Are direct flights from Seattle to Madrid always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers. However, they are not always the most economical choice. Flights with connections can sometimes be more affordable, depending on the route and airline.

Can flexible travel dates help on Seattle to Madrid flights?

Yes, being flexible with your travel dates can often lead to finding cheaper flights. Prices for airfare can vary significantly between different days of the week or even within the same month. Adjusting your departure or return by a few days may result in notable savings.

What extra costs should I check before booking Seattle to Madrid flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may charge for amenities that others include. Being aware of these additional fees can help you calculate the true total cost of your journey.

Flights From Seattle

To Madrid

Cheap Flights from Seattle to Madrid

Browse current best options from Seattle. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Seattle

RatePunk searches hundreds of travel sites at once for deals on flights to Madrid

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Seattle to Madrid

Explore current cheapest deals departing from Seattle to Madrid

2026-10-04 – 2026-10-17
SEA - Madrid
89% AI deal score
$827
$631
Round trip
2026-12-02 – 2026-12-09
SEA - Madrid
91% AI deal score
$1,058
$637
Round trip
2026-10-09 – 2026-10-13
SEA - Madrid
88% AI deal score
$889
$649
Round trip
2026-10-18 – 2026-10-27
SEA - Madrid
88% AI deal score
$849
$672
Round trip
2026-12-01 – 2026-12-11
SEA - Madrid
91% AI deal score
$1,055
$672
Round trip
2026-10-10 – 2026-10-19
SEA - Madrid
89% AI deal score
$844
$675
Round trip
2026-11-10 – 2026-11-17
SEA - Madrid
80% AI deal score
$743
$689
Round trip
2026-10-07 – 2026-10-18
SEA - Madrid
81% AI deal score
$826
$696
Round trip
2026-09-14 – 2026-09-26
SEA - Madrid
83% AI deal score
$877
$703
Round trip
2026-10-20 – 2026-10-23
SEA - Madrid
88% AI deal score
$893
$707
Round trip

Seattle to Madrid: Overview

Insights for flights from Seattle to Madrid

A typical journey from Seattle to Madrid takes about 18h 35m, including connections. Given that most itineraries for this route involve at least one stop, this duration reflects the overall travel time you can expect. This is a long-haul route, covering a distance of 8522 kilometers.

For travelers seeking cheap flights from Seattle to Madrid, prices right now are significantly above the typical level. Fares for this route typically range from $516–$904, with a median of $693. Only 6% of recent fares were classified as a good price, indicating that finding lower prices can be challenging. New deals appear almost daily, suggesting frequent opportunities to monitor for price changes.

When is the cheapest time to fly from Seattle to Madrid? The data indicates that February is typically the most affordable month, with a median fare of $407. Following closely are November, with a median fare of $419, and January, where the median fare is $428. These months offer the best opportunities for more budget-friendly travel.

Most itineraries for flights from Seattle to Madrid connect at least once, with 0% of recent fares being non-stop. When connections are necessary, the typical number of stopovers is 2. This means you should anticipate a journey that includes at least one intermediate stop between Seattle and Madrid.

How much is a round trip from Seattle to Madrid

Regular price: $709 - $1,424

Prices for flights from Seattle to Madrid are currently below the regular range.

The regular price range for flights from Seattle to Madrid is between $709 and $1424. The current lowest deal is $564 with Alaska Airlines, Inc. for travel from Jan 12-Jan 20.

now $564

Low $709

High $1,424

The cheapest time to fly from Seattle to Madrid

The cheapest month to fly from Seattle to Madrid is February, with a median price of $407. The most expensive month is September, with a median price of $818. Prices are generally lower from January to December.

February

Cheapest

Flights from $407

September

Most Expensive

Flights from $818

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seattle to Madrid

Lufthansa

Icelandair

Condor Flugdienst

Alaska Airlines, Inc.

Last-minute flights going from Seattle to Madrid

Mon, Aug 10

⌛ Last-Minute

SEA - Madrid

Seattle (SEA) - Madrid (MAD)

Condor Flugdienst

$906

$767

One-way

Tue, Aug 11

⌛ Last-Minute

SEA - Madrid

Seattle (SEA) - Madrid (MAD)

Icelandair

$896

$759

One-way

Wed, Aug 12

⌛ Last-Minute

SEA - Madrid

Seattle (SEA) - Madrid (MAD)

Swiss International Air Lines

$936

$792

One-way

Mon, Aug 17

⌛ Last-Minute

SEA - Madrid

Seattle (SEA) - Madrid (MAD)

Condor Flugdienst

$922

$785

One-way

Tue, Aug 18

⌛ Last-Minute

SEA - Madrid

Seattle (SEA) - Madrid (MAD)

