$428+ Cheap flights from Madrid, Spain (MAD) to Seattle (SEA)
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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SEA
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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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 June 4, 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 June 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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.
Tue 9/227:05 am
MAD
- SEA
1 stop17h 35m
Multiple Airlines
Sat 10/246:35 pm
SEA
- MAD
1 stop19h 20m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$709
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 9/510:55 am
MAD
- SEA
2 stops19h 05m
Multiple Airlines
Sun 9/139:45 pm
SEA
- MAD
1 stop17h 30m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$742
This eDestinos deal was found by Cheapflights users on 6/3. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:05 am
MAD
- SEA
2 stops20h 46m
Multiple Airlines
Sat 9/126:15 pm
SEA
- MAD
1 stop18h 40m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$743
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 9/510:55 am
MAD
- SEA
2 stops19h 05m
Multiple Airlines
Mon 9/147:10 pm
SEA
- MAD
1 stop21h 05m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$756
This eDestinos deal was found by Cheapflights users on 6/3. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:35 pm
MAD
- SEA
1 stop16h 17m
Iberia
Sat 9/121:30 pm
SEA
- MAD
1 stop14h 10m
Iberia
Deal found 6/3![Iberia logo]()
$761
This Expedia deal was found by Cheapflights users on 6/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:30 pm
MAD
- SEA
1 stop18h 08m
JetBlue
Fri 9/2511:55 pm
SEA
- MAD
1 stop26h 35m
JetBlue
Deal found 6/3![JetBlue logo]()
$763
This Expedia deal was found by Cheapflights users on 6/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:30 pm
MAD
- SEA
1 stop18h 08m
JetBlue
Wed 10/2111:55 pm
SEA
- MAD
1 stop26h 35m
JetBlue
Deal found 6/3![JetBlue logo]()
$792
This SmartFares deal was found by Cheapflights users on 6/2. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:05 pm
MAD
- SEA
1 stop17h 44m
JetBlue
Sat 9/1211:55 pm
SEA
- MAD
1 stop26h 35m
JetBlue
Deal found 6/2![JetBlue logo]()
$793
This Mytrip deal was found by Cheapflights users on 6/1. 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 8/2410:25 pm
MAD
- SEA
3 stops44h 15m
Multiple Airlines
Fri 9/113:40 pm
SEA
- MAD
2 stops20h 20m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$811
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 June 4, 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 June 4, 2026.
This Turkish Airlines deal was found by Cheapflights users on 6/3. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/177:40 am
MAD
- SEA
1 stop18h 40m
Turkish Airlines
Sat 6/2012:35 pm
SEA
- MAD
1 stop19h 20m
Turkish Airlines
Deal found 6/3![Turkish Airlines logo]()
$957
This Condor deal was found by Cheapflights users on 5/30. 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.
Mon 7/137:05 am
MAD
- SEA
2 stops20h 28m
Multiple Airlines
Sun 7/265:40 pm
SEA
- MAD
1 stop19h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$968
This JetBlue deal was found by Cheapflights users on 6/3. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/272:05 pm
MAD
- SEA
1 stop29h 30m
JetBlue
Sun 7/1211:46 pm
SEA
- MAD
1 stop26h 44m
JetBlue
Deal found 6/3![JetBlue logo]()
$1,078
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Fri 6/266:00 am
MAD
- SEA
1 stop15h 20m
United Airlines
Sat 7/118:56 am
SEA
- MAD
2 stops39h 04m
United Airlines
Deal found 5/30![United Airlines logo]()
$1,106
This Delta deal was found by Cheapflights users on 5/31. 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 7/206:00 am
MAD
- SEA
1 stop14h 33m
Delta
Tue 8/47:15 am
SEA
- MAD
2 stops19h 05m
Delta
Deal found 5/31![Delta logo]()
$1,107
This Condor deal was found by Cheapflights users on 6/3. 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 6/277:05 am
MAD
- SEA
2 stops21h 46m
Multiple Airlines
Sun 7/128:53 am
SEA
- MAD
2 stops28h 02m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$1,083
