MAD - SEA

£454 Find Cheap Flights from Madrid to Seattle

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Madrid to Seattle departing on 29/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Madrid to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Madrid to Seattle, as well as popular online travel agencies
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Flights Deals

Cheap Flights from Madrid to Seattle (MAD-SEA)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Madrid to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Madrid to Seattle

Mon, 29 Sep - Mon, 6 Oct
Logo
07:05 - 20:37MAD-SEA
22h 32m2 stops
Logo
17:05 - 21:55SEA-MAD
19h 50m1 stop
£454
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Thu, 6 Nov - Thu, 20 Nov
Lufthansa Logo
05:55 - 12:10MAD-SEA
15h 15m1 stop
Lufthansa Logo
14:00 - 13:05SEA-MAD
14h 05m1 stop
£476Lufthansa
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Thu, 6 Nov - Thu, 20 Nov
United Airlines Logo
05:55 - 21:56MAD-SEA
25h 01m2 stops
United Airlines Logo
05:05 - 08:05SEA-MAD
18h 00m2 stops
£489United Airlines
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Thu, 2 Oct - Mon, 13 Oct
United Airlines Logo
06:00 - 11:55MAD-SEA
14h 55m1 stop
United Airlines Logo
05:00 - 09:00SEA-MAD
19h 00m2 stops
£491United Airlines
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Mon, 29 Sep - Mon, 6 Oct
British Airways Logo
12:40 - 21:23MAD-SEA
17h 43m1 stop
British Airways Logo
20:20 - 19:40SEA-MAD
14h 20m1 stop
£495British Airways
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Tue, 7 Oct - Wed, 19 Nov
KLM Logo
17:10 - 11:50MAD-SEA
27h 40m1 stop
KLM Logo
15:00 - 16:05SEA-MAD
16h 05m1 stop
£498KLM
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Tue, 7 Oct - Wed, 19 Nov
KLM Logo
20:25 - 11:50MAD-SEA
24h 25m1 stop
KLM Logo
15:00 - 16:05SEA-MAD
16h 05m1 stop
£500KLM
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Tue, 7 Oct - Wed, 19 Nov
Delta Logo
06:00 - 18:57MAD-SEA
21h 57m2 stops
Delta Logo
07:30 - 12:15SEA-MAD
19h 45m2 stops
£503Delta
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Sat, 13 Sep - Tue, 30 Sep
Delta Logo
06:00 - 18:41MAD-SEA
21h 41m2 stops
Delta Logo
13:30 - 16:45SEA-MAD
18h 15m1 stop
£511Delta
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Tue, 5 Aug - Thu, 28 Aug
British Airways Logo
20:30 - 18:20MAD-SEA
30h 50m1 stop
British Airways Logo
13:30 - 19:55SEA-MAD
21h 25m1 stop
£644British Airways
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KAYAK's insights & trends for Madrid to Seattle flights

Get data-powered insights and trends into flights from Madrid to Seattle to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Madrid to Seattle, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Madrid to Seattle is February, where tickets cost £473 (return) on average. On the other hand, the most expensive months are August and July, where the average cost of round-trip tickets is £776 and £742 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Madrid to Seattle, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Madrid to Seattle, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 23 weeks before departure.

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Good to know - Cheap tickets from Madrid to Seattle

Low seasonMarch
High seasonAugust
Cheapest flight£452
Best time to beat the crowds (5% less expensive on average)
Most popular time to fly (20% more expensive on average)
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
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Madrid to Seattle

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

    Apart from Seattle, a number of other cities are served by Seattle-Tacoma International Airport (SEA). Three of these cities, which you can easily connect to from SEA, include Bellevue, Tacoma, and Everett. Car rentals provide the most convenient means of transport from the airport to these cities.

  • What special services are available in flights from Madrid to Seattle?

    If you book American Airlines, you will have the opportunity to get special diets or kids’ meals for your young ones when flying from MAD to SEA. All airlines along this route offer wheelchair services, which makes them accommodating to persons with reduced mobility.

  • How eco-friendly are flights from Madrid to Seattle?

    Delta and American Airlines are among the most eco-friendly airlines flying from Madrid to Seattle. These airlines have a clear program aimed at reducing its carbon emission by adopting fuel efficient engines for all its planes. Therefore, if you are booking any of these, you can fly to Seattle from Madrid while reducing your carbon print.

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

    When planning your flight from Madrid to Seattle you will need to know what transport alternatives are available once you arrive at Seattle-Tacoma International Airport (SEA). Passengers leaving the airport can take buses, car rental, or taxis. If you prefer to rent a car, try making a reservation before arriving at the airport.

  • What is the cheapest flight from Madrid to Seattle?

    In the last 3 days, the lowest price for a flight from Madrid to Seattle was £614 for a one-way ticket and £617 for a return.

  • Which aircraft models fly most regularly from Madrid to Seattle?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Madrid to Seattle?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Madrid and Seattle, with Star Alliance being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Madrid to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Madrid to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Madrid to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Madrid is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Madrid to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Seattle with an airline and back to Madrid with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Madrid to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Madrid up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Madrid to Seattle

  • Flights from Madrid to Seattle have Madrid-Barajas Airport (MAD) as the sole departure airport. Although most of the flights have Seattle-Tacoma International Airport (SEA) as the destination airport, you can fly along the less popular route. This route has Seattle Lake Union SPB (LKE) as the arrival airport, on which you are more likely to get cheaper flight deals.
  • To reach Madrid-Barajas Airport (MAD) from Downtown Madrid, use the efficient metro system. Take Line 8 (Pink) from Nuevos Ministerios or Line 10 (Dark Blue) from Plaza de España to reach Terminal 1, 2, 3, or 4. Alternatively, taxis, airport shuttles, and buses also provide convenient transport options.
  • You can fly directly from Madrid to Seattle or use flights with layovers, which are usually cheaper than the most sought after nonstop flights. British Airways and American Airlines are some of the airlines offering connecting flights, with London Heathrow Airport (LHR) and Chicago O’Hare Intl Airport (ORD) serving as the common layover airports.
  • If you are flying from Madrid to Seattle with your children, you will need an airline that has some of the best kid friendly services or amenities. United Airlines tops the list of the airlines to consider while flying with children. Compared to other airlines on this route, it has the most extra legroom and spacious seats in all its cabins, which ensures you and your kids remain comfortable all journey long.
  • Booking Air Europa Airlines, which has SEA as the operating base, gives you access to flights that are convenient to your travel schedules. This is because this airline has a high frequency of daily flights to SEA from MAD.

Everything you need to know for your flight from Madrid to Seattle

Information on your arrival and departure airports

Madrid (MAD)
Seattle (SEA)

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