$177+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAD
Jul 13 — Jul 201
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 June 13, 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 June 13, 2026.
This FlightHub deal was found by Cheapflights users on 6/13. 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 10/185:40 pm
SEA
- PMI
1 stop16h 50m
Condor
Sat 10/241:40 pm
PMI
- SEA
1 stop35h 55m
Condor
Deal found 6/13![Condor logo]()
$634
This SmartFares deal was found by Cheapflights users on 6/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:15 pm
SEA
- PMI
1 stop16h 05m
Condor
Sun 9/138:15 pm
PMI
- SEA
1 stop28h 55m
Condor
Deal found 6/9![Condor logo]()
$645
This Scandinavian Airlines deal was found by Cheapflights users on 6/8. 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 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 6/8![Scandinavian Airlines logo]()
$660
This Scandinavian Airlines deal was found by Cheapflights users on 6/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:55 pm
SEA
- AGP
1 stop19h 25m
Scandinavian Airlines
Fri 9/411:05 am
AGP
- SEA
2 stops35h 40m
Scandinavian Airlines
Deal found 6/9![Scandinavian Airlines logo]()
$666
This Scandinavian Airlines deal was found by Cheapflights users on 6/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:55 pm
SEA
- AGP
2 stops18h 40m
Scandinavian Airlines
Fri 9/411:05 am
AGP
- SEA
2 stops35h 40m
Scandinavian Airlines
Deal found 6/9![Scandinavian Airlines logo]()
$670
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:00 am
SEA
- PMI
3 stops29h 25m
Multiple Airlines
Tue 9/87:25 am
PMI
- SEA
3 stops35h 27m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$684
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:00 am
SEA
- BIO
2 stops28h 05m
SWISS
Thu 10/228:45 pm
BIO
- SEA
2 stops35h 11m
SWISS
Deal found 6/10![SWISS logo]()
$710
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:50 pm
SEA
- BIO
1 stop19h 35m
Multiple Airlines
Fri 10/96:45 am
BIO
- SEA
2 stops24h 57m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sun 9/2010:58 pm
SEA
- PMI
1 stop22h 17m
United Airlines
Thu 9/2412:15 pm
PMI
- SEA
2 stops39h 37m
United Airlines
Deal found 6/11![United Airlines logo]()
$713
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:50 pm
SEA
- BIO
1 stop19h 35m
Lufthansa
Fri 10/96:45 am
BIO
- SEA
1 stop14h 35m
Lufthansa
Deal found 6/11![Lufthansa logo]()
$714
This Scandinavian Airlines deal was found by Cheapflights users on 6/8. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:55 pm
SEA
- AGP
2 stops18h 40m
Scandinavian Airlines
Wed 8/269:10 pm
AGP
- SEA
2 stops35h 09m
Scandinavian Airlines
Deal found 6/8![Scandinavian Airlines logo]()
$716
This Gotogate deal was found by Cheapflights users on 6/12. 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 9/282:10 pm
SEA
- BIO
1 stop23h 15m
Multiple Airlines
Fri 10/96:45 am
BIO
- SEA
2 stops24h 57m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$720
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 June 13, 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 June 13, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 6/8. 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 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 6/8![Scandinavian Airlines logo]()
$660
This United Airlines deal was found by Cheapflights users on 6/12. 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 9/2010:58 pm
SEA
- PMI
1 stop22h 17m
United Airlines
Thu 9/2412:15 pm
PMI
- SEA
2 stops39h 37m
United Airlines
Deal found 6/12![United Airlines logo]()
$713
This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:35 pm
SEA
- ALC
1 stop17h 50m
KLM
Wed 11/258:15 pm
ALC
- SEA
1 stop24h 32m
KLM
Deal found 6/10![KLM logo]()
$732
This Lufthansa deal was found by Cheapflights users on 6/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/262:00 pm
SEA
- PMI
1 stop18h 10m
Lufthansa
Thu 1/286:00 pm
PMI
- SEA
1 stop28h 00m
Lufthansa
Deal found 6/11![Lufthansa logo]()
$801
This Turkish Airlines deal was found by Cheapflights users on 6/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:15 pm
SEA
- SVQ
1 stop37h 20m
Turkish Airlines
Sun 10/46:35 pm
SVQ
- SEA
1 stop31h 45m
Turkish Airlines
Deal found 6/9![Turkish Airlines logo]()
$807
This Condor deal was found by Cheapflights users on 6/12. 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 8/1710:03 am
SEA
- BCN
2 stops27h 07m
Multiple Airlines
Mon 8/318:00 am
BCN
- SEA
2 stops19h 51m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$810
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:40 pm
SEA
- AGP
1 stop15h 00m
Delta
Tue 9/225:25 pm
AGP
- SEA
1 stop27h 22m
Delta
Deal found 6/8![Delta logo]()
$817
This British Airways deal was found by Cheapflights users on 6/13. 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.
Wed 8/1910:19 am
SEA
- IBZ
2 stops20h 06m
British Airways
Wed 8/269:05 am
IBZ
- SEA
2 stops20h 47m
British Airways
Deal found 6/13![British Airways logo]()
$826
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:20 pm
SEA
- IBZ
1 stop30h 55m
American Airlines
Sun 8/164:35 pm
IBZ
- SEA
1 stop28h 00m
American Airlines
Deal found 6/11![American Airlines logo]()
$981
This Justfly.com deal was found by Cheapflights users on 6/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:10 pm
SEA
- XRY
1 stop35h 15m
Condor
Tue 10/66:15 pm
XRY
- SEA
1 stop30h 25m
Condor
Deal found 6/10![Condor logo]()
$1,007
This Ovago deal was found by Cheapflights users on 6/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:50 am
SEA
- XRY
2 stops41h 55m
Iberia
Tue 9/151:45 pm
XRY
- SEA
2 stops40h 51m
Iberia
Deal found 6/8![Iberia logo]()
$1,121
This Scandinavian Airlines deal was found by Cheapflights users on 6/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:55 pm
SEA
- AGP
2 stops18h 40m
Scandinavian Airlines
Fri 9/411:05 am
AGP
- SEA
2 stops35h 40m
Scandinavian Airlines
Deal found 6/9![Scandinavian Airlines logo]()
$670
This United Airlines deal was found by Cheapflights users on 6/9. 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 10/1110:58 pm
SEA
- PMI
1 stop22h 17m
United Airlines
Wed 10/1410:00 am
PMI
- SEA
2 stops19h 37m
United Airlines
Deal found 6/9![United Airlines logo]()
$737
This KLM deal was found by Cheapflights users on 6/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:35 pm
SEA
- PMI
1 stop19h 10m
KLM
Sun 1/178:15 am
PMI
- SEA
1 stop36h 35m
KLM
Deal found 6/9![KLM logo]()
$779
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:55 pm
SEA
- PMI
1 stop32h 10m
Scandinavian Airlines
Thu 9/248:00 pm
PMI
- SEA
1 stop26h 45m
Scandinavian Airlines
Deal found 6/11![Scandinavian Airlines logo]()
$727
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:50 pm
SEA
- AGP
1 stop14h 05m
Multiple Airlines
Tue 9/226:30 am
AGP
- SEA
2 stops21h 02m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$815
This Delta deal was found by Cheapflights users on 6/10. 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 8/1110:35 am
SEA
- VLC
2 stops20h 40m
Delta
Fri 8/216:35 am
VLC
- SEA
1 stop14h 02m
Delta
Deal found 6/10![Delta logo]()
$820
This KLM deal was found by Cheapflights users on 6/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:45 pm
SEA
- AGP
1 stop16h 30m
KLM
Mon 9/73:45 pm
AGP
- SEA
1 stop33h 50m
KLM
Deal found 6/9![KLM logo]()
$791
This Turkish Airlines deal was found by Cheapflights users on 6/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:15 pm
SEA
- MAD
1 stop36h 40m
Turkish Airlines
Sun 8/3012:00 pm
MAD
- SEA
1 stop31h 40m
Turkish Airlines
Deal found 6/9![Turkish Airlines logo]()
$894
This Lufthansa deal was found by Cheapflights users on 6/12. 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.
Thu 9/36:50 pm
SEA
- BIO
1 stop19h 35m
Lufthansa
Sat 9/196:50 am
BIO
- SEA
1 stop14h 05m
Lufthansa
Deal found 6/12![Lufthansa logo]()
$895
This Scandinavian Airlines deal was found by Cheapflights users on 6/8. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/233:55 pm
SEA
- AGP
2 stops33h 45m
Scandinavian Airlines
Tue 9/229:10 pm
AGP
- SEA
2 stops31h 50m
Scandinavian Airlines
Deal found 6/8![Scandinavian Airlines logo]()
$746
This Delta deal was found by Cheapflights users on 6/10. 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 9/11:30 pm
SEA
- BIO
1 stop19h 00m
Delta
Tue 9/86:45 am
BIO
- SEA
2 stops19h 10m
Delta
Deal found 6/10![Delta logo]()
$826
This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:30 pm
SEA
- IBZ
1 stop20h 20m
British Airways
Mon 8/319:40 pm
IBZ
- SEA
2 stops32h 12m
British Airways
Deal found 6/8![British Airways logo]()
$911
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/1711:04 pm
SEA
- AGP
2 stops23h 31m
United Airlines
Sun 9/69:35 am
AGP
- SEA
1 stop34h 28m
United Airlines
Deal found 6/9![United Airlines logo]()
$834
This Lufthansa deal was found by Cheapflights users on 6/12. 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.
