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$309+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SEA
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
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Cheap flight deals from Spain to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Spain (ES0) 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 January 30, 2025.

Round-trip from

$487
(Booking.com)

One-way from

$309
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$911
From Spain to Seattle/Tacoma Intl
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One-way flight from Spain to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 14% potential increase in price ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find 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 January 30, 2025.

This Booking.com deal was found by Cheapflights users on 1/29. 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.
Tue 3/117:05 amMAD - SEA
1 stop16h 55mMultiple Airlines
Mon 3/315:05 pmSEA - MAD
1 stop19h 50mMultiple Airlines
Deal found 1/29$487
This KAYAK deal was found by Cheapflights users on 1/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/77:00 pmBCN - SEA
1 stop27h 50mScandinavian Airlines
Sat 6/144:00 pmSEA - BCN
1 stop17h 10mScandinavian Airlines
Deal found 1/30$541
This FlightHub deal was found by Cheapflights users on 1/29. 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.
Sun 6/86:35 pmMAD - SEA
1 stop28h 15mScandinavian Airlines
Wed 9/104:00 pmSEA - MAD
1 stop35h 10mScandinavian Airlines
Deal found 1/29$545
This Trip.com deal was found by Cheapflights users on 1/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/127:00 amBIO - SEA
2 stops19h 00mMultiple Airlines
Tue 3/183:35 pmSEA - BIO
2 stops18h 35mMultiple Airlines
Deal found 1/29$548
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Tue 2/257:40 amBCN - SEA
2 stops18h 20mMultiple Airlines
Tue 3/42:35 pmSEA - BCN
2 stops16h 35mMultiple Airlines
Deal found 1/28$607
This United Airlines deal was found by Cheapflights users on 1/30. 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.
Thu 3/2011:15 amBCN - SEA
2 stops29h 12mUnited Airlines
Sun 3/305:15 amSEA - BCN
2 stops17h 35mUnited Airlines
Deal found 1/30$639
This Gotogate deal was found by Cheapflights users on 1/30. 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 9/510:40 amAGP - SEA
1 stop36h 10mScandinavian Airlines
Wed 9/244:20 pmSEA - AGP
1 stop19h 20mScandinavian Airlines
Deal found 1/30$650
This Lucky2Go deal was found by Cheapflights users on 1/30. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1011:30 amBCN - SEA
1 stop15h 45mAer Lingus
Sun 3/239:00 pmSEA - BCN
1 stop15h 15mAer Lingus
Deal found 1/30$654
This Delta deal was found by Cheapflights users on 1/30. 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.
Thu 2/206:00 amBCN - SEA
1 stop14h 46mDelta
Mon 2/247:30 amSEA - BCN
2 stops18h 40mDelta
Deal found 1/30$690
This Delta deal was found by Cheapflights users on 1/29. 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.
Wed 2/196:00 amMAD - SEA
1 stop14h 46mDelta
Wed 2/267:30 amSEA - MAD
2 stops19h 00mDelta
Deal found 1/29$691
This Kiwi.com deal was found by Cheapflights users on 1/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/110:40 pmAGP - SEA
1 stop28h 35mAer Lingus
Fri 3/78:00 pmSEA - AGP
1 stop17h 00mAer Lingus
Deal found 1/30$707
This lol.travel deal was found by Cheapflights users on 1/30. 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.
Mon 3/106:50 amBCN - SEA
2 stops19h 35mAir Canada
Sun 3/233:05 pmSEA - BCN
2 stops33h 45mAir Canada
Deal found 1/30$714

Find flights from Spain to Seattle within your budget

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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 3/11

7:05 am-4:00 pm

1 stop16h 55m

Seattle/Tacoma Intl

Mon 3/31

5:05 pm-9:55 pm

1 stop19h 50m

$487

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Sun 6/8

6:35 pm-1:50 pm

1 stop28h 15m

Seattle/Tacoma Intl

Wed 9/10

4:00 pm-12:10 pm

1 stop35h 10m

$545

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Wed 3/12

7:00 am-6:00 pm

2 stops19h 00m

Seattle/Tacoma Intl

Tue 3/18

3:35 pm-6:10 pm

2 stops18h 35m

$548

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Tue 2/25

7:40 am-5:00 pm

2 stops18h 20m

Seattle/Tacoma Intl

Tue 3/4

2:35 pm-4:10 pm

2 stops16h 35m

$607

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Thu 3/20

11:15 am-8:27 am

2 stops29h 12m

Seattle/Tacoma Intl

Sun 3/30

5:15 am-7:50 am

2 stops17h 35m

$639

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Mon 3/10

11:30 am-7:15 pm

1 stop15h 45m

Seattle/Tacoma Intl

Sun 3/23

9:00 pm-8:15 pm

1 stop15h 15m

$654

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Thu 2/20

6:00 am-11:46 am

1 stop14h 46m

Seattle/Tacoma Intl

Mon 2/24

12:35 pm-5:00 pm

1 stop19h 25m

$690

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 2/19

6:00 am-11:46 am

1 stop14h 46m

Seattle/Tacoma Intl

Wed 2/26

7:30 am-11:30 am

2 stops19h 00m

$691

MálagaSeattle

AGP - SEA

AGPSEA

Malaga

Sat 3/1

10:40 pm-6:15 pm

1 stop28h 35m

Seattle/Tacoma Intl

Fri 3/7

8:00 pm-10:00 pm

1 stop17h 00m

$707

BarcelonaSeattle

BCN - SEA

BCNSEA

Barcelona-El Prat

Mon 3/10

6:50 am-6:25 pm

2 stops19h 35m

Seattle/Tacoma Intl

Sun 3/23

3:05 pm-8:50 am

2 stops33h 45m

$714

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

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.

Travel insights for flights from Spain to Seattle

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

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

Currently, January is the cheapest month in which you can book a flight from Spain to Seattle (average of $238). Flying from Spain 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 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 January 30, 2025.

When flying from Spain to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 January 30, 2025.
To help decide which airline to fly from Spain to Seattle, see what other customers have to say about Delta, KLM and Finnair. 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
8,454 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

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
8,454 reviews
Delta
8.0
Very good
8,454 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

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
1,335 reviews
Delta
8.0
Very good
8,454 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

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
1,285 reviews
Delta
8.0
Very good
8,454 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

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
1,584 reviews
Delta
8.0
Very good
8,454 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

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

Virgin Atlantic
7.5
Good
657 reviews
Delta
8.0
Very good
8,454 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

8.0

Entertainment

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 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.

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

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $591. However, be on the lookout for offers from Aer Lingus and Icelandair, 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 Bilbao - 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, January is the cheapest month in which you can book a flight from Spain to Seattle (average of $238). Flying from Spain 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 Spain?

Book flights to Spain if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Tacoma
Lacey
Federal Way
Ocean Shores
Leavenworth
Olympia
Marysville
Centralia
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 Spain to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Spain to Seattle

Discover the top 7 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 January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$568Average$929FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$617Average$926FlexibilityNo cancel feeOn-time77%
DeltaCheapest$632Average$891FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$704Average$944FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$713Average$1,067FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$747Average$846FlexibilityNo cancel feeOn-time71%
IberiaCheapest$953Average$1,020FlexibilityNo cancel feeOn-time77%
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