€405 Cheap Flights Madrid to Seattle (MAD-SEA)

View €405 flight on Thu, 4 Jun 2026Opens in a new window

Popular airlines from Adolfo Suarez Madrid-Barajas Airport (MAD) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Madrid to Seattle (MAD-SEA)

Prices were available within the past 7 days and start at €405 for one-way flights and €730 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€730 Return, found 1 day ago
€730
Return
found 1 day ago
Select Aer Lingus flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €730 found 1 day ago
Lufthansa
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€796 Return, found 1 day ago
€796
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €796 found 1 day ago
Lufthansa
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€807 Return, found 1 day ago
€807
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €807 found 1 day ago
British Airways
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€815 Return, found 1 day ago
€815
Return
found 1 day ago
Select British Airways flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €815 found 1 day ago
United
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€816 Return, found 1 day ago
€816
Return
found 1 day ago
Select United flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €816 found 1 day ago
JetBlue Airways
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€819 Return, found 1 day ago
€819
Return
found 1 day ago
Select JetBlue Airways flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €819 found 1 day ago
Lufthansa
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€827 Return, found 1 day ago
€827
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €827 found 1 day ago
Delta
Fri, 15 May - Thu, 21 May
MAD
Madrid
SEA
Seattle
€829 Return, found 5 days ago
€829
Return
found 5 days ago
Select Delta flight, departing Fri, 15 May from Madrid to Seattle, returning Thu, 21 May, priced at €829 found 5 days ago
Lufthansa
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€831 Return, found 1 day ago
€831
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €831 found 1 day ago
Lufthansa
Fri, 22 May - Thu, 4 Jun
MAD
Madrid
SEA
Seattle
€833 Return, found 1 day ago
€833
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 22 May from Madrid to Seattle, returning Thu, 4 Jun, priced at €833 found 1 day ago

Frequently asked questions

How much is a flight from Adolfo Suarez Madrid-Barajas Airport (MAD) to SEA?
The lowest price advertised for a round-trip flight between Adolfo Suarez Madrid-Barajas Airport (MAD) and Seattle - Tacoma Intl. Airport (SEA) is €730. But you better act soon. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Madrid Airport to Seattle - Tacoma Intl. Airport (SEA)?
The majority of flights can be cancelled online, but each airline has a different set of terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Madrid Airport to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Adolfo Suarez Madrid-Barajas Airport (MAD) to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from MAD to Seattle - Tacoma Intl. Airport (SEA)?
You'll have 8,500 kilometres to cover on the long-haul Madrid to SeaTac route. Wear comfortable clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from MAD to SEA?
Direct flights aren't available, so you'll need to make at least one stop between MAD and Sea-Tac Airport. Take advantage of the layover time to stretch your legs and grab a coffee.
Are Madrid–Barajas Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so not always. While last-minute deals between Madrid–Barajas Airport and Seattle - Tacoma Intl. Airport (SEA) are of course possible, it also makes sense to keep an eye on prices well before you fly. In fact, some airlines advertise their prices up to 12 months before the departure date. Expedia is continuously updating the biggest bargains around, so check back often and be ready to secure your seat when fare prices drop.

Travel information

Origin airport
Adolfo Suárez Madrid-Barajas
Destination airport
Seattle - Tacoma Intl.
Return price
€730
Distance
8474 km

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