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 $586. Additional round-trip tickets that might be worth considering are offered by Finnair and Iberia, with the lowest prices starting at $654 and $672, respectively. Scandinavian Airlines is currently priced 33% 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 Scandinavian Airlines. According to our data, you can fly for as low as $417. Users have also found prices from $606 and $637 on Aer Lingus and Turkish Airlines, respectively.

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.

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 July. Prices are generally better when you fly from Madrid to Seattle in February, with the cheapest ticket starting at $570.

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.

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.

$286+ Flights from Madrid, Spain to Seattle

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Find cheap flights from Madrid to Seattle with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$555 (Flighttix)
One-way from	$286 (Kiwi.com)
Popular in	July
Cheapest in	February
Average price	$776

Provider with most accurate pricing for Madrid Barajas-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Madrid Barajas-Seattle/Tacoma Intl flights.

Search Deals

From Madrid Barajas to Seattle/Tacoma Intl

Search Deals

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

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($151 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

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 March 28, 2025.

Thu 5/2212:55 pmMAD - SEA

1 stop33h 55mScandinavian Airlines

Wed 6/44:00 pmSEA - MAD

1 stop35h 10mScandinavian Airlines

Deal found 3/28

$379

Thu 5/227:05 amMAD - SEA

1 stop17h 00mMultiple Airlines

Thu 5/295:05 pmSEA - MAD

1 stop19h 50mMultiple Airlines

Deal found 3/27

$582

Wed 5/74:00 pmMAD - SEA

1 stop17h 55mIberia

Sat 5/172:20 pmSEA - MAD

1 stop14h 05mIberia

Deal found 3/27

$681

Wed 5/71:00 pmMAD - SEA

1 stop19h 09mAmerican Airlines

Sat 5/172:20 pmSEA - MAD

1 stop14h 05mAmerican Airlines

Deal found 3/27

$683

Wed 5/712:45 pmMAD - SEA

2 stops29h 33mAir Canada

Sat 5/177:20 amSEA - MAD

1 stop14h 20mAir Canada

Deal found 3/27

$714

Tue 5/66:00 amMAD - SEA

2 stops25h 13mUnited Airlines

Tue 5/207:20 amSEA - MAD

1 stop14h 20mUnited Airlines

Deal found 3/27

$725

Thu 5/2210:15 amMAD - SEA

1 stop14h 45mFinnair

Wed 6/45:40 pmSEA - MAD

1 stop17h 25mFinnair

Deal found 3/27

$732

Tue 5/66:00 amMAD - SEA

2 stops17h 13mLufthansa

Wed 5/216:50 pmSEA - MAD

1 stop13h 45mLufthansa

Deal found 3/27

$745

Thu 10/26:00 amMAD - SEA

1 stop19h 05mDelta

Mon 10/136:35 pmSEA - MAD

1 stop13h 10mDelta

Deal found 3/27

$767

Fri 5/97:05 amMAD - SEA

1 stop17h 52mKLM

Fri 5/231:55 pmSEA - MAD

1 stop14h 45mKLM

Deal found 3/27

$772

Fri 4/412:40 pmMAD - SEA

1 stop17h 34mBritish Airways

Wed 4/98:20 pmSEA - MAD

1 stop14h 35mBritish Airways

Deal found 3/27

$799

Thu 5/810:05 amMAD - SEA

2 stops17h 28mSWISS

Thu 5/2212:35 pmSEA - MAD

2 stops35h 45mSWISS

Deal found 3/27

$856

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 March 28, 2025.

