$193+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAD
Jul 29 — Aug 51
Round-trip
1 adult, Economy
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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 June 29, 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 29, 2026.
This Virgin Atlantic deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:40 pm
SEA
- MAD
1 stop26h 15m
Virgin Atlantic
Wed 9/99:50 am
MAD
- SEA
1 stop18h 11m
Virgin Atlantic
Deal found 6/25![Virgin Atlantic logo]()
$332
This Virgin Atlantic deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:40 pm
SEA
- MAD
1 stop26h 15m
Virgin Atlantic
Tue 9/19:50 am
MAD
- SEA
1 stop23h 07m
Virgin Atlantic
Deal found 6/25![Virgin Atlantic logo]()
$350
This Virgin Atlantic deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:40 pm
SEA
- MAD
1 stop26h 15m
Virgin Atlantic
Sun 10/119:50 am
MAD
- SEA
1 stop23h 19m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 9/43:55 pm
SEA
- AGP
1 stop18h 25m
Scandinavian Airlines
Thu 9/1011:05 am
AGP
- SEA
2 stops35h 40m
Scandinavian Airlines
Deal found 6/26![Scandinavian Airlines logo]()
$584
This Cheapflightsfares deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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 10/196:10 pm
SEA
- MAD
1 stop18h 45m
Multiple Airlines
Sat 10/247:00 am
MAD
- SEA
1 stop18h 00m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$585
This Cheapflightsfares deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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.
Fri 9/113:55 pm
SEA
- AGP
2 stops34h 10m
Scandinavian Airlines
Sat 9/269:45 pm
AGP
- SEA
1 stop25h 00m
Scandinavian Airlines
Deal found 6/26![Scandinavian Airlines logo]()
$602
This lastminute.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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.
Mon 8/176:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Wed 9/27:45 am
PMI
- SEA
1 stop16h 55m
Condor
Deal found 6/27![Condor logo]()
$609
This Justfly.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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.
Sun 9/133:55 pm
SEA
- MAD
1 stop16h 45m
Scandinavian Airlines
Mon 9/286:30 pm
MAD
- SEA
1 stop28h 15m
Scandinavian Airlines
Deal found 6/24![Scandinavian Airlines logo]()
$617
This Mytrip deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 8/188:00 am
SEA
- AGP
2 stops25h 20m
Multiple Airlines
Tue 8/259:10 pm
AGP
- SEA
3 stops32h 57m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$617
This Cheapflightsfares deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 9/275:40 pm
SEA
- MAD
1 stop19h 15m
Multiple Airlines
Tue 9/297:00 am
MAD
- SEA
1 stop17h 40m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$618
This Scandinavian Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” 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 9/223:55 pm
SEA
- AGP
2 stops33h 20m
Scandinavian Airlines
Sat 10/108:25 pm
AGP
- SEA
2 stops26h 20m
Scandinavian Airlines
Deal found 6/29![Scandinavian Airlines logo]()
$637
This Cheapflightsfares deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 9/296:05 pm
SEA
- MAD
1 stop18h 50m
Multiple Airlines
Tue 10/207:00 am
MAD
- SEA
1 stop17h 40m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$639
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 29, 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 29, 2026.
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 10/1911:13 pm
SEA
- PMI
2 stops22h 02m
United Airlines
Thu 10/2212:15 pm
PMI
- SEA
2 stops36h 51m
United Airlines
Deal found 6/25![United Airlines logo]()
$717
This Scandinavian Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” 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
Thu 9/311:05 am
AGP
- SEA
2 stops35h 40m
Scandinavian Airlines
Deal found 6/29![Scandinavian Airlines logo]()
$721
This British Airways deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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 10/198:20 pm
SEA
- PMI
1 stop14h 15m
British Airways
Thu 10/228:35 pm
PMI
- SEA
1 stop24h 00m
British Airways
Deal found 6/27![British Airways logo]()
$731
This Condor deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 8/1710:14 am
SEA
- BCN
2 stops26h 56m
Multiple Airlines
Tue 9/158:00 am
BCN
- SEA
1 stop16h 40m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$750
This KLM deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 11/251:45 pm
SEA
- PMI
2 stops20h 00m
KLM
Sun 1/178:15 am
PMI
- SEA
1 stop36h 35m
KLM
Deal found 6/25![KLM logo]()
$783
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 9/2210:40 pm
SEA
- AGP
2 stops28h 05m
Delta
Mon 10/195:25 pm
AGP
- SEA
1 stop27h 27m
Delta
Deal found 6/26![Delta logo]()
$790
This Turkish Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” 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 6/29![Turkish Airlines logo]()
$806
This Cheapflightsfares deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 8/93:00 pm
SEA
- AGP
2 stops17h 55m
Lufthansa
Wed 8/196:45 pm
AGP
- SEA
2 stops26h 10m
Lufthansa
Deal found 6/24![Lufthansa logo]()
$839
This Expedia deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 10/61:30 pm
SEA
- GRX
2 stops24h 15m
Iberia
Tue 10/131:40 pm
GRX
- SEA
2 stops19h 35m
Iberia
Deal found 6/24![Iberia logo]()
$840
This Mytrip deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:20 pm
SEA
- MAD
2 stops28h 30m
Air Canada
Sun 10/257:25 am
MAD
- SEA
2 stops18h 57m
Air Canada
Deal found 6/24![Air Canada logo]()
$860
This SWISS deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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.
