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Cheap flights from Seattle to Madrid from $253

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 10/3. 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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0 bags

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Cheap round-trip flights

Iberia Logo
1:18 pm - 1:25 pmSEA-MAD
15h 07m1 stop
Iberia Logo
11:35 am - 8:09 pmMAD-SEA
17h 34m1 stop
$483Iberia
Find Deal
Tue, Aug 5 - Tue, Sep 9
 Logo
7:35 pm - 12:05 amSEA-MAD
19h 30m1 stop
 Logo
5:55 am - 5:50 pmMAD-SEA
20h 55m1 stop
Mon, Aug 11 - Wed, Aug 27
Delta Logo
6:10 am - 11:20 amSEA-MAD
20h 10m2 stops
Delta Logo
12:40 pm - 8:14 pmMAD-SEA
16h 34m1 stop
$507Delta
Find Deal
Tue, Aug 5 - Tue, Sep 9
Virgin Atlantic Logo
7:20 am - 9:35 amSEA-MAD
17h 15m1 stop
Virgin Atlantic Logo
10:05 am - 7:00 pmMAD-SEA
17h 55m1 stop
$524Virgin Atlantic
Find Deal
Mon, Aug 11 - Wed, Aug 27
Delta Logo
6:10 am - 11:20 amSEA-MAD
20h 10m2 stops
Delta Logo
10:05 am - 10:25 pmMAD-SEA
21h 20m2 stops
$532Delta
Find Deal
Tue, Aug 5 - Tue, Sep 9
British Airways Logo
3:00 pm - 7:55 amSEA-MAD
31h 55m1 stop
British Airways Logo
5:30 pm - 11:10 amMAD-SEA
26h 40m1 stop
$538British Airways
Find Deal
Sat, Sep 20 - Mon, Sep 29
British Airways Logo
8:20 pm - 7:40 pmSEA-MAD
14h 20m1 stop
British Airways Logo
4:40 pm - 11:41 pmMAD-SEA
16h 01m1 stop
$543British Airways
Find Deal
Mon, Aug 4 - Tue, Aug 26
Lufthansa Logo
10:05 am - 8:00 amSEA-MAD
36h 55m2 stops
Lufthansa Logo
6:05 am - 8:54 pmMAD-SEA
23h 49m2 stops
$589Lufthansa
Find Deal
Mon, Nov 10 - Tue, Nov 25
American Airlines Logo
6:34 am - 5:30 amSEA-MAD
13h 56m1 stop
American Airlines Logo
1:00 pm - 10:00 pmMAD-SEA
18h 00m1 stop
$592American Airlines
Find Deal
Fri, Aug 15 - Fri, Aug 22
Lufthansa Logo
3:10 pm - 11:35 pmSEA-MAD
23h 25m1 stop
Lufthansa Logo
1:35 pm - 9:31 amMAD-SEA
52h 56m2 stops
$595Lufthansa
Find Deal
Wed, Nov 12 - Wed, Nov 26

Iberia flights from Seattle to Madrid

Our best Iberia deals on Seattle to Madrid flight tickets
Iberia
Aug 5
SEA1:18 pmSeattle/Tacoma Intl
15h 07m
1 stop
MAD1:25 pmMadrid Barajas
Sep 9
MAD11:35 amMadrid Barajas
17h 34m
1 stop
SEA8:09 pmSeattle/Tacoma Intl
Iberia
Aug 4
SEA5:15 amSeattle/Tacoma Intl
18h 50m
1 stop
MAD9:05 amMadrid Barajas
Aug 19
MAD4:40 pmMadrid Barajas
16h 01m
1 stop
SEA11:41 pmSeattle/Tacoma Intl
Iberia
Oct 15
SEA2:52 pmSeattle/Tacoma Intl
13h 33m
1 stop
MAD1:25 pmMadrid Barajas
Oct 22
MAD4:40 pmMadrid Barajas
16h 10m
1 stop
SEA11:50 pmSeattle/Tacoma Intl

Delta flights from Seattle to Madrid

Our best Delta deals on Seattle to Madrid flight tickets
Delta
Aug 5
SEA6:10 amSeattle/Tacoma Intl
20h 10m
2 stops
MAD11:20 amMadrid Barajas
Sep 9
MAD12:40 pmMadrid Barajas
16h 34m
1 stop
SEA8:14 pmSeattle/Tacoma Intl
Delta
Aug 5
SEA6:10 amSeattle/Tacoma Intl
20h 10m
2 stops
MAD11:20 amMadrid Barajas
Sep 9
MAD10:05 amMadrid Barajas
21h 20m
2 stops
SEA10:25 pmSeattle/Tacoma Intl
Delta
Sep 21
SEA9:58 pmSeattle/Tacoma Intl
24h 52m
1 stop
MAD7:50 amMadrid Barajas
Sep 28
MAD10:05 amMadrid Barajas
16h 35m
1 stop
SEA5:40 pmSeattle/Tacoma Intl

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 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 $935 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.

How have Seattle to Madrid flight prices changed over time?

As of July 2025, prices for Seattle to Madrid flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Madrid

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Madrid according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best Price Found

$253

Fastest flight time

13h 33m

Direct flights

None

Airports in Madrid

1 airport
The best one-way flight to Madrid from Seattle in the past 72 hours is $253. The best round-trip flight deal from Seattle to Madrid found on momondo in the last 72 hours is $483.
The fastest flight from Seattle to Madrid takes 13h 33m
There are no direct flights from Seattle to Madrid. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Madrid Barajas Airport.
There is 1 airport near Madrid: Madrid Barajas (MAD)

  • 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 33m.

  • 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?

  • 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?


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
Scandinavian AirlinesPriceFrom $475Free CancellationRating
7.3
1,416 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom $478Free CancellationRating
7.1
1,144 reviews
Search Aer Lingus flights
IberiaPriceFrom $558Free CancellationRating
7.0
2,820 reviews
Search Iberia flights
British AirwaysPriceFrom $558Free CancellationRating
6.6
7,093 reviews
Search British Airways flights
Air CanadaPriceFrom $581Free CancellationRating
7.1
9,681 reviews
Search Air Canada flights
FinnairPriceFrom $586Free CancellationRating
7.6
1,306 reviews
Search Finnair flights
United AirlinesPriceFrom $593Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
American AirlinesPriceFrom $597Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
KLMPriceFrom $610Free CancellationRating
7.8
1,367 reviews
Search KLM flights
DeltaPriceFrom $627Free CancellationRating
8.0
7,982 reviews
Search Delta flights

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Toledo
Getafe
Segovia
Fuenlabrada
San Lorenzo de El Escorial
Guadalajara
El Arenal

Why 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.


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Tue 7/8
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