This JetBlue deal was found by Cheapflights users on 6/4. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/182:05 pm
MAD
- SEA
1 stop29h 30m
JetBlue
Fri 7/311:44 pm
SEA
- MAD
1 stop26h 46m
JetBlue
Deal found 6/4![JetBlue logo]()
$1,086
This Turkish Airlines deal was found by Cheapflights users on 5/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/262:40 pm
MAD
- SEA
1 stop29h 00m
Turkish Airlines
Sat 7/1112:35 pm
SEA
- MAD
1 stop19h 20m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$1,090
This United Airlines deal was found by Cheapflights users on 6/1. 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 7/15:55 am
MAD
- SEA
2 stops26h 49m
United Airlines
Tue 7/215:00 am
SEA
- MAD
2 stops19h 00m
United Airlines
Deal found 6/1![United Airlines logo]()
$1,107
This JetBlue deal was found by Cheapflights users on 6/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/202:05 pm
MAD
- SEA
1 stop17h 44m
JetBlue
Fri 9/411:45 am
SEA
- MAD
1 stop14h 45m
JetBlue
Deal found 6/2![JetBlue logo]()
$1,089
This Condor deal was found by Cheapflights users on 5/30. 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 6/277:05 am
MAD
- SEA
1 stop17h 55m
Multiple Airlines
Sat 7/47:26 am
SEA
- MAD
2 stops29h 29m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$1,096
This KLM deal was found by Cheapflights users on 5/31. 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.
Wed 7/157:05 am
MAD
- SEA
1 stop18h 15m
Multiple Airlines
Mon 7/271:30 pm
SEA
- MAD
1 stop17h 05m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$1,107
Last-minute flights from Madrid to SeattleDiscover last-minute flight deals from Madrid to Seattle. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Madrid to Seattle. Data last updated June 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 6/1410:40 pm
MAD
- SEA
1 stop27h 30m
Aer Lingus
Sun 6/287:10 pm
SEA
- MAD
1 stop15h 55m
Aer Lingus
Deal found 5/30![Aer Lingus logo]()
$840
This American Airlines deal was found by Cheapflights users on 6/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/173:25 pm
MAD
- SEA
1 stop16h 33m
American Airlines
Thu 7/235:10 am
SEA
- MAD
1 stop15h 20m
American Airlines
Deal found 6/3![American Airlines logo]()
$858
This Condor deal was found by Cheapflights users on 6/3. 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.
Wed 6/177:05 am
MAD
- SEA
2 stops23h 53m
Multiple Airlines
Thu 7/236:05 pm
SEA
- MAD
1 stop18h 50m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$870
This Mytrip deal was found by Cheapflights users on 6/3. 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.
Thu 6/1810:55 am
MAD
- SEA
3 stops31h 45m
Multiple Airlines
Fri 7/33:40 pm
SEA
- MAD
3 stops32h 50m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$850
This Condor deal was found by Cheapflights users on 6/3. 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 6/207:05 am
MAD
- SEA
2 stops21h 46m
Multiple Airlines
Sun 6/285:40 pm
SEA
- MAD
1 stop19h 15m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$885
This Mytrip deal was found by Cheapflights users on 5/30. 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.
Sat 6/2711:10 pm
MAD
- SEA
3 stops43h 30m
Multiple Airlines
Mon 7/135:45 am
SEA
- MAD
3 stops25h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$866
This Mytrip deal was found by Cheapflights users on 5/30. 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.
Sat 6/2711:10 pm
MAD
- SEA
3 stops43h 30m
Multiple Airlines
Sat 7/43:40 pm
SEA
- MAD
3 stops32h 55m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$871
This Cheapflightsfares deal was found by Cheapflights users on 6/3. 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.
Thu 7/97:05 am
MAD
- SEA
1 stop17h 55m
Multiple Airlines
Sun 7/125:40 pm
SEA
- MAD
1 stop19h 15m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$831
This lol.travel deal was found by Cheapflights users on 5/30. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/232:05 pm
MAD
- SEA
1 stop17h 49m
JetBlue
Wed 8/511:42 am
SEA
- MAD
1 stop14h 48m
JetBlue
Deal found 5/30![JetBlue logo]()
$822
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 June 4, 2026.