Thu 9/36:50 pm
SEA
- BIO
1 stop19h 35m
Lufthansa
Sun 9/206:50 am
BIO
- SEA
1 stop14h 05m
Lufthansa
Deal found 6/12![Lufthansa logo]()
$895
This KLM deal was found by Cheapflights users on 6/12. 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.
Tue 9/11:50 pm
SEA
- ALC
1 stop22h 35m
KLM
Tue 9/159:35 pm
ALC
- SEA
1 stop23h 12m
KLM
Deal found 6/12![KLM logo]()
$822
This Finnair deal was found by Cheapflights users on 6/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:00 am
SEA
- AGP
2 stops32h 15m
Multiple Airlines
Tue 7/141:00 am
AGP
- SEA
2 stops26h 25m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$908
This United Airlines deal was found by Cheapflights users on 6/13. 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 8/117:00 am
SEA
- VLC
2 stops25h 30m
United Airlines
Fri 8/216:05 am
VLC
- SEA
2 stops37h 02m
United Airlines
Deal found 6/13![United Airlines logo]()
$835
This American Airlines deal was found by Cheapflights users on 6/13. 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.
Mon 8/315:10 am
SEA
- XRY
2 stops18h 35m
American Airlines
Tue 10/69:15 am
XRY
- SEA
2 stops19h 15m
American Airlines
Deal found 6/13![American Airlines logo]()
$1,024
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:30 pm
SEA
- SVQ
1 stop19h 55m
British Airways
Mon 9/1411:15 am
SVQ
- SEA
1 stop33h 20m
British Airways
Deal found 6/10![British Airways logo]()
$951
Last-minute flights from Seattle to SpainDiscover last-minute flight deals from Seattle to Spain. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Spain. Data last updated June 13, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:40 pm
SEA
- BCN
1 stop19h 30m
Condor
Wed 7/1510:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 6/9![Condor logo]()
$776
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
Mon 7/66:10 pm
SEA
- BCN
1 stop19h 00m
Condor
Wed 7/228:00 am
BCN
- SEA
1 stop16h 40m
Condor
Deal found 6/11![Condor logo]()
$754
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:10 pm
SEA
- MAD
1 stop18h 45m
Multiple Airlines
Tue 7/217:05 am
MAD
- SEA
1 stop17h 35m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$831
This FlightHub deal was found by Cheapflights users on 6/13. 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 7/76:05 pm
SEA
- BCN
1 stop19h 05m
Multiple Airlines
Sun 9/138:00 am
BCN
- SEA
2 stops20h 39m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$758
This Bravofly deal was found by Cheapflights users on 6/10. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:40 pm
SEA
- BCN
1 stop19h 30m
Condor
Wed 7/228:00 am
BCN
- SEA
1 stop16h 40m
Condor
Deal found 6/10![Condor logo]()
$749
This Cheapflightsfares deal was found by Cheapflights users on 6/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:40 pm
SEA
- BCN
1 stop19h 30m
Condor
Wed 7/158:00 am
BCN
- SEA
1 stop16h 40m
Condor
Deal found 6/8![Condor logo]()
$783
This FlightHub deal was found by Cheapflights users on 6/9. 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.
Wed 7/85:40 pm
SEA
- MAD
1 stop19h 15m
Multiple Airlines
Wed 7/227:05 am
MAD
- SEA
1 stop17h 35m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$839
This Justfly.com deal was found by Cheapflights users on 6/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:05 pm
SEA
- BCN
1 stop19h 05m
Condor
Mon 7/208:00 am
BCN
- SEA
1 stop17h 10m
Condor
Deal found 6/8![Condor logo]()
$768
This Justfly.com deal was found by Cheapflights users on 6/12. 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.
Tue 7/216:05 pm
SEA
- BCN
1 stop19h 05m
Condor
Thu 7/308:00 am
BCN
- SEA
1 stop17h 00m
Condor
Deal found 6/12![Condor logo]()
$770
This Condor deal was found by Cheapflights users on 6/10. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:40 pm
SEA
- BCN
1 stop19h 30m
Multiple Airlines
Wed 8/198:00 am
BCN
- SEA
2 stops24h 12m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$790
This lastminute.com deal was found by Cheapflights users on 6/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:05 pm
SEA
- BCN
1 stop19h 05m
Condor
Tue 7/2810:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 6/9![Condor logo]()
$755
This lastminute.com deal was found by Cheapflights users on 6/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:05 pm
SEA
- MAD
1 stop18h 50m
Multiple Airlines
Tue 7/287:05 am
MAD
- SEA
1 stop17h 35m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$804
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 June 13, 2026.
