$216+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAD
Apr 12 — Apr 191
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 March 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 March 13, 2026.
This Mytrip deal was found by Cheapflights users on 3/12. 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 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 3/12![Icelandair logo]()
$429
This FlightHub deal was found by Cheapflights users on 3/8. 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.
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 3/8![Scandinavian Airlines logo]()
$482
This Mytrip deal was found by Cheapflights users on 3/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:00 pm
SEA
- AGP
2 stops20h 15m
Multiple Airlines
Sat 4/256:30 am
AGP
- SEA
2 stops23h 10m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$484
This FlightHub deal was found by Cheapflights users on 3/9. 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.
Sat 9/53:55 pm
SEA
- BCN
1 stop32h 50m
Scandinavian Airlines
Sat 9/197:00 pm
BCN
- SEA
1 stop27h 45m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$486
This Cheapflightsfares deal was found by Cheapflights users on 3/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:50 pm
SEA
- PMI
1 stop15h 25m
Lufthansa
Wed 4/228:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/13![Lufthansa logo]()
$489
This Booking.com deal was found by Cheapflights users on 3/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:55 pm
SEA
- PMI
1 stop32h 10m
Scandinavian Airlines
Sun 8/309:15 pm
PMI
- SEA
2 stops49h 30m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$497
This KAYAK deal was found by Cheapflights users on 3/8. 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 KAYAK 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
Thu 9/1712:25 pm
BCN
- SEA
1 stop34h 20m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$505
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:55 pm
SEA
- ALC
1 stop34h 20m
Scandinavian Airlines
Thu 8/2011:30 am
ALC
- SEA
1 stop35h 15m
Scandinavian Airlines
Deal found 3/9![Scandinavian Airlines logo]()
$507
This Justfly.com deal was found by Cheapflights users on 3/13. 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 Justfly.com 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 3/13![Scandinavian Airlines logo]()
$509
This KAYAK deal was found by Cheapflights users on 3/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:55 pm
SEA
- BCN
2 stops32h 50m
Scandinavian Airlines
Fri 9/1810:25 am
BCN
- SEA
1 stop36h 20m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$512
This KAYAK deal was found by Cheapflights users on 3/8. 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 KAYAK 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
Mon 9/2110:35 am
BCN
- SEA
1 stop36h 10m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$515
This FlightHub deal was found by Cheapflights users on 3/12. 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 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
Mon 10/510:35 am
BCN
- SEA
1 stop36h 10m
Scandinavian Airlines
Deal found 3/12![Scandinavian Airlines logo]()
$517
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 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 March 13, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 3/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:50 pm
SEA
- PMI
1 stop15h 25m
Lufthansa
Wed 4/228:50 am
PMI
- SEA
2 stops22h 52m
Lufthansa
Deal found 3/13![Lufthansa logo]()
$498
This Mytrip deal was found by Cheapflights users on 3/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:40 pm
SEA
- ALC
3 stops23h 00m
Multiple Airlines
Tue 4/215:45 am
ALC
- SEA
2 stops23h 55m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$605
This Turkish Airlines deal was found by Cheapflights users on 3/9. 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.
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 3/9![Turkish Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Wed 7/296:50 pm
SEA
- BIO
1 stop14h 05m
United Airlines
Fri 8/216:45 am
BIO
- SEA
2 stops36h 07m
United Airlines
Deal found 3/12![United Airlines logo]()
$659
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:20 pm
SEA
- ALC
1 stop29h 00m
British Airways
Tue 4/2110:55 am
ALC
- SEA
1 stop33h 40m
British Airways
Deal found 3/9![British Airways logo]()
$679
This Scandinavian Airlines deal was found by Cheapflights users on 3/8. 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 8/163:55 pm
SEA
- PMI
2 stops35h 25m
Scandinavian Airlines
Sun 8/309:55 am
PMI
- SEA
2 stops23h 27m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$682
This KLM deal was found by Cheapflights users on 3/12. 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.
