$255+ Cheap flights from Seattle (SEA) to Madrid, Spain (MAD)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAD
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Seattle to Madrid 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
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Cheapest flights from Seattle to MadridExplore the most affordable flight options available from Seattle to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Seattle to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This Air France deal was found by Cheapflights users on 2/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:10 pm
SEA
- MAD
1 stop18h 30m
Multiple Airlines
Mon 3/168:30 pm
MAD
- SEA
1 stop24h 05m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:00 am
SEA
- MAD
2 stops40h 05m
United Airlines
Wed 4/1512:45 pm
MAD
- SEA
2 stops39h 15m
United Airlines
Deal found 2/9![United Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:00 am
SEA
- MAD
2 stops29h 50m
United Airlines
Wed 4/1512:45 pm
MAD
- SEA
2 stops42h 52m
United Airlines
Deal found 2/9![United Airlines logo]()
$491
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:55 am
SEA
- MAD
2 stops25h 20m
United Airlines
Wed 3/1812:40 pm
MAD
- SEA
2 stops42h 05m
United Airlines
Deal found 2/10![United Airlines logo]()
$492
This Delta deal was found by Cheapflights users on 2/10. 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.
Sun 4/126:40 pm
SEA
- MAD
1 stop29h 30m
Delta
Wed 4/222:35 pm
MAD
- SEA
1 stop16h 56m
Delta
Deal found 2/10![Delta logo]()
$493
This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1112:34 pm
SEA
- MAD
1 stop36h 01m
British Airways
Tue 4/211:35 pm
MAD
- SEA
1 stop19h 55m
British Airways
Deal found 2/10![British Airways logo]()
$494
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/911:59 pm
SEA
- MAD
2 stops23h 01m
United Airlines
Mon 3/161:45 pm
MAD
- SEA
2 stops30h 04m
United Airlines
Deal found 2/8![United Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:00 am
SEA
- MAD
2 stops18h 15m
United Airlines
Tue 3/1711:15 am
MAD
- SEA
2 stops19h 30m
United Airlines
Deal found 2/10![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 3/1011:45 am
SEA
- MAD
2 stops19h 35m
Delta
Wed 3/186:00 am
MAD
- SEA
2 stops24h 22m
Delta
Deal found 2/10![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 3/93:10 pm
SEA
- MAD
1 stop20h 00m
Delta
Mon 3/166:00 am
MAD
- SEA
2 stops23h 48m
Delta
Deal found 2/9![Delta logo]()
$500
This FlightHub deal was found by Cheapflights users on 2/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/118:00 pm
SEA
- MAD
2 stops25h 50m
Multiple Airlines
Mon 4/208:25 am
MAD
- SEA
1 stop36h 55m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$501
Best flights from Seattle to MadridDiscover carefully curated flight deals from Seattle to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Seattle to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This Delta deal was found by Cheapflights users on 2/10. 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.
Sun 4/126:40 pm
SEA
- MAD
1 stop29h 30m
Delta
Tue 4/212:35 pm
MAD
- SEA
2 stops28h 25m
Delta
Deal found 2/10![Delta logo]()
$497
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:00 am
SEA
- MAD
2 stops29h 50m
United Airlines
Thu 4/166:05 am
MAD
- SEA
1 stop15h 15m
United Airlines
Deal found 2/10![United Airlines logo]()
$502
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 3/107:15 am
SEA
- MAD
2 stops20h 15m
Delta
Thu 3/1911:00 am
MAD
- SEA
2 stops19h 15m
Delta
Deal found 2/10![Delta logo]()
$499
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:42 am
SEA
- MAD
2 stops26h 08m
United Airlines
Tue 4/145:55 am
MAD
- SEA
1 stop15h 25m
United Airlines
Deal found 2/9![United Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:00 am
SEA
- MAD
1 stop15h 05m
United Airlines
Sun 4/1912:45 pm
MAD
- SEA
2 stops44h 34m
United Airlines
Deal found 2/9![United Airlines logo]()
$521
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 4/136:40 pm
SEA
- MAD
1 stop15h 35m
Delta
Sun 4/192:35 pm
MAD
- SEA
1 stop29h 23m
Delta
Deal found 2/9![Delta logo]()
$546
This Delta deal was found by Cheapflights users on 2/9. 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.