Thu 4/247:05 amMAD - SEA

1 stop17h 00mMultiple Airlines

Wed 5/78:13 amSEA - MAD

2 stops28h 42mMultiple Airlines

Deal found 3/26

$555

Thu 6/512:55 pmMAD - SEA

1 stop33h 55mScandinavian Airlines

Sat 8/234:00 pmSEA - MAD

1 stop16h 45mScandinavian Airlines

Deal found 3/27

$586

Thu 5/1510:15 amMAD - SEA

1 stop14h 45mFinnair

Wed 5/285:40 pmSEA - MAD

1 stop17h 25mFinnair

Deal found 3/26

$654

Thu 4/244:40 pmMAD - SEA

1 stop15h 29mIberia

Wed 5/72:20 pmSEA - MAD

1 stop14h 05mIberia

Deal found 3/26

$672

Wed 5/71:00 pmMAD - SEA

1 stop19h 09mAmerican Airlines

Sat 5/172:20 pmSEA - MAD

1 stop14h 05mAmerican Airlines

Deal found 3/27

$683

Wed 5/712:45 pmMAD - SEA

2 stops29h 33mAir Canada

Sat 5/177:20 amSEA - MAD

1 stop14h 20mAir Canada

Deal found 3/27

$714

Tue 5/66:00 amMAD - SEA

2 stops25h 13mUnited Airlines

Tue 5/207:20 amSEA - MAD

1 stop14h 20mUnited Airlines

Deal found 3/27

$725

Thu 5/86:00 amMAD - SEA

2 stops21h 33mLufthansa

Sun 5/186:50 pmSEA - MAD

1 stop18h 35mLufthansa

Deal found 3/26

$747

Fri 4/186:00 amMAD - SEA

1 stop14h 45mDelta

Wed 4/236:40 pmSEA - MAD

1 stop13h 05mDelta

Deal found 3/27

$767

Fri 5/97:05 amMAD - SEA

1 stop17h 52mKLM

Fri 5/231:55 pmSEA - MAD

1 stop14h 45mKLM

Deal found 3/27

$772

Wed 8/1312:00 pmMAD - SEA

1 stop31h 35mTurkish Airlines

Wed 8/207:10 pmSEA - MAD

1 stop30h 15mTurkish Airlines

Deal found 3/26

$799

Sat 4/268:55 pmMAD - SEA

1 stop23h 35mBritish Airways

Sat 5/38:20 pmSEA - MAD

1 stop28h 20mBritish Airways

Deal found 3/27

$838

Last-minute flights from Madrid to Seattle
Discover last-minute flight deals from Madrid to Seattle. Data last updated March 28, 2025 and is based on user searches.

Tue 4/17:35 pmMAD - SEA

4 stops57h 46mEthiopian Air

Wed 4/308:15 amSEA - MAD

3 stops63h 50mEthiopian Air

Deal found 3/28

$2,975

Wed 4/26:25 amMAD - SEA

2 stops45h 44mMultiple Airlines

Wed 4/95:45 amSEA - MAD

3 stops26h 50mMultiple Airlines

Deal found 3/27

$1,084

Thu 4/35:10 pmMAD - SEA

1 stop27h 35mKLM

Thu 4/102:10 pmSEA - MAD

1 stop14h 30mKLM

Deal found 3/28

$966

Thu 4/37:35 pmMAD - SEA

4 stops57h 46mEthiopian Air

Thu 4/108:15 amSEA - MAD

4 stops39h 50mEthiopian Air

Deal found 3/28

$2,975

Thu 4/37:40 amMAD - SEA

1 stop18h 35mTurkish Airlines

Mon 4/147:10 pmSEA - MAD

1 stop30h 15mTurkish Airlines

Deal found 3/27

$3,361

Fri 4/412:40 pmMAD - SEA

1 stop17h 34mBritish Airways

Wed 4/98:20 pmSEA - MAD

1 stop14h 35mBritish Airways

Deal found 3/27

$799

Fri 4/46:00 amMAD - SEA

1 stop14h 45mDelta

Wed 4/97:15 amSEA - MAD

2 stops19h 05mDelta

Deal found 3/27

$810

Fri 4/412:45 pmMAD - SEA

3 stops34h 14mUnited Airlines

Wed 4/912:54 pmSEA - MAD

2 stops18h 21mUnited Airlines

Deal found 3/27

$884

Wed 4/94:40 pmMAD - SEA

1 stop15h 29mIberia

Wed 4/166:58 amSEA - MAD

1 stop17h 07mIberia

Deal found 3/27

$918

Thu 4/107:05 amMAD - SEA

1 stop17h 00mMultiple Airlines

Sun 4/135:05 pmSEA - MAD

1 stop19h 50mMultiple Airlines

Deal found 3/27

$709

Fri 4/1811:45 amMAD - SEA

1 stop14h 14mLufthansa

Wed 4/236:50 pmSEA - MAD

1 stop18h 35mLufthansa

Deal found 3/27

$745

Fri 4/186:00 amMAD - SEA

1 stop14h 45mDelta

Wed 4/236:40 pmSEA - MAD

1 stop13h 05mDelta

Deal found 3/27

$767

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 March 28, 2025.