Sun 8/237:00 am
SEA
- VLC
2 stops22h 10m
SWISS
Sat 9/53:00 pm
VLC
- SEA
2 stops37h 07m
SWISS
Deal found 6/28![SWISS logo]()
$886
This Virgin Atlantic deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/235:30 am
SEA
- BCN
2 stops18h 05m
Virgin Atlantic
Sun 8/23:15 pm
BCN
- SEA
1 stop16h 47m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$933
This Condor deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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.
Thu 10/111:41 am
SEA
- BCN
2 stops25h 29m
Multiple Airlines
Tue 10/1310:25 am
BCN
- SEA
1 stop14h 15m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$750
This British Airways deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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.
Tue 9/228:20 pm
SEA
- VLC
1 stop32h 40m
British Airways
Mon 9/288:30 pm
VLC
- SEA
1 stop24h 05m
British Airways
Deal found 6/26![British Airways logo]()
$790
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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.
Thu 9/249:59 am
SEA
- AGP
2 stops21h 36m
Delta
Tue 10/205:25 pm
AGP
- SEA
2 stops32h 10m
Delta
Deal found 6/26![Delta logo]()
$795
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 10/188:10 am
SEA
- MAD
1 stop14h 55m
United Airlines
Thu 10/296:00 am
MAD
- SEA
1 stop15h 00m
United Airlines
Deal found 6/24![United Airlines logo]()
$805
This Turkish Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 10/167:15 pm
SEA
- SVQ
1 stop37h 20m
Turkish Airlines
Sun 10/255:35 pm
SVQ
- SEA
1 stop32h 35m
Turkish Airlines
Deal found 6/24![Turkish Airlines logo]()
$807
This Scandinavian Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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.
Mon 9/147:15 am
SEA
- BCN
2 stops25h 55m
Scandinavian Airlines
Thu 9/2412:50 pm
BCN
- SEA
2 stops33h 55m
Scandinavian Airlines
Deal found 6/27![Scandinavian Airlines logo]()
$821
This United deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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.
