$189+ Cheap flights from Seattle (SEA) to Spain
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAD
Aug 18 — Aug 251
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Spain 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 Seattle to Spain
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to SpainExplore the most affordable flight options available from Seattle to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
Explore the most affordable flight options available from Seattle to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.
This Mytrip deal was found by Cheapflights users on 7/14. 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 8/198:00 am
SEA
- ALC
2 stops31h 20m
Multiple Airlines
Wed 8/266:05 am
ALC
- SEA
2 stops24h 02m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$522
This Mytrip deal was found by Cheapflights users on 7/15. 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 8/198:00 am
SEA
- AGP
2 stops25h 50m
Multiple Airlines
Wed 8/266:30 am
AGP
- SEA
2 stops23h 37m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$548
This Booking.com deal was found by Cheapflights users on 7/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:40 pm
SEA
- PMI
2 stops22h 55m
Multiple Airlines
Mon 8/316:45 am
PMI
- SEA
2 stops22h 55m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$586
This Mytrip deal was found by Cheapflights users on 7/14. 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.
Fri 8/283:40 pm
SEA
- AGP
2 stops24h 00m
Multiple Airlines
Fri 9/46:20 am
AGP
- SEA
2 stops20h 35m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$597
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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.
Mon 10/126:10 pm
SEA
- MAD
1 stop18h 45m
Multiple Airlines
Thu 10/227:00 am
MAD
- SEA
1 stop18h 00m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$639
This flugladen.de deal was found by Cheapflights users on 7/14. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Wed 9/27:45 am
PMI
- SEA
1 stop16h 55m
Condor
Deal found 7/14![Condor logo]()
$666
This Trip.com deal was found by Cheapflights users on 7/15. 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.
Mon 8/246:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Mon 8/319:00 am
PMI
- SEA
1 stop16h 10m
Condor
Deal found 7/15![Condor logo]()
$671
This Cheapflightsfares deal was found by Cheapflights users on 7/18. 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.
Mon 9/286:10 pm
SEA
- MAD
1 stop18h 45m
Multiple Airlines
Wed 10/217:00 am
MAD
- SEA
1 stop17h 40m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$672
This SmartFares deal was found by Cheapflights users on 7/15. 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.
Mon 8/246:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Tue 9/17:50 am
PMI
- SEA
1 stop16h 50m
Condor
Deal found 7/15![Condor logo]()
$675
This Justfly.com deal was found by Cheapflights users on 7/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:40 pm
SEA
- BCN
1 stop13h 25m
Condor
Tue 8/2510:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 7/15![Condor logo]()
$687
This FlightHub deal was found by Cheapflights users on 7/18. 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.
Sun 9/65:40 pm
SEA
- BCN
1 stop13h 20m
Condor
Sat 9/1210:25 am
BCN
- SEA
1 stop14h 35m
Condor
Deal found 7/18![Condor logo]()
$688
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 10/56:10 pm
SEA
- BCN
1 stop19h 00m
Condor
Wed 10/148:00 am
BCN
- SEA
1 stop16h 40m
Condor
Deal found 7/17![Condor logo]()
$689
Best flights from Seattle to SpainDiscover carefully curated flight deals from Seattle to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
Discover carefully curated flight deals from Seattle to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
This British Airways deal was found by Cheapflights users on 7/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:20 pm
SEA
- IBZ
1 stop30h 55m
British Airways
Thu 10/156:15 pm
IBZ
- SEA
1 stop33h 10m
British Airways
Deal found 7/14![British Airways logo]()
$731
This Delta deal was found by Cheapflights users on 7/14. 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.
Sat 11/711:15 am
SEA
- VLC
2 stops21h 35m
Delta
Tue 11/176:00 am
VLC
- SEA
2 stops19h 53m
Delta
Deal found 7/14![Delta logo]()
$740
This KLM deal was found by Cheapflights users on 7/18. 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.
Sun 11/12:35 pm
SEA
- ALC
1 stop20h 05m
KLM
Fri 11/610:20 am
ALC
- SEA
2 stops20h 45m
KLM
Deal found 7/18![KLM logo]()
$741
This Turkish Airlines deal was found by Cheapflights users on 7/15. 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 9/117:15 pm
SEA
- MAD
1 stop18h 20m
Turkish Airlines
Fri 9/2512:00 pm
MAD
- SEA
1 stop38h 20m
Turkish Airlines
Deal found 7/15![Turkish Airlines logo]()
$749
This Condor deal was found by Cheapflights users on 7/14. 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 8/176:10 pm
SEA
- PMI
1 stop16h 05m
Multiple Airlines
Wed 9/27:45 am
PMI
- SEA
2 stops22h 55m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$765
This United Airlines deal was found by Cheapflights users on 7/15. 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 12/22:50 pm
SEA
- VLC
2 stops23h 30m
United Airlines
Sun 12/66:10 am
VLC
- SEA
1 stop14h 50m
United Airlines
Deal found 7/15![United Airlines logo]()
$809
This SmartFares deal was found by Cheapflights users on 7/16. 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.
Sat 8/156:15 pm
SEA
- PMI
1 stop16h 05m
Condor
Sat 8/227:45 am
PMI
- SEA
1 stop17h 15m
Condor
Deal found 7/16![Condor logo]()
$850
This Icelandair deal was found by Cheapflights users on 7/16. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/102:35 pm
SEA
- TFS
1 stop16h 50m
Icelandair
Thu 1/144:25 pm
TFS
- SEA
1 stop32h 35m
Icelandair
Deal found 7/16![Icelandair logo]()
$850
This SWISS deal was found by Cheapflights users on 7/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:40 am
SEA
- PMI
2 stops21h 50m
SWISS
Mon 8/316:20 pm
PMI
- SEA
2 stops33h 47m
SWISS
Deal found 7/14![SWISS logo]()
$862
This Scandinavian Airlines deal was found by Cheapflights users on 7/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:55 pm
SEA
- ALC
2 stops19h 00m
Scandinavian Airlines
Fri 9/1110:40 am
ALC
- SEA
2 stops36h 05m
Scandinavian Airlines
Deal found 7/14![Scandinavian Airlines logo]()
$923
This Trip.com deal was found by Cheapflights users on 7/19. 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.
Wed 9/28:10 am
SEA
- TFS
2 stops25h 05m
Brussels Airlines
Wed 9/911:20 am
TFS
- SEA
2 stops41h 44m
Brussels Airlines
Deal found 7/19![Brussels Airlines logo]()
$985
This Air Canada deal was found by Cheapflights users on 7/14. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:45 am
SEA
- TFS
2 stops21h 55m
Air Canada
Fri 1/1511:20 am
TFS
- SEA
2 stops39h 02m
Air Canada
Deal found 7/14![Air Canada logo]()
$1,116
This Lufthansa deal was found by Cheapflights users on 7/16. 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 9/2810:50 am
SEA
- IBZ
2 stops16h 00m
Lufthansa
Wed 9/3012:05 pm
IBZ
- SEA
1 stop13h 54m
Lufthansa
Deal found 7/16![Lufthansa logo]()
$1,280
This British Airways deal was found by Cheapflights users on 7/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:30 pm
SEA
- PMI
1 stop16h 10m
British Airways
Thu 10/221:00 pm
PMI
- SEA
1 stop14h 25m
British Airways
Deal found 7/14![British Airways logo]()
$732
This Delta deal was found by Cheapflights users on 7/18. 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 11/82:05 pm
SEA
- AGP
1 stop18h 15m
Delta
Sat 11/214:40 pm
AGP
- SEA
1 stop28h 07m
Delta
Deal found 7/18![Delta logo]()
$776
This Finnair deal was found by Cheapflights users on 7/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:45 pm
SEA
- VLC
2 stops31h 05m
Multiple Airlines
Mon 11/304:55 pm
VLC
- SEA
2 stops38h 29m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$782
This Turkish Airlines deal was found by Cheapflights users on 7/15. 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.
Thu 10/157:15 pm
SEA
- SVQ
1 stop30h 25m
Turkish Airlines
Mon 10/2611:40 am
SVQ
- SEA
1 stop38h 30m
Turkish Airlines
Deal found 7/15![Turkish Airlines logo]()
$806
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 11/192:00 pm
SEA
- PMI
1 stop19h 00m
United Airlines
Thu 1/214:45 pm
PMI
- SEA
2 stops37h 14m
United Airlines
Deal found 7/19![United Airlines logo]()
$816
This KLM deal was found by Cheapflights users on 7/18. 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 8/195:45 pm
SEA
- AGP
1 stop19h 55m
KLM
Wed 8/2610:40 am
AGP
- SEA
1 stop14h 47m
KLM
Deal found 7/18![KLM logo]()
$821
This Delta deal was found by Cheapflights users on 7/17. 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 9/2910:40 pm
SEA
- AGP
2 stops28h 05m
Delta
Tue 10/205:25 pm
AGP
- SEA
1 stop27h 27m
Delta
Deal found 7/17![Delta logo]()
$791
This Turkish Airlines deal was found by Cheapflights users on 7/14. 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.
Thu 10/87:15 pm
SEA
- SVQ
1 stop30h 25m
Turkish Airlines
Wed 10/2111:50 am
SVQ
- SEA
1 stop38h 30m
Turkish Airlines
Deal found 7/14![Turkish Airlines logo]()
$807
This Condor deal was found by Cheapflights users on 7/18. 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.
Tue 10/611:55 am
SEA
- BCN
2 stops25h 15m
Multiple Airlines
Mon 10/198:00 am
BCN
- SEA
2 stops21h 53m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$820
This KLM deal was found by Cheapflights users on 7/15. 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.
Sun 8/165:45 pm
SEA
- ALC
1 stop13h 40m
KLM
Mon 8/318:20 pm
ALC
- SEA
1 stop24h 27m
KLM
Deal found 7/15![KLM logo]()
$821
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Sat 11/282:00 pm
SEA
- PMI
1 stop16h 55m
United Airlines
Sun 1/174:45 pm
PMI
- SEA
1 stop28h 15m
United Airlines
Deal found 7/17![United Airlines logo]()
$859
This Icelandair deal was found by Cheapflights users on 7/16. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 pm
SEA
- TFS
1 stop14h 25m
Icelandair
Thu 9/246:25 pm
TFS
- SEA
1 stop34h 15m
Icelandair
Deal found 7/16![Icelandair logo]()
$951
This Delta deal was found by Cheapflights users on 7/16. 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 9/276:00 am
SEA
- BIO
2 stops18h 50m
Delta
Thu 10/86:45 am
BIO
- SEA
2 stops18h 52m
Delta
Deal found 7/16![Delta logo]()
$800
This British Airways deal was found by Cheapflights users on 7/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:40 pm
SEA
- IBZ
2 stops18h 45m
British Airways
Sat 9/267:45 pm
IBZ
- SEA
1 stop24h 50m
British Airways
Deal found 7/14![British Airways logo]()
$895
This United deal was found by Cheapflights users on 7/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/610:58 pm
SEA
- BIO
2 stops39h 27m
Multiple Airlines
Tue 9/226:50 am
BIO
- SEA
2 stops16h 32m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$826
This KLM deal was found by Cheapflights users on 7/14. 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 8/195:45 pm
SEA
- ALC
1 stop17h 50m
KLM
Wed 8/2610:25 am
ALC
- SEA
2 stops20h 40m
KLM
Deal found 7/14![KLM logo]()
$831
This Turkish Airlines deal was found by Cheapflights users on 7/17. 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 11/257:05 pm
SEA
- VLC
1 stop37h 25m
Turkish Airlines
Mon 11/306:30 pm
VLC
- SEA
1 stop31h 40m
Turkish Airlines
Deal found 7/17![Turkish Airlines logo]()
$848
Last-minute flights from Seattle to SpainDiscover last-minute flight deals from Seattle to Spain. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Spain. Data last updated July 19, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 7/14. 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.
Tue 8/116:05 pm
SEA
- BCN
1 stop19h 05m
Condor
Tue 8/185:00 pm
BCN
- SEA
1 stop31h 40m
Condor
Deal found 7/14![Condor logo]()
$688
This Ovago deal was found by Cheapflights users on 7/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:05 pm
SEA
- BCN
1 stop19h 05m
Condor
Mon 8/3110:15 am
BCN
- SEA
1 stop14h 55m
Condor
Deal found 7/15![Condor logo]()
$695
This Justfly.com deal was found by Cheapflights users on 7/15. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:40 pm
SEA
- BCN
1 stop13h 25m
Condor
Tue 8/2510:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 7/15![Condor logo]()
$687
This flugladen.de deal was found by Cheapflights users on 7/14. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Wed 9/27:45 am
PMI
- SEA
1 stop16h 55m
Condor
Deal found 7/14![Condor logo]()
$666
This Mytrip deal was found by Cheapflights users on 7/14. 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 8/198:00 am
SEA
- ALC
2 stops31h 20m
Multiple Airlines
Wed 8/266:05 am
ALC
- SEA
2 stops24h 02m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$522
This Mytrip deal was found by Cheapflights users on 7/15. 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 8/198:00 am
SEA
- AGP
2 stops25h 50m
Multiple Airlines
Wed 8/266:30 am
AGP
- SEA
2 stops23h 37m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$548
This Booking.com deal was found by Cheapflights users on 7/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:40 pm
SEA
- PMI
2 stops22h 55m
Multiple Airlines
Mon 8/316:45 am
PMI
- SEA
2 stops22h 55m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$586
This Trip.com deal was found by Cheapflights users on 7/15. 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.
Mon 8/246:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Mon 8/319:00 am
PMI
- SEA
1 stop16h 10m
Condor
Deal found 7/15![Condor logo]()
$671
This SmartFares deal was found by Cheapflights users on 7/15. 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.
Mon 8/246:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Tue 9/17:50 am
PMI
- SEA
1 stop16h 50m
Condor
Deal found 7/15![Condor logo]()
$675
This Mytrip deal was found by Cheapflights users on 7/14. 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.
Fri 8/283:40 pm
SEA
- AGP
2 stops24h 00m
Multiple Airlines
Fri 9/46:20 am
AGP
- SEA
2 stops20h 35m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$597
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/296:15 pm
SEA
- BCN
1 stop18h 55m
Condor
Wed 9/910:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 7/14![Condor logo]()
$693
This oojo deal was found by Cheapflights users on 7/18. 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.
Sun 8/305:40 pm
SEA
- BCN
1 stop13h 20m
Condor
Sat 9/55:00 pm
BCN
- SEA
1 stop31h 40m
Condor
Deal found 7/18![Condor logo]()
$690
One-way flights from Seattle to SpainSearch for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
Search for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 10/68:00 am
SEA
- MAD
2 stops16h 55m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$189
This Expedia deal was found by Cheapflights users on 7/15. 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.
Tue 11/247:55 am
SEA
- AGP
2 stops26h 20m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 10/148:00 am
SEA
- BCN
3 stops29h 45m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 10/78:00 am
SEA
- MAD
3 stops29h 50m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 10/138:00 am
SEA
- BCN
3 stops29h 15m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 10/68:00 am
SEA
- BCN
3 stops29h 15m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 10/218:00 am
SEA
- MAD
3 stops31h 15m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 10/177:00 pm
SEA
- BCN
2 stops19h 25m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 10/167:00 pm
SEA
- BCN
2 stops37h 05m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 10/57:00 pm
SEA
- VLC
3 stops31h 55m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 10/127:00 pm
SEA
- BCN
3 stops28h 55m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 10/58:00 am
SEA
- MAD
3 stops29h 25m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$251
Find flight deals from Seattle to Spain
Keep the following information in mind while searching for Seattle to Spain flight deals. Data was last updated July 19, 2026.
Round-trip from | $522 (Mytrip) |
|---|---|
One-way from | $189 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $954 |
Good round-trip deal | $960 or less |
Good one-way deal | $528 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Spain 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 July 19, 2026.