Sat 5/1011:30 pmMAD - SEA

2 stops46h 28mMultiple Airlines

Deal found 3/27

$286

Sun 5/256:35 pmMAD - SEA

1 stop28h 15mScandinavian Airlines

Deal found 3/28

$417

Sat 9/610:35 amMAD - SEA

1 stop15h 24mAer Lingus

Deal found 3/27

$606

Fri 5/22:45 pmMAD - SEA

1 stop35h 30mTurkish Airlines

Deal found 3/27

$637

Mon 6/96:00 amMAD - SEA

2 stops19h 32mDelta

Deal found 3/28

$761

Mon 6/911:05 amMAD - SEA

3 stops32h 18mTAP AIR PORTUGAL

Deal found 3/28

$795

Mon 4/71:30 amMAD - SEA

3 stops32h 28mAvianca

Deal found 3/28

$850

Tue 5/2712:45 pmMAD - SEA

3 stops38h 29mUnited Airlines

Deal found 3/27

$1,474

Tue 5/277:35 pmMAD - SEA

4 stops53h 03mEthiopian Air

Deal found 3/27

$2,078

Mon 6/211:35 amMAD - SEA

1 stop20h 34mFinnair

Deal found 3/27

$2,201

Mon 6/212:10 pmMAD - SEA

2 stops18h 31mBritish Airways

Deal found 3/27

$2,301

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 4/24

7:05 am-3:05 pm

1 stop17h 00m

Seattle/Tacoma Intl

Wed 5/7

8:13 am-9:55 pm

2 stops28h 42m

$555

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 6/5

12:55 pm-1:50 pm

1 stop33h 55m

Seattle/Tacoma Intl

Sat 8/23

4:00 pm-5:45 pm

1 stop16h 45m

$586

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 5/15

10:15 am-4:00 pm

1 stop14h 45m

Seattle/Tacoma Intl

Wed 5/28

5:40 pm-8:05 pm

1 stop17h 25m

$654

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 4/24

4:40 pm-11:09 pm

1 stop15h 29m

Seattle/Tacoma Intl

Wed 5/7

2:20 pm-1:25 pm

1 stop14h 05m

$672

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 5/7

1:00 pm-11:09 pm

1 stop19h 09m

Seattle/Tacoma Intl

Sat 5/17

2:20 pm-1:25 pm

1 stop14h 05m

$683

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Wed 5/7

12:45 pm-9:18 am

2 stops29h 33m

Seattle/Tacoma Intl

Sat 5/17

7:20 am-6:40 am

1 stop14h 20m

$714

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 5/6

6:00 am-10:13 pm

2 stops25h 13m

Seattle/Tacoma Intl

Tue 5/20

7:20 am-6:40 am

1 stop14h 20m

$725

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 5/8

6:00 am-6:33 pm

2 stops21h 33m

Seattle/Tacoma Intl

Sun 5/18

6:50 pm-10:25 pm

1 stop18h 35m

$747

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Fri 4/18

6:00 am-11:45 am

1 stop14h 45m

Seattle/Tacoma Intl

Wed 4/23

6:40 pm-4:45 pm

1 stop13h 05m

$767

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Fri 5/9

7:05 am-3:57 pm

1 stop17h 52m

Seattle/Tacoma Intl

Fri 5/23

1:55 pm-1:40 pm

1 stop14h 45m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 26 results

Compare providers for flights from Madrid to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Madrid to Seattle in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
FlightHub	Price Accuracy3 stars	Trust Score*3 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 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.

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 $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?

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

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

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

Read through reviews of airlines operating flights from Madrid to Seattle, such as 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

7,897 reviews

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

7,897 reviews

Delta

8.0

Very good

7,897 reviews

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

1,321 reviews

Delta

8.0

Very good

7,897 reviews

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

1,267 reviews

Delta

8.0

Very good

7,897 reviews

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

1,570 reviews

Delta

8.0

Very good

7,897 reviews

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

8,603 reviews

Delta

8.0

Very good

7,897 reviews

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

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 $586. Additional round-trip tickets that might be worth considering are offered by Finnair and Iberia, with the lowest prices starting at $654 and $672, respectively. Scandinavian Airlines is currently priced 33% 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 Scandinavian Airlines. According to our data, you can fly for as low as $417. Users have also found prices from $606 and $637 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

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Leavenworth

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Shoreline

Lynnwood

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Redmond

Monroe

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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$926	FlexibilityNo cancel fee	On-time75%
Air France	Cheapest$604	Average$829	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$719	Average$997	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$753	Average$846	FlexibilityNo cancel fee	On-time71%
Iberia	Cheapest$802	Average$978	FlexibilityNo cancel fee	On-time77%

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$286+ 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 5/10. 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

Most accurate provider

Most trusted provider

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 March 28, 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 March 28, 2025.

Cheapflights Fare Finder

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

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 March.

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 March 21, 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 March 28, 2025.

Rainfall in Seattle by month

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

Temperature in Seattle by month

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

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Madrid to Seattle, such as 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.

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?

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

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

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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 March 28, 2025.