Search for one-way flight options from Madrid to Seattle. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/1810:25 pm
MAD
- SEA
3 stops55h 35m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$428
This Mytrip deal was found by Cheapflights users on 5/31. 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.
Wed 8/1910:25 pm
MAD
- SEA
3 stops44h 15m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 9/2610:55 am
MAD
- SEA
2 stops31h 45m
WestJet
Deal found 6/3![WestJet logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 9/205:45 am
MAD
- SEA
3 stops43h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 8/205:50 am
MAD
- SEA
3 stops24h 10m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 7/198:50 am
MAD
- SEA
3 stops57h 50m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$463
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 9/265:20 pm
MAD
- SEA
3 stops55h 40m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 6/2. 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 6/148:50 am
MAD
- SEA
3 stops57h 08m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$471
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 6/1510:25 pm
MAD
- SEA
3 stops55h 35m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$473
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 10/1311:10 pm
MAD
- SEA
3 stops44h 02m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$484
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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $709 (Cheapflightsfares) |
One-way from | $428 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $996 |
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 2,558,603 searches. Data last updated June 4, 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 - SEA
MADSEA
Madrid Barajas
Wed 6/17
7:40 am-5:20 pm
1 stop18h 40m
Seattle/Tacoma Intl
Sat 6/20
12:35 pm-4:55 pm
1 stop19h 20m
$957
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Mon 7/13
7:05 am-6:33 pm
2 stops20h 28m
Seattle/Tacoma Intl
Sun 7/26
5:40 pm-9:55 pm
1 stop19h 15m
$968
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Sat 6/27
2:05 pm-10:35 am
1 stop29h 30m
Seattle/Tacoma Intl
Sun 7/12
11:46 pm-11:30 am
1 stop26h 44m
$1,078
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Sat 6/27
7:05 am-7:51 pm
2 stops21h 46m
Seattle/Tacoma Intl
Sun 7/12
8:53 am-9:55 pm
2 stops28h 02m
$1,083
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Thu 6/18
2:05 pm-10:35 am
1 stop29h 30m
Seattle/Tacoma Intl
Fri 7/3
11:44 pm-11:30 am
1 stop26h 46m
$1,086
Quickest round-trip
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Sat 6/20
2:05 pm-10:49 pm
1 stop17h 44m
Seattle/Tacoma Intl
Fri 9/4
11:45 am-11:30 am
1 stop14h 45m
$1,089
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Fri 6/26
2:40 pm-10:40 am
1 stop29h 00m
Seattle/Tacoma Intl
Sat 7/11
12:35 pm-4:55 pm
1 stop19h 20m
$1,090
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Sat 6/27
7:05 am-4:00 pm
1 stop17h 55m
Seattle/Tacoma Intl
Sat 7/4
7:26 am-9:55 pm
2 stops29h 29m
$1,096
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Fri 6/26
6:00 am-12:20 pm
1 stop15h 20m
Seattle/Tacoma Intl
Sat 7/11
8:56 am-9:00 am
2 stops39h 04m
$1,106
MadridSeattle
MAD - SEA
MADSEA
Madrid Barajas
Mon 7/20
6:00 am-11:33 am
1 stop14h 33m
Seattle/Tacoma Intl
Tue 8/4
7:15 am-11:20 am
2 stops19h 05m
$1,107
Showing 1-10 of 21 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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- 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, October is the cheapest month in which you can book a flight from Madrid to Seattle (average of $782). Flying from Madrid to Seattle in December is currently the most expensive (average of $1,050). 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?
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 June 4, 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.
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.9
Food
7.2
Boarding
8.1
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
Tacoma
Lacey
Ocean Shores
Olympia
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline
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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 2,558,603 searches. Data last updated June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$796 | Average$951 | FlexibilityNo cancel fee | On-timeN/A |