Sun 4/126:40 pm
SEA
- MAD
1 stop29h 30m
Delta
Sun 4/192:35 pm
MAD
- SEA
1 stop29h 23m
Delta
Deal found 2/9![Delta logo]()
$549
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:00 am
SEA
- MAD
2 stops18h 50m
United Airlines
Mon 4/275:55 am
MAD
- SEA
2 stops22h 50m
United Airlines
Deal found 2/11![United Airlines logo]()
$551
Last-minute flights from Seattle to MadridDiscover last-minute flight deals from Seattle to Madrid. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Madrid. Data last updated February 11, 2026 and is based on user searches.
This Air France deal was found by Cheapflights users on 2/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:10 pm
SEA
- MAD
1 stop18h 30m
Multiple Airlines
Mon 3/168:30 pm
MAD
- SEA
1 stop24h 05m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/911:59 pm
SEA
- MAD
2 stops23h 01m
United Airlines
Mon 3/161:45 pm
MAD
- SEA
2 stops30h 04m
United Airlines
Deal found 2/8![United Airlines logo]()
$495
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 3/93:10 pm
SEA
- MAD
1 stop20h 00m
Delta
Mon 3/166:00 am
MAD
- SEA
2 stops23h 48m
Delta
Deal found 2/9![Delta logo]()
$500
This BusinessClass deal was found by Cheapflights users on 2/8. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:00 pm
SEA
- MAD
1 stop14h 15m
Lufthansa
Mon 3/168:25 am
MAD
- SEA
1 stop36h 45m
Lufthansa
Deal found 2/8![Lufthansa logo]()
$543
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:00 am
SEA
- MAD
2 stops18h 15m
United Airlines
Tue 3/1711:15 am
MAD
- SEA
2 stops19h 30m
United Airlines
Deal found 2/10![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 2/10. 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.
Tue 3/1011:45 am
SEA
- MAD
2 stops19h 35m
Delta
Wed 3/186:00 am
MAD
- SEA
2 stops24h 22m
Delta
Deal found 2/10![Delta logo]()
$499
This FlightHub deal was found by Cheapflights users on 2/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:00 pm
SEA
- MAD
1 stop24h 50m
Multiple Airlines
Tue 3/247:35 pm
MAD
- SEA
2 stops35h 53m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:55 am
SEA
- MAD
2 stops25h 20m
United Airlines
Wed 3/1812:40 pm
MAD
- SEA
2 stops42h 05m
United Airlines
Deal found 2/10![United Airlines logo]()
$492
This KAYAK deal was found by Cheapflights users on 2/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:55 am
SEA
- MAD
2 stops25h 20m
Lufthansa
Wed 3/187:25 am
MAD
- SEA
1 stop14h 55m
Lufthansa
Deal found 2/10![Lufthansa logo]()
$553
This Cheapflightsfares deal was found by Cheapflights users on 2/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:50 pm
SEA
- MAD
1 stop16h 15m
British Airways
Wed 3/181:00 pm
MAD
- SEA
1 stop18h 04m
British Airways
Deal found 2/11![British Airways logo]()
$555
This Lufthansa deal was found by Cheapflights users on 2/9. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:00 pm
SEA
- MAD
1 stop16h 50m
Lufthansa
Tue 4/75:00 pm
MAD
- SEA
1 stop28h 20m
Lufthansa
Deal found 2/9![Lufthansa logo]()
$538
This Gotogate deal was found by Cheapflights users on 2/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:40 am
SEA
- MAD
2 stops17h 20m
Multiple Airlines
Wed 4/85:55 am
MAD
- SEA
1 stop15h 25m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$550
One-way flights from Seattle to MadridSearch for one-way flight options from Seattle to Madrid. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Seattle to Madrid. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Flightnetwork deal was found by Cheapflights users on 2/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:40 am
SEA
- MAD
2 stops16h 10m
Air Canada
Deal found 2/9![Air Canada logo]()
$255
This Mytrip deal was found by Cheapflights users on 2/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:40 am
SEA
- MAD
2 stops18h 10m
Air Canada
Deal found 2/9![Air Canada logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 8/97:10 pm
SEA
- MAD
1 stop15h 55m
Aer Lingus
Deal found 2/8![Aer Lingus logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/197:00 pm
SEA
- MAD
3 stops36h 00m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$281
This Mytrip deal was found by Cheapflights users on 2/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:35 pm
SEA
- MAD
2 stops19h 55m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/203:40 pm
SEA
- MAD
2 stops16h 30m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/107:08 am
SEA
- MAD
2 stops23h 52m
United Airlines
Deal found 2/9![United Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Tue 4/213:40 pm
SEA
- MAD
3 stops21h 40m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/247:00 pm
SEA
- MAD
3 stops31h 05m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$302
Find flight deals from Seattle to Madrid
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Madrid (MAD). 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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $484 (Air France) |
One-way from | $255 (Flightnetwork) |
Popular in | December |
Cheapest in | January |
Average price | $599 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Madrid 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 2,558,603 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Seattle to Madrid that are best for you.
