$447+ Cheap flights from Madrid, Spain (MAD) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SEA
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Madrid to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Madrid to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Madrid to SeattleExplore the most affordable flight options available from Madrid to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Madrid to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Trip.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:15 pm -
1 stop28h 35m
Thu 11/264:50 pm -
1 stop23h 20m
Deal found 10/26![Multiple Airlines logo]()
$691
Best flights from Madrid to SeattleDiscover carefully curated flight deals from Madrid to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Madrid to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Condor deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/137:00 am -
2 stops24h 00m
Tue 4/205:45 pm -
1 stop19h 00m
Deal found 10/28![Multiple Airlines logo]()
$814
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/296:05 am -
1 stop14h 44m
Thu 2/1111:45 am -
2 stops21h 00m
Deal found 10/26![Delta logo]()
$864
This KLM deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/298:30 pm -
1 stop24h 19m
Thu 2/112:20 pm -
1 stop14h 20m
Deal found 10/27![KLM logo]()
$874
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/176:05 am -
1 stop14h 42m
Wed 2/247:15 am -
2 stops19h 15m
Deal found 10/29![Delta logo]()
$865
Last-minute flights from Madrid to SeattleDiscover last-minute flight deals from Madrid to Seattle. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Madrid to Seattle. Data last updated October 30, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Thu 11/127:15 pm -
1 stop28h 35m
Thu 11/264:50 pm -
1 stop23h 20m
Deal found 10/26![Multiple Airlines logo]()
$691
One-way flights from Madrid to SeattleSearch for one-way flight options from Madrid to Seattle. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Madrid to Seattle. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/132:10 pm -
3 stops55h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/101:00 pm -
2 stops40h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$458
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/112:55 pm -
2 stops30h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/207:40 am -
2 stops21h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/217:40 am -
2 stops21h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$477
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/97:40 am -
2 stops21h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1412:10 pm -
2 stops31h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:45 pm -
3 stops57h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:30 pm -
3 stops59h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$486
Find flight deals from Madrid to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $578 (Cheapflightsfares) |
One-way from | $447 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $1,072 |
Cheapflights Fare Finder
Customize your flight search to find flights from Madrid to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Madrid to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Wed 1/20
7:40 am-8:03 pm
2 stops21h 23m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$472
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Fri 12/11
12:10 pm-10:26 am
3 stops31h 16m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$487
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Mon 11/23
9:25 pm-5:00 pm
3 stops28h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$507
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Sun 4/25
11:05 am-10:30 am
2 stops32h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$510
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Sat 3/27
7:15 pm-5:55 pm
3 stops30h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$523
Quickest round-trip
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Thu 1/21
10:40 am-4:50 pm
1 stop15h 10m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$557
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Wed 11/18
3:35 pm-2:30 pm
1 stop31h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$580
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Sat 12/12
3:35 pm-11:09 pm
1 stop16h 34m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$593
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Sun 4/25
6:00 am-4:20 pm
1 stop19h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$611
MadridSeattle
MAD Madrid Barajas - SEA Seattle/Tacoma Intl
MADSEA
Madrid Barajas
Sat 3/13
7:00 am-10:00 pm
2 stops24h 00m
Seattle/Tacoma Intl
Tue 4/20
5:45 pm-9:45 pm
1 stop19h 00m
$814
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Madrid to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Madrid to Seattle in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Madrid-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madrid-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Madrid-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Madrid-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Madrid-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Madrid to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Madrid with our price prediction graph.
MAD-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Madrid to Seattle
How far ahead should I book a flight from Madrid to Seattle?
To ensure you get the cheapest price possible for a flight from Madrid to Seattle, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Madrid to Seattle?
Currently, February is the cheapest month in which you can book a flight from Madrid to Seattle (average of $829). Flying from Madrid to Seattle in July is currently the most expensive (average of $1,111). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Madrid to Seattle?
Airfare is below average for this route at the moment.
Madrid to Seattle flights typically cost between $874 and $996 in February.The cheapest round-trip price found within the last 5 days was $578 on Multiple Airlines (Feb 7-Feb 21).
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated October 30, 2026.
See what other customers who have flown with Delta from Madrid to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Overall
7.8
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Boarding
8.1
Food
7.2
Overall
7.8
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Related info for your journey
Find useful and relevant information for your journey from Madrid to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Tukwila
Snoqualmie
Puyallup
Lynnwood
Olympia
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Lakewood
Poulsbo
Marysville
Shoreline
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Madrid and Seattle flights
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Other flights from Madrid
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Top airline flying from Madrid to Seattle
Discover the top airline that operate flights from Madrid to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$929 | Average$1,085 | FlexibilityNo cancel fee | On-timeN/A |