Condor Flugdienst

$962

$790

One-way

Wed, Aug 19

⌛ Last-Minute

SEA - Madrid

Seattle (SEA) - Madrid (MAD)

Icelandair

$959

$731

One-way

Biggest price drops on these dates for flights from Seattle to Madrid

7 nights

Dec 9 - Dec 16

$1,071 → $768

28%

7 nights

Dec 11 - Dec 18

$1,090 → $799

27%

8 nights

Jan 12 - Jan 20

$840 → $564

33%

7 nights

Dec 2 - Dec 9

$1,040 → $780

25%

Popular Airports to fly from Seattle to Madrid

Seattle - Madrid route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Seattle to Madrid are below the typical level at $564.

📅 Best time to fly

Fly in February for the best prices

Historically, February is the cheapest month to fly from Seattle to Madrid, with a median price of $407.

⏱️ Flight duration

Flights average 18h 35m

The median flight duration from Seattle to Madrid is 18 hours and 35 minutes.

✈️ Airlines & availability

Connecting flights are dominant

There are no direct flights available; connecting flights are dominant for this route.

🏆 Airline highlight

Alaska Airlines, Inc. offers deals

Alaska Airlines, Inc. has offered recent deals on flights from Seattle to Madrid.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from Seattle to Madrid are frequent, appearing often over the last 30 days.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a major hub for flights from Seattle to Madrid.

📍 ~20 km from Seattle (reachable by car or train)

💸 Flights from ~$632

Boeing Field (BFI)

Boeing Field offers an alternative departure point for flights from Seattle to Madrid.

📍 ~10 km from Seattle (reachable by car)

💸 Flights from ~$1124

Kenmore Air Harbor Seaplane Base (LKE)

Kenmore Air Harbor Seaplane Base is an option for flights from Seattle to Madrid.

📍 ~5 km from Seattle (reachable by car)

💸 Flights from ~$632

Madrid main airports to arrive at

Adolfo Suárez Madrid–Barajas (MAD)

Cheapest

Adolfo Suárez Madrid–Barajas Airport is a key arrival point for flights to Madrid.

📍 ~13 km from city center (reachable by metro, train, bus, taxi, car rental).

💸 Flights from ~$632

Airports nearby Madrid used as alternative

Valencia (VLC)

Consider Valencia for its excellent high-speed rail connection from Madrid and wide range of European and domestic flights.

📍 ~300 km from Madrid (reachable by high-speed rail)

💸 Flights from ~$724

Business & First Class Flight Deals to Madrid

94% AI deal score

$7,005

$3,289

Save $3,716

Frequently Asked Questions About Flights to Madrid

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you identify better deals. Sometimes, flying on weekdays or during off-peak seasons may result in lower fares.

Booking flights in advance often provides more options and potentially better prices. However, prices can fluctuate, so monitoring fares over time may be beneficial. There isn't a single best time, but planning ahead usually helps secure a good deal.

Comparing nearby airports at both your origin and destination can sometimes reveal different flight options or prices. While it may add to travel time, it could potentially lead to savings. Always consider the total cost and convenience when evaluating this option.

Related routes

More routes from Seattle

Flights from Seattle to Kansas City Flights from Seattle to Manila Flights from Seattle to Melbourne Flights from Seattle to Memphis Flights from Seattle to Mexico City Flights from Seattle to Miami Flights from Seattle to Milan Flights from Seattle to Minneapolis Flights from Seattle to Munich Flights from Seattle to Nadi Flights from Seattle to Nairobi Flights from Seattle to New Orleans

Flights to Madrid from other cities

Flights from Kangerlussuaq to Madrid Flights from San Angelo to Madrid Flights from San Francisco to Madrid Flights from San Jose to Madrid Flights from San José del Cabo to Madrid Flights from San Juan to Madrid Flights from Santa Fe to Madrid Flights from Sarajevo to Madrid Flights from Seoul to Madrid Flights from Singapore to Madrid Flights from Skopje to Madrid Flights from Springfield to Madrid

Seattle to Madrid: Overview

Insights for flights from Seattle to Madrid

How much is a round trip from Seattle to Madrid

Regular price: $709 - $1,424

Prices for flights from Seattle to Madrid are currently below the regular range.

The regular price range for flights from Seattle to Madrid is between $709 and $1424. The current lowest deal is $564 with Alaska Airlines, Inc. for travel from Jan 12-Jan 20.

now $564

Low $709

High $1,424

The cheapest time to fly from Seattle to Madrid

February

Cheapest

Flights from $407

September

Most Expensive

Flights from $818

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec