$227+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAD
Apr 19 — Apr 261
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Spain with Cheapflights
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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 March 20, 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 March 20, 2026.
This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:40 pm
SEA
- AGP
1 stop14h 05m
Icelandair
Wed 4/293:45 pm
AGP
- SEA
1 stop13h 55m
Icelandair
Deal found 3/17![Icelandair logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/137:00 am
SEA
- PMI
2 stops26h 45m
Multiple Airlines
Wed 4/298:50 am
PMI
- SEA
1 stop17h 09m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Mon 4/202:10 pm
SEA
- PMI
1 stop16h 05m
Lufthansa
Wed 4/298:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/15![Lufthansa logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/132:10 pm
SEA
- PMI
1 stop19h 20m
Lufthansa
Wed 4/298:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/17![Lufthansa logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 4/212:10 pm
SEA
- AGP
1 stop14h 55m
Multiple Airlines
Wed 4/296:30 am
AGP
- SEA
2 stops25h 57m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$488
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Mon 4/202:10 pm
SEA
- PMI
1 stop19h 20m
Multiple Airlines
Wed 4/299:40 am
PMI
- SEA
2 stops22h 02m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$492
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:55 pm
SEA
- BCN
1 stop17h 15m
Scandinavian Airlines
Fri 9/1810:25 am
BCN
- SEA
1 stop36h 20m
Scandinavian Airlines
Deal found 3/15![Scandinavian Airlines logo]()
$505
This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:55 pm
SEA
- AGP
2 stops33h 55m
Scandinavian Airlines
Sat 9/58:25 pm
AGP
- SEA
2 stops26h 20m
Scandinavian Airlines
Deal found 3/17![Scandinavian Airlines logo]()
$505
This Vliegwinkel deal was found by Cheapflights users on 3/17. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:00 am
SEA
- PMI
2 stops26h 45m
SWISS
Wed 4/299:40 am
PMI
- SEA
2 stops22h 02m
SWISS
Deal found 3/17![SWISS logo]()
$506
This FlightHub deal was found by Cheapflights users on 3/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/53:55 pm
SEA
- BCN
1 stop32h 50m
Scandinavian Airlines
Fri 9/1810:25 am
BCN
- SEA
1 stop36h 20m
Scandinavian Airlines
Deal found 3/17![Scandinavian Airlines logo]()
$508
This Cheapflightsfares deal was found by Cheapflights users on 3/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/82:10 pm
SEA
- PMI
1 stop19h 20m
Lufthansa
Wed 4/158:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/19![Lufthansa logo]()
$508
This oojo deal was found by Cheapflights users on 3/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:55 pm
SEA
- PMI
1 stop32h 10m
Scandinavian Airlines
Thu 9/310:25 am
PMI
- SEA
2 stops36h 20m
Scandinavian Airlines
Deal found 3/15![Scandinavian Airlines logo]()
$515
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 March 20, 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 March 20, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 3/19. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/63:55 pm
SEA
- ALC
1 stop34h 20m
Scandinavian Airlines
Thu 9/1010:35 am
ALC
- SEA
2 stops36h 10m
Scandinavian Airlines
Deal found 3/19![Scandinavian Airlines logo]()
$582
This Mytrip deal was found by Cheapflights users on 3/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:00 pm
SEA
- ALC
3 stops29h 55m
Multiple Airlines
Fri 4/2411:10 am
ALC
- SEA
2 stops18h 30m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$591
This United Airlines deal was found by Cheapflights users on 3/15. 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 8/125:00 am
SEA
- PMI
2 stops18h 30m
United Airlines
Wed 8/264:00 pm
PMI
- SEA
2 stops35h 59m
United Airlines
Deal found 3/15![United Airlines logo]()
$614
This CheapOair deal was found by Cheapflights users on 3/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:10 pm
SEA
- SVQ
1 stop37h 25m
Turkish Airlines
Sun 5/176:35 pm
SVQ
- SEA
1 stop31h 40m
Turkish Airlines
Deal found 3/17![Turkish Airlines logo]()
$654
This Cheapflightsfares deal was found by Cheapflights users on 3/15. 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.
Tue 4/1410:20 am
SEA
- BIO
2 stops21h 50m
Lufthansa
Tue 4/216:50 am
BIO
- SEA
1 stop14h 30m
Lufthansa
Deal found 3/15![Lufthansa logo]()
$664
This British Airways deal was found by Cheapflights users on 3/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:30 pm
SEA
- AGP
1 stop17h 30m
British Airways
Mon 4/278:55 pm
AGP
- SEA
1 stop23h 40m
British Airways
Deal found 3/17![British Airways logo]()
$691
This Delta deal was found by Cheapflights users on 3/16. 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.