Mon 11/238:10 am
SEA
- PMI
2 stops24h 25m
Multiple Airlines
Tue 12/811:45 am
PMI
- SEA
3 stops41h 25m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$760
This Cheapflightsfares deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 8/163:00 pm
SEA
- MAD
2 stops17h 40m
Lufthansa
Wed 9/165:55 am
MAD
- SEA
2 stops17h 27m
Lufthansa
Deal found 6/24![Lufthansa logo]()
$849
This KLM deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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 10/15:45 pm
SEA
- SVQ
1 stop16h 30m
KLM
Thu 10/88:20 pm
SVQ
- SEA
1 stop24h 32m
KLM
Deal found 6/27![KLM logo]()
$859
This Turkish Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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 9/167:15 pm
SEA
- AGP
1 stop30h 35m
Turkish Airlines
Tue 10/135:45 pm
AGP
- SEA
1 stop32h 35m
Turkish Airlines
Deal found 6/27![Turkish Airlines logo]()
$809
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 9/1910:40 pm
SEA
- VLC
2 stops32h 55m
Delta
Mon 9/2812:30 pm
VLC
- SEA
1 stop31h 45m
Delta
Deal found 6/26![Delta logo]()
$814
This British Airways deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 9/211:30 pm
SEA
- VLC
1 stop21h 15m
British Airways
Sun 9/279:20 pm
VLC
- SEA
1 stop23h 15m
British Airways
Deal found 6/26![British Airways logo]()
$840
This Condor deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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
- MAD
1 stop18h 45m
Multiple Airlines
Wed 9/27:00 am
MAD
- SEA
2 stops25h 12m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$764
This Expedia deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” 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 9/158:20 pm
SEA
- GRX
2 stops28h 05m
Iberia
Tue 10/69:55 am
GRX
- SEA
2 stops23h 19m
Iberia
Deal found 6/29![Iberia logo]()
$930
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 9/285:00 am
SEA
- MAD
2 stops18h 05m
United Airlines
Sun 10/256:00 am
MAD
- SEA
1 stop15h 00m
United Airlines
Deal found 6/24![United Airlines logo]()
$855
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 9/139:59 am
SEA
- VLC
2 stops21h 16m
Delta
Wed 9/236:35 am
VLC
- SEA
1 stop19h 00m
Delta
Deal found 6/28![Delta logo]()
$820
This KLM deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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 11/251:45 pm
SEA
- PMI
2 stops20h 00m
Multiple Airlines
Sat 1/168:00 am
PMI
- SEA
2 stops25h 09m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$770
This Lufthansa deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 8/136:50 pm
SEA
- BIO
1 stop19h 35m
Lufthansa
Mon 8/176:40 pm
BIO
- SEA
1 stop31h 19m
Lufthansa
Deal found 6/25![Lufthansa logo]()
$932
Last-minute flights from Seattle to SpainDiscover last-minute flight deals from Seattle to Spain. Data last updated June 29, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Spain. Data last updated June 29, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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.
Mon 7/66:10 pm
SEA
- BCN
1 stop19h 00m
Condor
Wed 7/2210:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 6/28![Condor logo]()
$746
This Cheapflightsfares deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 7/217:00 am
MAD
- SEA
1 stop17h 40m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$748
This oojo deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” 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.
Fri 7/106:00 pm
SEA
- PMI
1 stop27h 50m
Condor
Wed 8/267:45 am
PMI
- SEA
1 stop16h 55m
Condor
Deal found 6/29![Condor logo]()
$738
This Icelandair deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 7/103:40 pm
SEA
- BCN
1 stop14h 05m
Icelandair
Sat 7/253:45 pm
BCN
- SEA
1 stop13h 55m
Icelandair
Deal found 6/28![Icelandair logo]()
$743
This FlightHub deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” 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 7/125:40 pm
SEA
- BCN
1 stop19h 30m
Condor
Fri 7/178:00 am
BCN
- SEA
1 stop17h 00m
Condor
Deal found 6/29![Condor logo]()
$748
This FlightHub deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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.
Mon 7/137:00 pm
SEA
- BCN
1 stop34h 45m
Icelandair
Sat 7/253:45 pm
BCN
- SEA
1 stop13h 55m
Icelandair
Deal found 6/28![Icelandair logo]()
$722
This Mytrip deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:10 pm
SEA
- MAD
2 stops22h 05m
Multiple Airlines
Thu 7/1610:45 pm
MAD
- SEA
2 stops26h 15m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$805
This Cheapflightsfares deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:05 pm
SEA
- MAD
1 stop18h 50m
Multiple Airlines
Thu 8/277:00 am
MAD
- SEA
1 stop18h 00m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$737
This Booking.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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.
Sun 7/195:40 pm
SEA
- BCN
1 stop19h 30m
Condor
Thu 7/238:00 am
BCN
- SEA
1 stop17h 00m
Condor
Deal found 6/26![Condor logo]()
$753
This Cheapflightsfares deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 7/206:10 pm
SEA
- MAD
1 stop18h 45m
Multiple Airlines
Fri 8/217:00 am
MAD
- SEA
1 stop18h 00m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$769
This FlightHub deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 7/225:40 pm
SEA
- BCN
1 stop19h 30m
Condor
Wed 8/1210:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 6/25![Condor logo]()
$754
This Gotogate deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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.
Thu 7/306:05 pm
SEA
- BCN
1 stop19h 05m
Condor
Wed 8/128:00 am
BCN
- SEA
1 stop16h 40m
Condor
Deal found 6/28![Condor logo]()
$719
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 29, 2026.
