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

Flying on Scandinavian Airlines is currently your cheapest option to Seattle, with prices starting at $738. Additional round-trip tickets that might be worth considering are offered by Delta and British Airways, with the lowest prices starting at $794 and $798, respectively. Scandinavian Airlines is currently priced 15% below the average price you’ll pay for this route.

What is the cheapest day to fly from Madrid to Seattle?

Travelers seeking maximum savings on their Madrid to Seattle flight should consider departing on Saturday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the most popular airlines that fly from Madrid to Seattle?

When booking a flight from Madrid to Seattle, you may want to consider flying on American Airlines, Air France or Delta as they are the most popular for this route.

What is the cheapest day to fly round-trip from Madrid to Seattle?

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 46% on the overall cost on flights from Madrid to Seattle.

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

To save up to 32% on this flight, we recommend booking at least 26 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Madrid to Seattle from $788 1-2 weeks out and tickets from $967 for flights departing within the next 72 hours.

What is the cheapest month to fly from Madrid to Seattle?

Flights from Madrid to Seattle lean towards being more expensive in August. Prices are generally better when you fly from Madrid to Seattle in February, with the cheapest ticket starting at $573.

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.

$349+ Flights from Madrid, Spain to Seattle

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1. Tell us where you want to go

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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

Round-trip from	$609 (Booking.com)
One-way from	$349 (Kiwi.com)
Popular in	August
Cheapest in	February
Average price	$973

From Madrid Barajas to Seattle/Tacoma Intl

Search Deals

One-way flight from Madrid Barajas to Seattle/Tacoma Intl

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Highest demand for flights based on searches. 11% potential increase in price ($119 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).

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Average for round-trip flights in July 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 July 3, 2025.

Thu 8/217:05 amMAD - SEA

1 stop17h 00mMultiple Airlines

Thu 9/45:05 pmSEA - MAD

1 stop19h 50mMultiple Airlines

Deal found 7/1

$609

Sun 8/246:35 pmMAD - SEA

1 stop28h 15mScandinavian Airlines

Sun 9/74:00 pmSEA - MAD

1 stop35h 10mScandinavian Airlines

Deal found 7/1

$738

Mon 9/156:00 amMAD - SEA

1 stop14h 45mDelta

Mon 9/299:40 amSEA - MAD

2 stops20h 55mDelta

Deal found 7/1

$794

Mon 9/151:45 pmMAD - SEA

1 stop17h 19mBritish Airways

Mon 9/298:20 pmSEA - MAD

1 stop14h 20mBritish Airways

Deal found 7/3

$798

Tue 10/71:00 pmMAD - SEA

1 stop16h 10mAmerican Airlines

Tue 11/181:24 amSEA - MAD

1 stop21h 31mAmerican Airlines

Deal found 7/1

$808

Wed 8/276:00 amMAD - SEA

1 stop14h 55mUnited Airlines

Fri 3/611:50 pmSEA - MAD

2 stops23h 15mUnited Airlines

Deal found 7/1

$824

Mon 9/296:00 amMAD - SEA

2 stops17h 16mAir Canada

Mon 10/67:15 amSEA - MAD

1 stop14h 25mAir Canada

Deal found 7/3

$827

Wed 8/276:00 amMAD - SEA

1 stop14h 55mLufthansa

Fri 3/62:00 pmSEA - MAD

1 stop14h 25mLufthansa

Deal found 7/1

$838

Best flights from Madrid to Seattle
Discover carefully curated flight deals from Madrid to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Thu 8/217:05 amMAD - SEA

