Cheap flights from Seattle to Madrid

Compare Seattle to Madrid flight deals

Find the cheapest month or even day of the year to fly to Madrid

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Flight deals from Seattle to Madrid Airport

Looking for a cheap last-minute deal or the best return flight from Seattle to Madrid Airport? If you want to travel next month, return fares start from $822. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Madrid

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Madrid flights are currently cheapest in September.

Seattle to Madrid: Alternative routes

Compare routes from Seattle to Madrid below. You may find an airport to fly into that's cheaper, faster, or easier than Madrid.

Seattle to Madrid: Flight information

The things to know before you go.
Cheapest flight found$411
Cheapest month to flySeptember

Finding cheap flights from Seattle to Madrid: Frequently asked questions

The best price we found for a return flight from Seattle to Madrid is $822. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seattle to Madrid. But we found flights with one stop from $822.
As of March 2026, there are no flights flying from Seattle to Madrid.
The cheapest month to fly from Seattle to Madrid is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Madrid Airport on Monday, 13 April 2026.
No airlines currently offer direct flights between Seattle and Madrid Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Madrid but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Madrid is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Madrid is Condor .

Travelling from Seattle to Adolfo Suarez Madrid-Barajas Airport (MAD): What you need to know

  • Adolfo Suarez Madrid-Barajas Airport is located in Madrid. The city runs on the UTC+1 timezone and is nine hours ahead of Seattle.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport on time to catch your flight from Seattle to MAD.

  • July is a busy time to fly out. If you're heading away then or during a major holiday like July Fourth, get there even earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international journeys.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • We make it a piece of cake to find cheap flights from Seattle to MAD with a stopover. To explore all the options leaving from Seattle-Tacoma International Airport (SEA), uncheck 'Direct flights only.' Then, simply select a flight that has a stop long enough to tour your chosen city. Major stopovers between SEA and MAD include:

    • London Heathrow Airport (LHR)

    • Amsterdam Schiphol Airport (AMS)

    • Paris Charles de Gaulle Airport (CDG)

  • Travelling from central Seattle to SEA takes about 35 minutes by public transport. If you drive, ride-share or get a taxi, you'll cover the 23 kilometres in 25 minutes or so, depending on traffic conditions.

  • Have an early flight from Seattle to Adolfo Suarez Madrid-Barajas Airport? Avoid the mad dash to the terminal (and get some extra shut-eye) by choosing one of these hotels close to Seattle-Tacoma International Airport:

  • 80% of flights departing from Seattle-Tacoma International Airport reach their destination on schedule. Given its strong on-time stats, you're unlikely to experience delays when taking off from SEA.

Seattle Paine Field International Airport (PAE)

  • On public transport, you can travel from central Seattle to PAE in about 1 hour 30 minutes. The terminal is roughly 40 kilometres away, and making the journey by car takes approximately 40 minutes.

  • Catching an early morning flight? Think about checking in to one of these accommodation options near Seattle Paine Field International Airport the day before your Seattle to MAD flight:

  • The majority of flights that leave Seattle Paine Field International Airport land at their destination on schedule. It boasts an on-time performance rate of 80%.

About Adolfo Suarez Madrid-Barajas Airport (MAD)

Getting from Adolfo Suarez Madrid-Barajas Airport (MAD) to central Madrid

  • Central Madrid is around 13 kilometres from Adolfo Suarez Madrid-Barajas Airport and takes about 20 minutes to reach by car. Work out your options for getting into the city, whether that's with a car hire, taxi or ride-share.

  • When travelling by public transport, expect a journey time of about 30 minutes.

How to find the cheapest flights from Seattle to Adolfo Suarez Madrid-Barajas Airport (MAD)

  • The cheapest price we've found for a one-way ticket from Seattle to Adolfo Suarez Madrid-Barajas Airport is $411. For a return flight on this route, the best price is $822. Depending on when you want to go and the availability, these fares could change.

  • Booking in advance is often the key to scoring a cheap flight from Seattle to MAD. Fares tend to rise as seats fill up, so the closer you get to departure, the more you'll likely spend on your ticket.

  • If you can be flexible with your trip dates, try using the 'Whole month' tool. It'll show you the cheapest price across each month when searching for your Seattle to Adolfo Suarez Madrid-Barajas Airport ticket.

  • Finding a cheap plane ticket from Seattle to MAD couldn't be easier with Price Alerts. All you need to do is create one of these automatic alerts and we'll notify you when there's a price drop.

  • Save on your flight from Seattle to Adolfo Suarez Madrid-Barajas Airport by using the search filters. Select your preferred times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Seattle to Adolfo Suarez Madrid-Barajas Airport (MAD)

  • Picture the kind of break you want when planning the timing of your trip. December is the quietest month to go to Madrid. July is when most people book flights from Seattle to Adolfo Suarez Madrid-Barajas Airport (MAD), which may be ideal if you enjoy travelling when it's busier.

  • Lock in a Seattle to MAD plane ticket departing in July if you want to visit the city during its warmest month. Expect temperatures in Madrid to range from 18ºC (64ºF) to 37ºC (99ºF).

  • January sees temperatures of between 0ºC (32ºF) and 12ºC (54ºF). Look for cheap tickets from Seattle to Adolfo Suarez Madrid-Barajas Airport around that time if you like travelling in cooler conditions.

More about Madrid

  • When it comes to looking for somewhere to rest your head, you'll find the best stays in Madrid right here. Check out these hotels once you've locked in your flight from Seattle to Adolfo Suarez Madrid-Barajas Airport:

  • You'll find loads of things to do in Madrid when you're ready to sightsee. Kick off your exploring at Museo del Prado followed by Thyssen-Bornemisza National Museum and Plaza Mayor.

Explore more of Spain

  • Zaragoza is just one of the many places in Spain waiting to be explored after you've experienced Madrid. Around 274 kilometres away to the northeast, well-known attractions include Plaza del Pilar, La Seo del Salvador and Basílica de Nuestra Senora del Pilar.

  • If you want to check out another corner of Spain, head for Salamanca, roughly 193 kilometres west of Madrid. Catedral de Salamanca, Salamanca, Casco Historico and Plaza Mayor are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.