Fly from
Seattle
Fly to
Madrid
Route
Depart
Return
Price
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Sun 4/12
6:40 pm-9:10 am
1 stop29h 30m
Madrid Barajas
Tue 4/21
2:35 pm-10:00 am
2 stops28h 25m
$497
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Tue 3/10
7:15 am-11:30 am
2 stops20h 15m
Madrid Barajas
Thu 3/19
11:00 am-10:15 pm
2 stops19h 15m
$499
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Wed 4/8
5:00 am-7:50 pm
2 stops29h 50m
Madrid Barajas
Thu 4/16
6:05 am-12:20 pm
1 stop15h 15m
$502
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Wed 4/8
8:42 am-7:50 pm
2 stops26h 08m
Madrid Barajas
Tue 4/14
5:55 am-12:20 pm
1 stop15h 25m
$502
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Mon 4/13
8:00 am-8:05 am
1 stop15h 05m
Madrid Barajas
Sun 4/19
12:45 pm-12:19 am
2 stops44h 34m
$521
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Mon 4/13
6:40 pm-7:15 pm
1 stop15h 35m
Madrid Barajas
Sun 4/19
2:35 pm-10:58 am
1 stop29h 23m
$546
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Sun 4/12
6:40 pm-9:10 am
1 stop29h 30m
Madrid Barajas
Sun 4/19
2:35 pm-10:58 am
1 stop29h 23m
$549
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Wed 4/15
8:00 am-11:50 am
2 stops18h 50m
Madrid Barajas
Mon 4/27
5:55 am-7:45 pm
2 stops22h 50m
$551
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Sun 4/19
7:00 pm-4:00 pm
3 stops36h 00m
$281
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Mon 4/20
3:40 pm-11:50 am
3 stops35h 10m
$281
Showing 1-10 of 18 results
Compare providers for flights from Seattle to Madrid
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 Seattle to Madrid in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Madrid flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Madrid flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Madrid flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Madrid 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 Seattle-Madrid 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 Seattle to Madrid
Have a flexible travel schedule? Discover the best time to fly to Madrid from Seattle with our price prediction graph.
SEA-MAD
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 Seattle to Madrid
Prices
Delays
How far ahead should I book a flight from Seattle to Madrid?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to Madrid. Price data was last updated on February 6, 2026.
The best time to book flights from Seattle to Madrid is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to Madrid?
Currently, January is the cheapest month in which you can book a flight from Seattle to Madrid (average of $431). Flying from Seattle to Madrid in June is currently the most expensive (average of $886). 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 Seattle to Madrid?
How often are flights from Seattle to Madrid delayed?
About 0% of weekly flights between Seattle and Madrid have experienced delays in the past year, with the average delay time being 0 minutes.
What is the most punctual flight time for Seattle to Madrid flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Reviews of airlines servicing Madrid
Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated February 11, 2026.
Read reviews from past customers who have flown Delta, Air France, and Iberia from Seattle to Madrid. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Boarding
8.1
Crew
8.5
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Seattle to Madrid. 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 Madrid?
Book flights to Madrid if you plan to visit one of these locationsGetafe
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Seattle to Madrid
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Complete your trip
Complete your trip to Madrid by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Madrid by cabin class
Find flights from Seattle to Madrid, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Madrid
Explore flights to Madrid departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 11, 2026.
Seattle and Madrid flights
Browse other Seattle and Madrid flight options. Last updated on February 11, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on February 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 10 airlines flying from Seattle to Madrid
Discover the top 10 airlines that operate flights from Seattle to Madrid. 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 2,558,603 searches. Data last updated February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$1,152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$425 | Average$944 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$440 | Average$566 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$476 | Average$689 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$481 | Average$740 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$481 | Average$861 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$486 | Average$864 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$489 | Average$817 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$496 | Average$854 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$501 | Average$811 | FlexibilityNo cancel fee | On-time76% |