1 stop17h 00mMultiple Airlines

Thu 9/45:05 pmSEA - MAD

1 stop19h 50mMultiple Airlines

Deal found 7/1

$609

Sun 8/246:35 pmMAD - SEA

1 stop28h 15mScandinavian Airlines

Sun 9/74:00 pmSEA - MAD

1 stop35h 10mScandinavian Airlines

Deal found 7/1

$738

Mon 9/156:00 amMAD - SEA

1 stop14h 45mDelta

Mon 9/299:40 amSEA - MAD

2 stops20h 55mDelta

Deal found 7/1

$794

Mon 9/151:45 pmMAD - SEA

1 stop17h 19mBritish Airways

Mon 9/298:20 pmSEA - MAD

1 stop14h 20mBritish Airways

Deal found 7/3

$798

Tue 10/71:00 pmMAD - SEA

1 stop16h 10mAmerican Airlines

Tue 11/181:24 amSEA - MAD

1 stop21h 31mAmerican Airlines

Deal found 7/1

$808

Wed 8/276:00 amMAD - SEA

1 stop14h 55mUnited Airlines

Fri 3/611:50 pmSEA - MAD

2 stops23h 15mUnited Airlines

Deal found 7/1

$824

Mon 9/296:00 amMAD - SEA

2 stops17h 16mAir Canada

Mon 10/67:15 amSEA - MAD

1 stop14h 25mAir Canada

Deal found 7/3

$827

Wed 8/276:00 amMAD - SEA

1 stop14h 55mLufthansa

Fri 3/62:00 pmSEA - MAD

1 stop14h 25mLufthansa

Deal found 7/1

$838

Last-minute flights from Madrid to Seattle
Discover last-minute flight deals from Madrid to Seattle. Data last updated July 3, 2025 and is based on user searches.

Tue 7/84:40 pmMAD - SEA

1 stop26h 16mBritish Airways

Mon 8/187:44 amSEA - MAD

1 stop16h 21mBritish Airways

Deal found 7/1

$1,102

Tue 7/84:40 pmMAD - SEA

1 stop26h 16mAmerican Airlines

Tue 8/1212:46 amSEA - MAD

1 stop22h 09mAmerican Airlines

Deal found 7/1

$1,260

Wed 7/91:05 pmMAD - SEA

2 stops19h 54mDelta

Fri 8/151:30 pmSEA - MAD

2 stops18h 15mDelta

Deal found 7/1

$1,235

Thu 7/107:40 amMAD - SEA

1 stop18h 35mTurkish Airlines

Wed 7/237:10 pmSEA - MAD

1 stop30h 15mTurkish Airlines

Deal found 7/2

$955

Thu 7/107:05 amMAD - SEA

1 stop17h 00mMultiple Airlines

Sat 8/1611:31 amSEA - MAD

2 stops25h 24mMultiple Airlines

Deal found 7/1

$999

Thu 7/1011:10 pmMAD - SEA

3 stops49h 43mEthiopian Air

Wed 7/2310:05 pmSEA - MAD

3 stops46h 50mEthiopian Air

Deal found 7/2

$3,250

Fri 7/1112:40 pmMAD - SEA

1 stop21h 03mIberia

Sat 8/167:44 amSEA - MAD

2 stops22h 16mIberia

Deal found 7/1

$1,204

Fri 7/116:00 amMAD - SEA

2 stops25h 16mAir Canada

Tue 8/191:45 pmSEA - MAD

2 stops18h 50mAir Canada

Deal found 7/1

$1,299

Sun 7/1312:20 pmMAD - SEA

2 stops65h 15mCathay Pacific

Sat 8/1611:44 amSEA - MAD

2 stops60h 06mCathay Pacific

Deal found 7/1

$17,132

Thu 8/217:05 amMAD - SEA

1 stop17h 00mMultiple Airlines

Thu 9/45:05 pmSEA - MAD

1 stop19h 50mMultiple Airlines

Deal found 7/1

$609

Thu 8/211:30 pmMAD - SEA

1 stop29h 50mJetBlue

Thu 9/411:30 amSEA - MAD

1 stop15h 00mJetBlue

Deal found 7/1

$872

Sun 8/246:35 pmMAD - SEA

1 stop28h 15mScandinavian Airlines

Sun 9/74:00 pmSEA - MAD

1 stop35h 10mScandinavian Airlines

Deal found 7/1

$738

One-way flights from Madrid to Seattle
Search for one-way flight options from Madrid to Seattle. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Fri 9/199:40 pmMAD - SEA