Wed 4/154:36 pm
SEA
- VLC
2 stops21h 24m
Delta
Wed 4/226:35 am
VLC
- SEA
2 stops20h 53m
Delta
Deal found 3/16![Delta logo]()
$705
This KLM deal was found by Cheapflights users on 3/15. 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.
Tue 8/41:30 pm
SEA
- BIO
1 stop35h 20m
KLM
Wed 8/1910:30 am
BIO
- SEA
1 stop33h 45m
KLM
Deal found 3/15![KLM logo]()
$738
This Justfly.com deal was found by Cheapflights users on 3/20. 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 8/216:00 pm
SEA
- PMI
1 stop29h 50m
Condor
Wed 9/27:45 am
PMI
- SEA
1 stop16h 55m
Condor
Deal found 3/20![Condor logo]()
$750
This SWISS deal was found by Cheapflights users on 3/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
SEA
- AGP
2 stops32h 05m
SWISS
Tue 4/286:30 am
AGP
- SEA
2 stops25h 12m
SWISS
Deal found 3/17![SWISS logo]()
$758
This Finnair deal was found by Cheapflights users on 3/18. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:09 am
SEA
- VLC
2 stops32h 06m
Finnair
Wed 4/226:15 am
VLC
- SEA
2 stops25h 23m
Finnair
Deal found 3/18![Finnair logo]()
$760
This KAYAK deal was found by Cheapflights users on 3/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
SEA
- XRY
2 stops22h 15m
Iberia
Tue 9/159:35 pm
XRY
- SEA
2 stops28h 35m
Iberia
Deal found 3/16![Iberia logo]()
$1,044
This American Airlines deal was found by Cheapflights users on 3/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/106:00 am
SEA
- XRY
2 stops22h 15m
American Airlines
Sat 5/29:15 am
XRY
- SEA
2 stops22h 23m
American Airlines
Deal found 3/17![American Airlines logo]()
$1,118
This Turkish Airlines deal was found by Cheapflights users on 3/18. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:10 pm
SEA
- BIO
1 stop37h 10m
Turkish Airlines
Tue 9/812:10 pm
BIO
- SEA
1 stop38h 05m
Turkish Airlines
Deal found 3/18![Turkish Airlines logo]()
$656
This Scandinavian Airlines deal was found by Cheapflights users on 3/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:55 pm
SEA
- MAD
1 stop35h 05m
Scandinavian Airlines
Mon 8/3112:50 pm
MAD
- SEA
1 stop33h 55m
Scandinavian Airlines
Deal found 3/17![Scandinavian Airlines logo]()
$659
This Lufthansa deal was found by Cheapflights users on 3/15. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:35 pm
SEA
- AGP
1 stop17h 00m
Multiple Airlines
Thu 8/276:45 pm
AGP
- SEA
1 stop31h 14m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$664
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Tue 9/112:15 pm
SEA
- PMI
3 stops35h 15m
United Airlines
Mon 9/1412:15 pm
PMI
- SEA
2 stops19h 56m
United Airlines
Deal found 3/19![United Airlines logo]()
$667
This British Airways deal was found by Cheapflights users on 3/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/231:30 pm
SEA
- PMI
1 stop15h 10m
British Airways
Thu 8/278:35 pm
PMI
- SEA
1 stop24h 00m
British Airways
Deal found 3/15![British Airways logo]()
$692
This Turkish Airlines deal was found by Cheapflights users on 3/16. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:10 pm
SEA
- MAD
1 stop30h 15m
Turkish Airlines
Wed 4/156:25 pm
MAD
- SEA
1 stop31h 50m
Turkish Airlines
Deal found 3/16![Turkish Airlines logo]()
$666
This Cheapflightsfares deal was found by Cheapflights users on 3/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:50 pm
SEA
- BIO
1 stop14h 05m
Lufthansa
Tue 9/86:40 pm
BIO
- SEA
2 stops26h 15m
Lufthansa
Deal found 3/16![Lufthansa logo]()
$735
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Tue 8/47:40 am
SEA
- BIO
2 stops18h 30m
United Airlines
Wed 8/196:50 am
BIO
- SEA
2 stops19h 09m
United Airlines
Deal found 3/15![United Airlines logo]()
$697
This British Airways deal was found by Cheapflights users on 3/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:20 pm
SEA
- VLC
1 stop15h 15m
British Airways
Wed 4/2211:25 am
VLC
- SEA
2 stops20h 22m
British Airways
Deal found 3/17![British Airways logo]()
$700
This KLM deal was found by Cheapflights users on 3/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:35 pm
SEA
- ALC
1 stop30h 05m
KLM
Thu 5/710:35 pm
ALC
- SEA
1 stop26h 55m
KLM
Deal found 3/16![KLM logo]()
$772
This Finnair deal was found by Cheapflights users on 3/17. 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.