Search for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/306:35 pm
SEA
- BCN
3 stops42h 05m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:35 pm
SEA
- PMI
3 stops43h 10m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Sat 8/296:35 pm
SEA
- AGP
3 stops42h 25m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$197
This oojo deal was found by Cheapflights users on 6/12. 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.
Wed 10/218:00 am
SEA
- MAD
2 stops16h 55m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:35 pm
SEA
- AGP
3 stops42h 00m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:35 pm
SEA
- BCN
3 stops39h 45m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Wed 8/266:35 pm
SEA
- AGP
3 stops41h 20m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Sat 8/296:35 pm
SEA
- BIO
3 stops41h 25m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/306:35 pm
SEA
- MAD
3 stops40h 15m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/236:35 pm
SEA
- VLC
3 stops42h 25m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Sat 8/226:35 pm
SEA
- VLC
3 stops29h 15m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:35 pm
SEA
- PMI
2 stops20h 10m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$219
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 June 13, 2026.
Round-trip from | $634 (FlightHub) |
|---|---|
One-way from | $177 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $1,187 |
Good round-trip deal | $1,023 or less |
Good one-way deal | $458 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 June 13, 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
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Sat 8/29
3:55 pm-7:55 pm
2 stops19h 00m
Alicante
Fri 9/11
10:40 am-1:45 pm
2 stops36h 05m
$660
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Fri 8/21
3:55 pm-7:35 pm
2 stops18h 40m
Malaga
Fri 9/4
11:05 am-1:45 pm
2 stops35h 40m
$670
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Sun 9/20
10:58 pm-6:15 am
1 stop22h 17m
Palma de Mallorca Son Sant Joan
Thu 9/24
12:15 pm-6:52 pm
2 stops39h 37m
$713
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Sun 9/20
3:55 pm-9:05 am
1 stop32h 10m
Palma de Mallorca Son Sant Joan
Thu 9/24
8:00 pm-1:45 pm
1 stop26h 45m
$727
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Sun 11/15
2:35 pm-5:25 pm
1 stop17h 50m
Alicante
Wed 11/25
8:15 pm-11:47 am
1 stop24h 32m
$732
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Sun 10/11
10:58 pm-6:15 am
1 stop22h 17m
Palma de Mallorca Son Sant Joan
Wed 10/14
10:00 am-8:37 pm
2 stops19h 37m
$737
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Sun 8/23
3:55 pm-10:40 am
2 stops33h 45m
Malaga
Tue 9/22
9:10 pm-8:00 pm
2 stops31h 50m
$746
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Wed 11/25
2:35 pm-6:45 pm
1 stop19h 10m
Palma de Mallorca Son Sant Joan
Sun 1/17
8:15 am-11:50 am
1 stop36h 35m
$779
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Tue 8/18
5:45 pm-7:15 pm
1 stop16h 30m
Malaga
Mon 9/7
3:45 pm-4:35 pm
1 stop33h 50m
$791
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Thu 11/26
2:00 pm-5:10 pm
1 stop18h 10m
Palma de Mallorca Son Sant Joan
Thu 1/28
6:00 pm-1:00 pm
1 stop28h 00m
$801
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-BCN
SEA-PMI
SEA-AGP
SEA-MAD
SEA-BIO
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-BCN
SEA-PMI
SEA-AGP
SEA-MAD
What is the cheapest month to book a flight from Seattle to Spain?
Currently, February is the cheapest month in which you can book a flight from Seattle to Spain (average of $264). Flying from Seattle to Spain in May is currently the most expensive (average of $1,437). 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 June 13, 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 20% of weekly flights between Seattle and Spain have experienced delays in the past year, with the average delay time being 122 minutes.
What is the most punctual flight time for Seattle to Spain flights?
Historically, flights departing at night 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.
How far ahead should I book a flight from Seattle to Spain?
Booking 19 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 June 13, 2026.
Read reviews from past customers who have flown Delta,Icelandair, 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.
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.9
Crew
8.5
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 June 13, 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 June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$1,152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$367 | Average$645 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$438 | Average$801 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$439 | Average$803 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$465 | Average$603 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$471 | Average$867 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$473 | Average$875 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$476 | Average$834 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$478 | Average$917 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$479 | Average$837 | FlexibilityNo cancel fee | On-time70% |