MAD - SEA

£427 Find Cheap Flights from Madrid to Seattle – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£647
Typical prices: £638-£870
Delta
Tue 23/1Thu 1/2
MAD - SEA • 1 stop
Cheapest one-way flight
£427
Typical prices: £442-£719
KLM
Fri 23/2
MAD - SEA • 1 stop
Direct flights
Not available
There are currently no direct flights between Madrid and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
5 weeks
in advance
Our data shows that travellers who book at least 5 weeks in advance save around 28% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 15% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Montreal Pierre Elliott Trudeau Intl (YUL)
Cheapest • Avg £531 (return)
Paris Charles de Gaulle (CDG)
Shortest trip • 14h 14m (one-way)
Insights
Insights
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We hope you enjoy your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Madrid to Seattle (MAD-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Madrid to Seattle

Sat, 23 Jan - Mon, 1 Feb
Delta Logo
06:05 - 11:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
15:30 - 15:20SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
14h 50m1 stop Paris Charles de Gaulle
£647Delta
Sat, 23 Jan - Mon, 1 Feb
Delta Logo
06:05 - 11:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
06:00 - 11:30SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 30m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
£649Delta
Fri, 29 Jan - Thu, 11 Feb
Delta Logo
06:05 - 11:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
11:45 - 17:45SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
21h 00m2 stops Cincinnati Cinci./N. Kentucky Paris Charles de Gaulle
£650Delta
Sat, 23 Jan - Mon, 1 Feb
Delta Logo
06:05 - 11:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
06:00 - 11:30SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 30m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
£651Delta
Sat, 23 Jan - Mon, 1 Feb
Delta Logo
06:05 - 11:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
15:30 - 15:20SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
14h 50m1 stop Paris Charles de Gaulle
£652Delta
Fri, 29 Jan - Thu, 11 Feb
Delta Logo
06:05 - 11:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
14:20 - 16:05SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
16h 45m1 stop Amsterdam Schiphol
£653Delta
Sat, 23 Jan - Mon, 1 Feb
Delta Logo
06:05 - 14:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
17h 45m2 stops Amsterdam Schiphol Salt Lake City
Delta Logo
06:00 - 11:30SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 30m2 stops Minneapolis St Paul Paris Charles de Gaulle
£653Delta
Fri, 29 Jan - Thu, 11 Feb
Delta Logo
06:05 - 11:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
14h 45m1 stop Amsterdam Schiphol
Delta Logo
14:20 - 16:05SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
16h 45m1 stop Amsterdam Schiphol
£655Delta
Sat, 23 Jan - Mon, 1 Feb
Delta Logo
06:05 - 14:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
17h 45m2 stops Amsterdam Schiphol Salt Lake City
Delta Logo
06:00 - 11:30SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
20h 30m2 stops Minneapolis St Paul Paris Charles de Gaulle
£656Delta
Fri, 29 Jan - Thu, 11 Feb
Delta Logo
06:05 - 14:50MAD  Madrid Barajas-SEA Seattle/Tacoma Intl
17h 45m2 stops Amsterdam Schiphol Salt Lake City
Delta Logo
11:45 - 15:20SEA  Seattle/Tacoma Intl-MAD Madrid Barajas
18h 35m2 stops Cincinnati Cinci./N. Kentucky Paris Charles de Gaulle
£656Delta
Booking Insights

Price, demand, and travel trends for Madrid to Seattle flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Madrid to Seattle?

Return flights from Madrid to Seattle typically range from £638 to £870. The lowest price found in the past 5 days was £647 on Delta.

What's the cheapest day of the week to fly from Madrid to Seattle?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Madrid to Seattle. It's 13% cheaper than the average day, while Saturday is the most expensive, with prices 27% higher.

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

•February is the cheapest month to fly from Madrid to Seattle at £619 return.
•July (£830) and October (£809) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 34% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Madrid to Seattle the cheapest?

Flights from Madrid to Seattle are cheapest 5 weeks before departure. Booking in this window typically costs about 28% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Madrid to Seattle flights

Low season

February

Cheapest flight

£427
Beat the crowds with an average 46% drop in traveller numbers.
The most popular month to fly with an average 96% increase in traveller numbers.
One-way flight from Madrid to Seattle

When to book flights from Madrid to Seattle

Are your dates flexible? Find out the best times to travel from Madrid to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Madrid to Seattle flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Madrid to Seattle?