Use the filters below to find and compare flights from Seattle to Spain that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleIbiza
SEA - IBZ
SEAIBZ
Seattle/Tacoma Intl
Mon 10/12
8:20 pm-12:15 pm
1 stop30h 55m
Ibiza
Thu 10/15
6:15 pm-6:25 pm
1 stop33h 10m
$731
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Sun 10/18
1:30 pm-2:40 pm
1 stop16h 10m
Palma de Mallorca Son Sant Joan
Thu 10/22
1:00 pm-6:25 pm
1 stop14h 25m
$732
SeattleValencia
SEA - VLC
SEAVLC
Seattle/Tacoma Intl
Sat 11/7
11:15 am-5:50 pm
2 stops21h 35m
Valencia
Tue 11/17
6:00 am-4:53 pm
2 stops19h 53m
$740
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Sun 11/1
2:35 pm-7:40 pm
1 stop20h 05m
Alicante
Fri 11/6
10:20 am-10:05 pm
2 stops20h 45m
$741
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Fri 9/11
7:15 pm-10:35 pm
1 stop18h 20m
Madrid Barajas
Fri 9/25
12:00 pm-5:20 pm
1 stop38h 20m
$749
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Mon 8/17
6:10 pm-7:15 pm
1 stop16h 05m
Palma de Mallorca Son Sant Joan
Wed 9/2
7:45 am-9:40 pm
2 stops22h 55m
$765
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Sun 11/8
2:05 pm-5:20 pm
1 stop18h 15m
Malaga
Sat 11/21
4:40 pm-11:47 am
1 stop28h 07m
$776
SeattleValencia
SEA - VLC
SEAVLC
Seattle/Tacoma Intl
Wed 11/25
6:45 pm-10:50 am
2 stops31h 05m
Valencia
Mon 11/30
4:55 pm-10:24 pm
2 stops38h 29m
$782
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Tue 9/29
10:40 pm-11:45 am
2 stops28h 05m
Malaga
Tue 10/20
5:25 pm-11:52 am
1 stop27h 27m
$791
SeattleBilbao
SEA - BIO
SEABIO
Seattle/Tacoma Intl
Sun 9/27
6:00 am-9:50 am
2 stops18h 50m
Bilbao
Thu 10/8
6:45 am-4:37 pm
2 stops18h 52m
$800
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Seattle to Spain
Have a flexible travel schedule? Discover the best time to fly to Spain from Seattle with our price prediction graph.
SEA-ALC
SEA-AGP
SEA-PMI
SEA-MAD
SEA-BCN
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 Spain
SEA-ES0
SEA-ALC
SEA-AGP
SEA-PMI
SEA-MAD
What is the cheapest month to book a flight from Seattle to Spain?
Currently, January is the cheapest month in which you can book a flight from Seattle to Spain (average of $542). Flying from Seattle to Spain in June is currently the most expensive (average of $1,145). 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.
What is the cheapest time of day to fly from SEA to ES?
Find hourly flight availability from Seattle to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 19, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Spain as you normally would.
How often are flights from Seattle to Spain delayed?
About 5% of weekly flights between Seattle and Spain have experienced delays in the past year, with the average delay time being 153 minutes.
What is the most punctual flight time for Seattle to Spain flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Seattle to Spain flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 5% of flights being delayed.
How far ahead should I book a flight from Seattle to Spain?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Spain. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Spain
Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated July 19, 2026.
Read reviews from past customers who have flown Delta,Air France, andLufthansa from Seattle to Spain. 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.
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.8
Food
7.2
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Seattle to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for Seattle to Spain
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Spain by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Spain by cabin class
Find flights from Seattle to Spain, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Spain flights
Browse other Seattle and Spain flight options. Last updated on July 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to Spain flights
Consider these flights traveling from Seattle to Spain.
Fly to Spain regions
Consider these flights traveling to Spain regions.
Top 10 airlines flying from Seattle to Spain
Discover the top 10 airlines that operate flights from Seattle to Spain. 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 July 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$1,222 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$369 | Average$647 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$439 | Average$818 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$454 | Average$859 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$465 | Average$610 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$470 | Average$883 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$471 | Average$858 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$478 | Average$941 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$479 | Average$851 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$480 | Average$1,002 | FlexibilityNo cancel fee | On-time71% |