 pmSEA - MAD
1 stop36h 50mTurkish Airlines
Deal found 12/14$1,008
This Gotogate deal was found by Cheapflights users on 12/14. 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.
Mon 12/1511:55 amMAD - SEA
1 stop38h 10mTurkish Airlines
Tue 12/307:00 pmSEA - MAD
1 stop33h 20mTurkish Airlines
Deal found 12/14$1,017
This Turkish Airlines deal was found by Cheapflights users on 12/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:25 pmBCN - SEA
1 stop31h 40mTurkish Airlines
Mon 8/2412:30 pmSEA - BCN
1 stop19h 40mTurkish Airlines
Deal found 12/14$1,038
This Turkish Airlines deal was found by Cheapflights users on 12/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1510:05 pmBIO - SEA
2 stops28h 00mMultiple Airlines
Mon 12/227:00 pmSEA - BIO
1 stop36h 10mMultiple Airlines
Deal found 12/14$1,065
This Air Canada deal was found by Cheapflights users on 12/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:35 pmMAD - SEA
2 stops41h 41mAir Canada
Tue 1/69:55 amSEA - MAD
2 stops37h 05mAir Canada
Deal found 12/13$1,136
This KLM deal was found by Cheapflights users on 12/15. 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.
Thu 12/186:00 amVLC - SEA
1 stop14h 50mMultiple Airlines
Sat 12/271:40 pmSEA - VLC
1 stop13h 20mMultiple Airlines
Deal found 12/15$1,150
This Air France deal was found by Cheapflights users on 12/13. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amVLC - SEA
1 stop14h 50mAir France
Sat 12/273:05 pmSEA - VLC
1 stop22h 55mAir France
Deal found 12/13$1,157

Find flight deals from Spain to Seattle

Keep the following information in mind while searching for Spain to Seattle flight deals. Data was last updated December 15, 2025.

Round-trip from

$671
(CheapOair)

One-way from

$364
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$950

Good one-way deal

$1,083 or less
From Spain to Seattle/Tacoma Intl
Search Deals
One-way flight from Spain to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a one-way flight from Spain to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spain 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 December 15, 2025.
Use the filters below to find and compare flights from Spain to Seattle that are best for you.

Fly from

Spain

Fly to

Seattle

Route

Depart

Return

Price

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Sat 4/4

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Sat 4/18

5:40 pm-9:55 pm

1 stop19h 15m

$671

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Tue 1/27

7:40 am-5:00 pm

2 stops18h 20m

Seattle/Tacoma Intl

Tue 2/3

2:35 pm-5:55 pm

2 stops18h 20m

$700

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Mon 1/26

7:20 pm-7:52 pm

2 stops33h 32m

Seattle/Tacoma Intl

Mon 2/2

11:06 am-1:20 pm

1 stop17h 14m

$748

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Mon 1/26

10:40 am-11:51 pm

1 stop22h 11m

Seattle/Tacoma Intl

Mon 2/2

6:50 pm-5:55 pm

1 stop14h 05m

$763

MálagaSeattle

AGP - SEA

AGPSEA

Malaga

Mon 1/12

8:25 pm-11:50 am

1 stop24h 25m

Seattle/Tacoma Intl

Mon 1/19

3:10 pm-7:30 pm

1 stop19h 20m

$767

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 6/2

7:05 am-3:40 pm

1 stop17h 35m

Seattle/Tacoma Intl

Tue 6/2

5:40 pm-9:55 pm

1 stop19h 15m

$770

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 1/15

6:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Wed 1/28

7:10 am-11:30 am

2 stops19h 20m

$771

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 1/15

6:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Wed 1/28

2:10 pm-5:40 pm

1 stop18h 30m

$771

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 1/13

6:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Sun 1/18

9:55 pm-8:00 am

1 stop25h 05m

$780

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 1/12

10:00 am-10:25 pm

1 stop21h 25m

Seattle/Tacoma Intl

Mon 1/19

11:30 am-3:20 pm

2 stops18h 50m

$781

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 60 results
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Best time to book a flight from Spain to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Spain 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 Spain to Seattle

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

Currently, February is the cheapest month in which you can book a flight from Spain to Seattle (average of $335). Flying from Spain to Seattle in July is currently the most expensive (average of $836). 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 ES to SEA?

Find hourly flight availability from Spain 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 December 15, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 18% on flights from Spain to Seattle by exploring options for tickets in the morning.

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 December 15, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Air France from Spain to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,430 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air France
7.4
Good
1,506 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,628 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,575 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Food

7.3

Overall

7.9

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Spain?

    For a flight from Spain to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How long is the flight from Spain to Seattle?

    For as low as $771, British Airways can have you in Seattle from Spain in 14h 50m. Spain and Seattle are separated by a distance of 5292 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $266. However, be on the lookout for offers from Icelandair and British Airways, as they are both options that can get you from Spain to Seattle for a low price.

  • What are the most popular routes from Spain to Seattle?

    Most travelers choose Madrid Barajas - Seattle/Tacoma Intl, Barcelona-El Prat - Seattle/Tacoma Intl or Valencia - Seattle/Tacoma Intl when deciding on the best route from Spain to Seattle.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spain 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 Spain to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Spain to Seattle (average of $335). Flying from Spain to Seattle in July is currently the most expensive (average of $836). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

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Alternative routes for Spain to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Spain to Seattle

Discover the top 5 airlines that operate flights from Spain 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest$604Average$1,094FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$614Average$787FlexibilityNo cancel feeOn-time76%
KLMCheapest$677Average$854FlexibilityNo cancel feeOn-time75%
DeltaCheapest$706Average$933FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$768Average$847FlexibilityNo cancel feeOn-time70%

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