Sun 4/261:30 pm
SEA
- VLC
1 stop21h 05m
Multiple Airlines
Wed 5/136:15 am
VLC
- SEA
2 stops25h 23m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$724
This Turkish Airlines deal was found by Cheapflights users on 3/19. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:10 pm
SEA
- BIO
1 stop31h 00m
Turkish Airlines
Thu 4/306:20 pm
BIO
- SEA
1 stop31h 55m
Turkish Airlines
Deal found 3/19![Turkish Airlines logo]()
$666
This Condor deal was found by Cheapflights users on 3/15. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:10 pm
SEA
- PMI
1 stop29h 25m
Condor
Wed 5/202:20 pm
PMI
- SEA
1 stop34h 40m
Condor
Deal found 3/15![Condor logo]()
$810
This Scandinavian Airlines deal was found by Cheapflights users on 3/19. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:10 am
SEA
- MAD
2 stops21h 30m
Scandinavian Airlines
Thu 9/1712:00 pm
MAD
- SEA
2 stops34h 45m
Scandinavian Airlines
Deal found 3/19![Scandinavian Airlines logo]()
$768
This British Airways deal was found by Cheapflights users on 3/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:30 pm
SEA
- PMI
1 stop21h 10m
British Airways
Thu 9/1011:20 am
PMI
- SEA
1 stop16h 05m
British Airways
Deal found 3/18![British Airways logo]()
$711
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 9/18:50 am
SEA
- BIO
2 stops24h 05m
United Airlines
Tue 9/226:50 am
BIO
- SEA
2 stops24h 52m
United Airlines
Deal found 3/17![United Airlines logo]()
$712
This Delta deal was found by Cheapflights users on 3/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:40 pm
SEA
- AGP
1 stop15h 00m
Delta
Tue 5/55:55 am
AGP
- SEA
2 stops25h 36m
Delta
Deal found 3/15![Delta logo]()
$876
Last-minute flights from Seattle to SpainDiscover last-minute flight deals from Seattle to Spain. Data last updated March 20, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Spain. Data last updated March 20, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 3/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/82:10 pm
SEA
- PMI
1 stop19h 20m
Lufthansa
Wed 4/158:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/19![Lufthansa logo]()
$508
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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 4/82:10 pm
SEA
- PMI
1 stop19h 20m
Lufthansa
Tue 4/1412:05 pm
PMI
- SEA
2 stops19h 37m
Lufthansa
Deal found 3/20![Lufthansa logo]()
$517
This KAYAK deal was found by Cheapflights users on 3/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:50 pm
SEA
- AGP
1 stop14h 05m
Lufthansa
Thu 4/236:45 pm
AGP
- SEA
1 stop31h 14m
Lufthansa
Deal found 3/19![Lufthansa logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:50 pm
SEA
- AGP
1 stop14h 05m
Lufthansa
Tue 4/286:45 pm
AGP
- SEA
1 stop31h 14m
Lufthansa
Deal found 3/19![Lufthansa logo]()
$529
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/137:00 am
SEA
- PMI
2 stops26h 45m
Multiple Airlines
Wed 4/298:50 am
PMI
- SEA
1 stop17h 09m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/132:10 pm
SEA
- PMI
1 stop19h 20m
Lufthansa
Wed 4/298:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/17![Lufthansa logo]()
$487
This Vliegwinkel deal was found by Cheapflights users on 3/17. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:00 am
SEA
- PMI
2 stops26h 45m
SWISS
Wed 4/299:40 am
PMI
- SEA
2 stops22h 02m
SWISS
Deal found 3/17![SWISS logo]()
$506
This KAYAK deal was found by Cheapflights users on 3/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:00 am
SEA
- AGP
2 stops32h 05m
SWISS
Fri 4/246:30 am
AGP
- SEA
2 stops21h 30m
SWISS
Deal found 3/19![SWISS logo]()
$515
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Mon 4/202:10 pm
SEA
- PMI
1 stop16h 05m
Lufthansa
Wed 4/298:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/15![Lufthansa logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Mon 4/202:10 pm
SEA
- PMI
1 stop19h 20m
Multiple Airlines
Wed 4/299:40 am
PMI
- SEA
2 stops22h 02m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$492
This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:40 pm
SEA
- AGP
1 stop14h 05m
Icelandair
Wed 4/293:45 pm
AGP
- SEA
1 stop13h 55m
Icelandair
Deal found 3/17![Icelandair logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 4/212:10 pm
SEA
- AGP
1 stop14h 55m
Multiple Airlines
Wed 4/296:30 am
AGP
- SEA
2 stops25h 57m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$488
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 March 20, 2026.
