Cheap flights from Seattle to Madrid from $257
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Madrid departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Seattle to Madrid
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Madrid?
The month of November is, on average, the cheapest month to fly to Madrid from Seattle, with most prices found around $700. If you don’t want to visit Madrid in November, then you should wait until February to fly from Seattle, when ticket prices are also cheap, with an average price of $727.
What is the cheapest day to depart on your flight to Madrid?
The cheapest day to depart on your flight to Madrid is on a Tuesday when prices can be found for as low as $787. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Madrid on Saturday is $1,087.
What is the cheapest time of day to depart on your flight to Madrid?
Flying to Madrid from Seattle in the evening is the least expensive time of day to depart. momondo users have found prices as low as $831 when looking at flights departing in the evening. Flights to Madrid are more costly at noon, with an average ticket price of $1,006. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Madrid?
You are more likely to see cheaper flights to Madrid from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around $937 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from Seattle for as low as $818 on momondo.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Madrid Barajas?
Scandinavian Airlines, Aer Lingus, and JetBlue are the most popular carriers operating from Seattle/Tacoma Intl to Madrid Barajas
What airlines fly to Madrid?
British Airways, Delta and Iberia are the top three most popular airlines that fly to Madrid from Seattle according to our data. British Airways is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Madrid. Keep in mind that there are 14 different airlines that fly to Madrid on a routine basis, so you have a few additional options to choose from.
When to book flights from Seattle to Madrid
Cheap Seattle to Madrid (SEA to MAD) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Madrid
How far is Seattle/Tacoma Intl to Madrid Barajas by plane?
The straight-line distance from Seattle/Tacoma Intl to Madrid Barajas is 5284.3 mi. A reasonable flight in good conditions will take 13h 00m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Madrid Barajas Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Madrid Barajas Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Madrid Barajas Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Madrid Barajas Airport is 14 as of June 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Madrid Barajas Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Madrid Barajas Airport.
What documentation or ID do you need to fly to Madrid Barajas Airport?
The travel and health documents you'll need for your trip to Madrid Barajas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Madrid Barajas Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Madrid?
momondo data reveals that the most frequently booked airline on the route from Seattle to Madrid is British Airways, representing 25% of all bookings. The subsequent popular airlines are Delta at 13%, Iberia at 11%, and American Airlines at 11%.
Best airlines flying from Seattle to Madrid
Compare and see reviews for airlines that fly from Seattle to Madrid with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $475 | Free Cancellation | Rating 7.3 1,393 reviews | |||
| PriceFrom $503 | Free Cancellation | Rating 7.1 1,120 reviews | |||
| PriceFrom $562 | Free Cancellation | Rating 7.0 2,778 reviews | |||
| PriceFrom $563 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $581 | Free Cancellation | Rating 7.1 9,572 reviews | |||
| PriceFrom $586 | Free Cancellation | Rating 7.6 1,292 reviews | |||
| PriceFrom $599 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $610 | Free Cancellation | Rating 7.8 1,364 reviews | |||
| PriceFrom $615 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $630 | Free Cancellation | Rating 7.3 3,853 reviews |
Traveling to a place near Madrid?
Book flights to Madrid if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Seattle to Madrid?
Finding the right flight to Madrid from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Madrid quick and easy, saving you time and money.
Can I find flights from Seattle to Madrid with flexible booking policies on momondo?
momondo does allow users to show only those flights to Madrid from Seattle which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Seattle to Madrid?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Madrid.
I’m not ready to book a flight from Seattle to Madrid right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Seattle to Madrid flights. All you need is a valid email address and we will do the rest; it is that quick and easy.