Cheap flights from Seattle to Madrid from $273
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 10/27. 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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Fly from
Fly to
Route
Depart
Return
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Mon 11/23
5:50 pm-9:45 pm
1 stop18h 55m
Madrid Barajas
Mon 12/7
7:00 am-3:55 pm
1 stop17h 55m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Sun 11/22
3:00 pm-9:45 pm
1 stop21h 45m
Madrid Barajas
Mon 12/7
7:00 am-3:55 pm
1 stop17h 55m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Mon 3/15
8:05 pm-1:15 pm
1 stop33h 10m
Madrid Barajas
Fri 4/2
2:40 pm-5:20 pm
1 stop35h 40m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Sun 11/8
7:05 pm-8:00 am
2 stops27h 55m
Madrid Barajas
Tue 11/24
1:25 pm-9:27 am
2 stops29h 02m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Sun 2/14
2:50 pm-5:50 pm
1 stop18h 00m
Madrid Barajas
Wed 3/3
6:05 am-12:00 pm
1 stop14h 55m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Tue 1/12
6:45 pm-5:05 pm
1 stop13h 20m
Madrid Barajas
Mon 1/25
12:55 am-1:25 pm
1 stop21h 30m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Wed 11/4
1:50 pm-4:20 pm
1 stop17h 30m
Madrid Barajas
Wed 11/18
6:05 am-12:00 pm
1 stop14h 55m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Sat 1/16
11:59 pm-6:10 am
1 stop21h 11m
Madrid Barajas
Tue 2/2
1:00 pm-10:35 pm
1 stop18h 35m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Sat 11/21
3:15 pm-8:00 am
2 stops55h 45m
Madrid Barajas
Thu 12/3
6:05 am-9:32 am
2 stops36h 27m
SeattleMadrid
SEA Seattle/Tacoma Intl - MAD Madrid Barajas
SEAMAD
Seattle/Tacoma Intl
Sun 3/21
8:05 pm-4:55 pm
1 stop36h 50m
Madrid Barajas
Sat 3/27
11:55 am-5:20 pm
1 stop37h 25m
See travel insights to Madrid from
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 typical price of a round-trip flight between Seattle and Madrid?
Prices are currently low for flights on this route.
Typical prices usually range from $640 to $852.The lowest price recently found on this route was $639.
What is the cheapest month to fly to Madrid?
The month of February is, on average, the cheapest month to fly to Madrid from Seattle, with most prices found around $594. If you don’t want to visit Madrid in February, then you should wait until January to fly from Seattle, when ticket prices are also cheap, with an average price of $643.
How far in advance should I book a flight from Seattle 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 $871 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 $715 on momondo.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Madrid Barajas?
British Airways, Delta, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Madrid Barajas
What airlines fly to Madrid?
British Airways, Delta and Lufthansa 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 38% of people opting to fly with this airline when traveling to Madrid. Keep in mind that there are 11 different airlines that fly to Madrid on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between Seattle and Madrid?
London (LHR) was the most common stop: 23% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from Seattle to Madrid?
Flights via Paris (CDG) offer the lowest average round-trip price of $561.
Which layover airport has the shortest travel time from Seattle to Madrid?
Flights connecting via Paris (CDG) have the shortest average one-way travel time: 12h 50m.
Which layover airport has the shortest connection time from Seattle to Madrid?
Munich (MUC) has the shortest average layover time for this route: 1h 15m.
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
Frequently asked questions about flying 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 25m.
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 11 as of October 2026.
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 27% of all bookings. The subsequent popular airlines are Delta at 23%, Lufthansa at 15%, and Air France at 7%.
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 $439 | Free Cancellation | Rating 7.0 3,252 reviews | |||
| PriceFrom $479 | Free Cancellation | Rating 6.7 8,255 reviews | |||
| PriceFrom $487 | Free Cancellation | Rating 7.8 8,646 reviews | |||
| PriceFrom $489 | Free Cancellation | Rating 7.0 12,146 reviews | |||
| PriceFrom $490 | Free Cancellation | Rating 7.4 10,319 reviews | |||
| PriceFrom $500 | Free Cancellation | Rating 6.8 8,271 reviews | |||
| PriceFrom $523 | Free Cancellation | Rating 7.5 1,650 reviews | |||
| PriceFrom $538 | Free Cancellation | Rating 7.3 1,817 reviews | |||
| PriceFrom $563 | Free Cancellation | Rating 7.1 11,745 reviews | |||
| PriceFrom $597 | Free Cancellation | Rating 7.8 1,580 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.