Search for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated March 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 4/247:00 pm
SEA
- VLC
2 stops30h 05m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$227
This Trip.com deal was found by Cheapflights users on 3/15. 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.
Sat 5/27:00 pm
SEA
- MAD
2 stops39h 15m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Mon 4/273:40 pm
SEA
- VLC
2 stops23h 50m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:40 pm
SEA
- MAD
3 stops48h 20m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:40 pm
SEA
- MAD
3 stops35h 10m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 4/77:00 pm
SEA
- AGP
2 stops44h 25m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Sun 4/267:00 pm
SEA
- MAD
3 stops39h 25m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Sun 4/267:00 pm
SEA
- VLC
3 stops30h 25m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$244
This Trip.com deal was found by Cheapflights users on 3/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/263:40 pm
SEA
- ALC
2 stops22h 05m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Sun 4/197:00 pm
SEA
- MAD
3 stops42h 25m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Mon 5/43:40 pm
SEA
- MAD
3 stops35h 10m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Sat 4/257:00 pm
SEA
- VLC
3 stops34h 05m
Multiple Airlines
Deal found 3/16![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 March 20, 2026.
Round-trip from | $422 (Mytrip) |
|---|---|
One-way from | $227 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $701 |
Good round-trip deal | $880 or less |
Good one-way deal | $674 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 March 20, 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
Sun 9/6
3:55 pm-11:15 am
1 stop34h 20m
Alicante
Thu 9/10
10:35 am-1:45 pm
2 stops36h 10m
$582
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Fri 4/17
7:00 pm-9:55 am
3 stops29h 55m
Alicante
Fri 4/24
11:10 am-8:40 pm
2 stops18h 30m
$591
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Wed 8/12
5:00 am-8:30 am
2 stops18h 30m
Palma de Mallorca Son Sant Joan
Wed 8/26
4:00 pm-6:59 pm
2 stops35h 59m
$614
SeattleSeville
SEA - SVQ
SEASVQ
Seattle/Tacoma Intl
Sun 5/3
7:10 pm-5:35 pm
1 stop37h 25m
Sevilla
Sun 5/17
6:35 pm-5:15 pm
1 stop31h 40m
$654
SeattleBilbao
SEA - BIO
SEABIO
Seattle/Tacoma Intl
Tue 9/1
7:10 pm-5:20 pm
1 stop37h 10m
Bilbao
Tue 9/8
12:10 pm-5:15 pm
1 stop38h 05m
$656
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Sat 8/22
3:55 pm-12:00 pm
1 stop35h 05m
Madrid Barajas
Mon 8/31
12:50 pm-1:45 pm
1 stop33h 55m
$659
SeattleBilbao
SEA - BIO
SEABIO
Seattle/Tacoma Intl
Tue 4/14
10:20 am-5:10 pm
2 stops21h 50m
Bilbao
Tue 4/21
6:50 am-12:20 pm
1 stop14h 30m
$664
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Mon 8/17
4:35 pm-6:35 pm
1 stop17h 00m
Malaga
Thu 8/27
6:45 pm-4:59 pm
1 stop31h 14m
$664
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Wed 4/8
7:10 pm-10:25 am
1 stop30h 15m
Madrid Barajas
Wed 4/15
6:25 pm-5:15 pm
1 stop31h 50m
$666
SeattleBilbao
SEA - BIO
SEABIO
Seattle/Tacoma Intl
Thu 4/16
7:10 pm-11:10 am
1 stop31h 00m
Bilbao
Thu 4/30
6:20 pm-5:15 pm
1 stop31h 55m
$666
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-PMI
SEA-SVQ
SEA-BIO
SEA-AGP
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-PMI
SEA-SVQ
SEA-BIO
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 $353). Flying from Seattle to Spain in June is currently the most expensive (average of $755). 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 often are flights from Seattle to Spain delayed?
About 0% of weekly flights between Seattle and Spain have experienced delays in the past year, with the average delay time being 0 minutes.
What is the most punctual flight time for Seattle to Spain flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
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 March 20, 2026.
Read reviews from past customers who have flown Delta,Air France, andIcelandair 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.
Comfort
7.9
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Comfort
7.9
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Seattle to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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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 March 20, 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 March 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$1,152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$367 | Average$552 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$425 | Average$803 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$440 | Average$572 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$471 | Average$815 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$476 | Average$811 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$477 | Average$712 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$478 | Average$911 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$479 | Average$789 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$480 | Average$835 | FlexibilityNo cancel fee | On-time70% |