Search for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated June 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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
- MAD
2 stops16h 55m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$193
This oojo deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 6/25![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” 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 11/107:48 am
SEA
- MAD
3 stops42h 37m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 10/258:00 am
SEA
- BCN
3 stops31h 05m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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
- AGP
3 stops32h 00m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$215
This KAYAK deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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 10/68:00 am
SEA
- MAD
2 stops16h 55m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$229
This Mytrip deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 7/243:40 pm
SEA
- BCN
2 stops24h 05m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$234
This Mytrip deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” 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 7/213:40 pm
SEA
- BCN
2 stops24h 30m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$238
This Virgin Atlantic deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:55 pm
SEA
- BCN
1 stop25h 40m
Virgin Atlantic
Deal found 6/24![Virgin Atlantic logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 7/203:40 pm
SEA
- BCN
2 stops24h 35m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 8/2811:25 pm
SEA
- MAD
2 stops51h 15m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:25 pm
SEA
- BCN
2 stops40h 55m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$244
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 29, 2026.
Round-trip from | $332 (Virgin Atlantic) |
|---|---|
One-way from | $193 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $1,189 |
Good round-trip deal | $1,010 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 29, 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
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Mon 10/19
11:13 pm-6:15 am
2 stops22h 02m
Palma de Mallorca Son Sant Joan
Thu 10/22
12:15 pm-4:06 pm
2 stops36h 51m
$717
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Fri 8/21
3:55 pm-7:35 pm
2 stops18h 40m
Malaga
Thu 9/3
11:05 am-1:45 pm
2 stops35h 40m
$721
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Mon 10/19
8:20 pm-7:35 pm
1 stop14h 15m
Palma de Mallorca Son Sant Joan
Thu 10/22
8:35 pm-11:35 am
1 stop24h 00m
$731
SeattleBarcelona
SEA - BCN
SEABCN
Seattle/Tacoma Intl
Mon 8/17
10:14 am-10:10 pm
2 stops26h 56m
Barcelona-El Prat
Tue 9/15
8:00 am-3:40 pm
1 stop16h 40m
$750
SeattleBarcelona
SEA - BCN
SEABCN
Seattle/Tacoma Intl
Thu 10/1
11:41 am-10:10 pm
2 stops25h 29m
Barcelona-El Prat
Tue 10/13
10:25 am-3:40 pm
1 stop14h 15m
$750
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Mon 11/23
8:10 am-5:35 pm
2 stops24h 25m
Palma de Mallorca Son Sant Joan
Tue 12/8
11:45 am-8:10 pm
3 stops41h 25m
$760
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Mon 8/17
6:10 pm-9:55 pm
1 stop18h 45m
Madrid Barajas
Wed 9/2
7:00 am-11:12 pm
2 stops25h 12m
$764
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Wed 11/25
1:45 pm-6:45 pm
2 stops20h 00m
Palma de Mallorca Son Sant Joan
Sat 1/16
8:00 am-12:09 am
2 stops25h 09m
$770
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Wed 11/25
1:45 pm-6:45 pm
2 stops20h 00m
Palma de Mallorca Son Sant Joan
Sun 1/17
8:15 am-11:50 am
1 stop36h 35m
$783
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Tue 9/22
10:40 pm-11:45 am
2 stops28h 05m
Malaga
Mon 10/19
5:25 pm-11:52 am
1 stop27h 27m
$790
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-SVQ
SEA-BCN
SEA-PMI
SEA-AGP
SEA-MAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Spain
SEA-ES0
SEA-SVQ
SEA-BCN
SEA-PMI
SEA-AGP
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 August is currently the most expensive (average of $2,692). 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 29, 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 9% of weekly flights between Seattle and Spain have experienced delays in the past year, with the average delay time being 139 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.
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 10% of flights being delayed.
How far ahead should I book a flight from Seattle to Spain?
Booking 53 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 29, 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.
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Food
7.2
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.
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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 June 29, 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$1,152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$367 | Average$646 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$439 | Average$803 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$454 | Average$849 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$465 | Average$603 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$470 | Average$881 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$471 | Average$852 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$478 | Average$924 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$479 | Average$847 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$480 | Average$996 | FlexibilityNo cancel fee | On-time71% |