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Cheap flights from Madrid, Spain to Seattle from £401

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SEA
27 Jan — 3 Feb1
1 adult

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 22 January 2025.

Round-trip from

£401

Popular in

July

Cheapest in

February

Average price

£619
11/3-31/3
  • 11/3-31/3
  • 2 total stops
  • 36h 40m total
  • Madrid to Seattle
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£101 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
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Average for round-trip flights in January 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 22 January 2025.

Tue 11/307:05MAD - SEA
1 stop16h 55mMultiple Airlines
Mon 31/317:10SEA - MAD
1 stop19h 45mMultiple Airlines
Deal found 21/1£401
Mon 17/206:10MAD - SEA
2 stops24h 20mUnited Airlines
Mon 24/216:58SEA - MAD
3 stops31h 37mUnited Airlines
Deal found 20/1£459
Tue 18/216:50MAD - SEA
1 stop27h 56mKLM
Thu 6/314:10SEA - MAD
1 stop14h 30mKLM
Deal found 21/1£465
Tue 4/206:00MAD - SEA
1 stop14h 46mDelta
Tue 11/206:00SEA - MAD
2 stops20h 30mDelta
Deal found 22/1£466
Tue 18/207:25MAD - SEA
1 stop14h 55mLufthansa
Thu 6/314:00SEA - MAD
1 stop24h 55mLufthansa
Deal found 22/1£477
Sun 14/912:40MAD - SEA
1 stop17h 33mBritish Airways
Sun 28/920:20SEA - MAD
1 stop15h 05mBritish Airways
Deal found 22/1£560
Tue 5/813:30MAD - SEA
1 stop17h 40mJetBlue
Thu 28/811:30SEA - MAD
1 stop15h 00mJetBlue
Deal found 22/1£703
Sun 20/710:15MAD - SEA
1 stop14h 45mFinnair
Thu 31/717:40SEA - MAD
1 stop17h 25mFinnair
Deal found 21/1£710
Mon 10/309:00MAD - SEA
2 stops22h 56mVirgin Atlantic
Sat 15/322:56SEA - MAD
2 stops25h 04mVirgin Atlantic
Deal found 21/1£850
Thu 30/114:55MAD - SEA
2 stops34h 21mTurkish Airlines
Sat 15/219:00SEA - MAD
1 stop34h 00mTurkish Airlines
Deal found 21/1£904
Tue 5/819:20MAD - SEA
4 stops53h 18mEthiopian Air
Thu 28/808:00SEA - MAD
4 stops39h 05mEthiopian Air
Deal found 22/1£2,222
Thu 30/110:00MAD - SEA
1 stop18h 55mAir Europa
Sat 15/207:10SEA - MAD
1 stop15h 50mAir Europa
Deal found 21/1£2,575

Find flights from Madrid to Seattle within your budget

Customise 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 858,174 searches. Data last updated 22 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 11/3

07:05-16:00

1 stop16h 55m

Seattle/Tacoma Intl

Mon 31/3

17:10-21:55

1 stop19h 45m

£401

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 17/2

06:10-21:30

2 stops24h 20m

Seattle/Tacoma Intl

Mon 24/2

16:58-09:35

3 stops31h 37m

£459

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 18/2

16:50-11:46

1 stop27h 56m

Seattle/Tacoma Intl

Thu 6/3

14:10-13:40

1 stop14h 30m

£465

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 4/2

06:00-11:46

1 stop14h 46m

Seattle/Tacoma Intl

Tue 11/2

06:00-11:30

2 stops20h 30m

£466

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Tue 18/2

07:25-13:20

1 stop14h 55m

Seattle/Tacoma Intl

Thu 6/3

14:00-23:55

1 stop24h 55m

£477

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 17/7

10:15-16:00

1 stop14h 45m

Seattle/Tacoma Intl

Mon 28/7

17:40-20:05

1 stop17h 25m

£697

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Mon 10/3

09:00-23:56

2 stops22h 56m

Seattle/Tacoma Intl

Sat 15/3

22:56-08:00

2 stops25h 04m

£850

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 29/5

19:20-15:38

4 stops53h 18m

Seattle/Tacoma Intl

Mon 16/6

22:15-08:05

3 stops48h 50m

£2,343

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Thu 13/3

12:00-18:05

1 stop38h 05m

Seattle/Tacoma Intl

Mon 24/3

20:00-10:25

1 stop30h 25m

£2,354

MadridSeattle

MAD - SEA

MADSEA

Madrid Barajas

Sun 16/3

10:20-22:38

2 stops44h 18m

Seattle/Tacoma Intl

Tue 25/3

23:48-20:20

2 stops36h 32m

£4,863

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 14 results
1
2

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 return 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 return flight from Madrid to Seattle. Price data was last updated on 17 January 2025.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Madrid to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 £622). Flying from Madrid to Seattle in July is currently the most expensive (average of £946). 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.

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 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 22 January 2025.
Get a feel of what it's like to fly with Turkish Airlines, Delta and KLM from Madrid to Seattle by reading reviews from past customers. 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
8,521 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
8,521 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
664 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very Good
8,521 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.6

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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 £459. Additional return tickets that might be worth considering are offered by KLM and Delta, with the lowest prices starting at £465 and £466, respectively. United Airlines is currently priced 37% 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 Delta. According to our data, you can fly for as low as £681. Users have also found prices from £692 and £1,145 on TAP AIR PORTUGAL and United 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 holiday 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 £622). Flying from Madrid to Seattle in July is currently the most expensive (average of £946). 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

Travelling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell

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Of course! You can now track prices for flights from Madrid to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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