2 stops35h 42mMultiple Airlines

Deal found 7/1

$349

Tue 8/261:30 pmMAD - SEA

1 stop17h 29mJetBlue

Deal found 7/3

$592

Sun 9/2110:35 amMAD - SEA

1 stop16h 15mAer Lingus

Deal found 7/1

$600

Cheapflights 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

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 8/21

7:05 am-3:05 pm

1 stop17h 00m

Seattle/Tacoma Intl

Thu 9/4

5:05 pm-9:55 pm

1 stop19h 50m

$609

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Sun 8/24

6:35 pm-1:50 pm

1 stop28h 15m

Seattle/Tacoma Intl

Sun 9/7

4:00 pm-12:10 pm

1 stop35h 10m

$738

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 9/15

6:00 am-11:45 am

1 stop14h 45m

Seattle/Tacoma Intl

Mon 9/29

9:40 am-3:35 pm

2 stops20h 55m

$794

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 9/15

1:45 pm-10:04 pm

1 stop17h 19m

Seattle/Tacoma Intl

Mon 9/29

8:20 pm-7:40 pm

1 stop14h 20m

$798

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 10/7

1:00 pm-8:10 pm

1 stop16h 10m

Seattle/Tacoma Intl

Tue 11/18

1:24 am-7:55 am

1 stop21h 31m

$808

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 8/27

6:00 am-11:55 am

1 stop14h 55m

Seattle/Tacoma Intl

Fri 3/6

11:50 pm-8:05 am

2 stops23h 15m

$824

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 9/29

6:00 am-2:16 pm

2 stops17h 16m

Seattle/Tacoma Intl

Mon 10/6

7:15 am-6:40 am

1 stop14h 25m

$827

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 8/27

6:00 am-11:55 am

1 stop14h 55m

Seattle/Tacoma Intl

Fri 3/6

2:00 pm-1:25 pm

1 stop14h 25m

$838

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Fri 9/19

9:40 pm-12:22 am

2 stops35h 42m

$349

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 8/26

1:30 pm-9:59 pm

1 stop17h 29m

$592

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 11 results

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?

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 $390). 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?

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.

How much does it cost to fly round-trip from Madrid to Seattle?

Reviews of airlines servicing Seattle

See what other customers who have flown with Delta, United Airlines, and JetBlue from Madrid to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,982 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,861 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

JetBlue

7.3

Good

2,916 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Scandinavian Airlines

7.3

Good

1,416 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Madrid to Seattle round-trip?
Flying on Scandinavian Airlines is currently your cheapest option to Seattle, with prices starting at $738. Additional round-trip tickets that might be worth considering are offered by Delta and British Airways, with the lowest prices starting at $794 and $798, respectively. Scandinavian Airlines is currently priced 15% below the average price you’ll pay for this route.
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 $390). 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

SeaTac

Tukwila

Tacoma

Lakewood

Ocean Shores

Lacey

Leavenworth

Lynnwood

Renton

Olympia

Shoreline

Puyallup

Cle Elum

Centralia

Kent

Federal Way

Chehalis

Kirkland

Aberdeen

Shelton

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Alternative routes for Madrid to Seattle

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Other flights to Seattle

Top 5 airlines flying from Madrid to Seattle

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest$568	Average$1,154	FlexibilityNo cancel fee	On-time75%
Air France	Cheapest$604	Average$829	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$719	Average$959	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$753	Average$840	FlexibilityNo cancel fee	On-time71%
Iberia	Cheapest$802	Average$978	FlexibilityNo cancel fee	On-time77%

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$349+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Madrid to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Madrid to Seattle

Cheapest flights from Madrid to SeattleExplore 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 July 3, 2025.

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 July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Madrid to Seattle that are best for you.

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.

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 June 27, 2025.

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

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 July 3, 2025.

How much does it cost to fly round-trip from Madrid to Seattle?

Reviews of airlines servicing Seattle

See what other customers who have flown with Delta, United Airlines, and JetBlue from Madrid to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

How can I find direct flights from Madrid to Seattle?

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

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

Traveling to a place near Madrid?

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Top 5 airlines flying from Madrid to Seattle

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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 July 3, 2025.