    Only Economy class is available on flights from Madrid to Seattle.

  • How long is a flight from Madrid to Seattle?

    A direct flight from Madrid to Seattle takes 00m, covering 5,292 miles.

  • Do I need a passport to fly from Madrid to Seattle?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Madrid to Seattle flight?

    Return flights from Madrid to Seattle range from £638 to £870, with an average of £729 over the past 12 months. Anything below £638 counts as a good deal.

  • How expensive are last-minute Madrid to Seattle flights?

    Last-minute fares on this route (booked within two weeks of departure) run 20% above the £729 route average. Book 5 weeks before departure for the lowest fares.

  • Have flight prices from Madrid to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £647 to £4,256. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Madrid to Seattle looking right now?

    One-way fares from Madrid to Seattle are currently higher than usual. Average one-way flight prices are about £1,536, which is 190% above the typical average for this route.

  • Which car hire options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car hire companies, with daily rates averaging £45 for economy cars. Top options include:

    • Europcar
    • Fox
    • Thrifty
    • Budget
    • Dollar

  • Which airports can I use when flying from Madrid to Seattle?

    Flights from Madrid to Seattle usually depart from Madrid Barajas (MAD) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Madrid to Seattle pass through?

    One-stop flights from Madrid to Seattle most commonly connect through:

    • Frankfurt am Main (FRA) – 21% of one-stop connections
    • Paris Charles de Gaulle (CDG) – 18% of one-stop connections
    • Amsterdam Schiphol (AMS) – 17% of one-stop connections
    • Boston Logan Intl (BOS) – 15% of one-stop connections

  • Can I save money by using flexible dates for flights from Madrid to Seattle?

    Yes. Flexible dates can save you up to 32% on flights from Madrid to Seattle. Thursday is the cheapest departure day at £635 return on average, while Saturday is the most expensive at £927, a difference of £291.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Madrid to Seattle?

    Flying via Paris Charles de Gaulle (CDG) gives the shortest average 1-stop total travel time of 14h 14m, compared to 14h 28m via Munich Franz Josef Strauss (MUC) and 14h 51m via Amsterdam Schiphol (AMS).

  • What is the time difference between Madrid and Seattle?

    Seattle is 9 hours behind Madrid (Pacific Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are The Westin Seattle, Seattle Center, and Seattle Marriott Waterfront. These are among the most viewed places in Seattle on KAYAK.

  • Which other cities can I connect from Seattle-Tacoma International Airport?

    In addition to Seattle, Seattle-Tacoma International Airport (SEA) also serves other cities. Three cities that can be reached from SEA are Bellevue, Tacoma and Everett. Car rentals are the most convenient way to travel from the airport to these cities.

  • How do travelers landing to Seattle International Airport (SEA) from Madrid International Airport get out of the airport?

    Travelers arriving at Seattle-Tacoma International Airport (SEA) can leave the airport by bus, rental car or taxi. For rental cars, a reservation can be made before arrival.

Your guide to booking Madrid to Seattle flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Saturday. On this route, Thursday flights average £635, about £291 less than Saturday fares (31% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 5 weeks before you fly. On this route, that window historically saves about 28% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Madrid to Seattle trip for February. Fares historically average £619 return in that month – typically £211 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport
  • If you're heading to Madrid-Barajas Airport (MAD) from downtown Madrid, take Line 10 (Dark Blue) from Plaza de España to Nuevos Ministerios, then transfer to Line 8 for the Airport T1-T2-T3 or Airport T4 stations. Taxis and buses also run to the airport, including the 24-hour Airport Express from Atocha railway station.
  • Consider booking Air Europa Airlines out of Madrid-Barajas Airport (MAD), its hub. It serves the United States through JFK, MIA and BOS, which can offer more options for your schedule.

More options for your flight from Madrid to Seattle

Complete your trip to Seattle with a hotel stay or car hire

Car hire in Seattle
Hotels in Seattle
Holidays in Seattle