Sun 4/125:35 pm
SEA
- ALC
1 stop17h 20m
KLM
Tue 4/2110:15 am
ALC
- SEA
1 stop15h 15m
KLM
Deal found 3/12![KLM logo]()
$692
This Delta deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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 4/55:35 pm
SEA
- AGP
1 stop14h 00m
Delta
Wed 4/155:25 pm
AGP
- SEA
2 stops36h 00m
Delta
Deal found 3/7![Delta logo]()
$733
This Finnair deal was found by Cheapflights users on 3/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:45 am
SEA
- AGP
2 stops31h 30m
Finnair
Thu 9/101:00 am
AGP
- SEA
2 stops26h 49m
Finnair
Deal found 3/11![Finnair logo]()
$744
This eDestinos deal was found by Cheapflights users on 3/12. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:17 pm
SEA
- MAD
1 stop13h 13m
Iberia
Wed 4/151:00 pm
MAD
- SEA
1 stop17h 22m
Iberia
Deal found 3/12![Iberia logo]()
$757
This SWISS deal was found by Cheapflights users on 3/12. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:00 am
SEA
- SVQ
2 stops27h 20m
SWISS
Sun 5/38:00 pm
SVQ
- SEA
2 stops34h 06m
SWISS
Deal found 3/12![SWISS logo]()
$838
This Condor deal was found by Cheapflights users on 3/10. 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.
Sun 6/285:40 pm
SEA
- BCN
1 stop19h 30m
Condor
Fri 7/248:00 am
BCN
- SEA
1 stop17h 00m
Condor
Deal found 3/10![Condor logo]()
$1,105
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:30 pm
SEA
- VLC
1 stop22h 05m
Multiple Airlines
Wed 4/226:45 am
VLC
- SEA
2 stops23h 37m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Mon 4/278:51 am
SEA
- PMI
2 stops21h 24m
United Airlines
Mon 5/411:25 am
PMI
- SEA
2 stops34h 00m
United Airlines
Deal found 3/13![United Airlines logo]()
$669
This Turkish Airlines deal was found by Cheapflights users on 3/12. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:10 pm
SEA
- SVQ
1 stop37h 25m
Turkish Airlines
Sun 5/36:35 pm
SVQ
- SEA
1 stop31h 40m
Turkish Airlines
Deal found 3/12![Turkish Airlines logo]()
$671
This British Airways deal was found by Cheapflights users on 3/11. 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 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 stop16h 10m
British Airways
Thu 8/2711:20 am
PMI
- SEA
1 stop16h 05m
British Airways
Deal found 3/11![British Airways logo]()
$692
This KLM deal was found by Cheapflights users on 3/12. 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.
Mon 4/135:35 pm
SEA
- ALC
1 stop29h 45m
KLM
Tue 4/2110:15 am
ALC
- SEA
2 stops20h 34m
KLM
Deal found 3/12![KLM logo]()
$702
This KLM deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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 4/56:40 pm
SEA
- AGP
1 stop18h 55m
Multiple Airlines
Mon 4/2710:55 pm
AGP
- SEA
1 stop21h 50m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$667
This Delta deal was found by Cheapflights users on 3/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:30 am
SEA
- SVQ
2 stops22h 00m
Delta
Fri 9/187:30 am
SVQ
- SEA
2 stops25h 52m
Delta
Deal found 3/11![Delta logo]()
$758
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Mon 7/2711:52 pm
SEA
- BIO
2 stops25h 53m
United Airlines
Wed 8/196:50 am
BIO
- SEA
2 stops19h 09m
United Airlines
Deal found 3/12![United Airlines logo]()
$700
This Finnair deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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.
Thu 5/141:19 pm
SEA
- AGP
2 stops25h 56m
Finnair
Thu 5/211:00 am
AGP
- SEA
1 stop24h 00m
Finnair
Deal found 3/7![Finnair logo]()
$778
This Cheapflightsfares deal was found by Cheapflights users on 3/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:00 am
SEA
- MAD
2 stops20h 10m
Lufthansa
Tue 8/185:00 pm
MAD
- SEA
2 stops32h 59m
Lufthansa
Deal found 3/12![Lufthansa logo]()
$779
This Scandinavian Airlines deal was found by Cheapflights users on 3/8. 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 8/237:59 pm
SEA
- AGP
2 stops39h 21m
Scandinavian Airlines
Thu 8/2712:30 pm
AGP
- SEA
1 stop34h 15m
Scandinavian Airlines
Deal found 3/8![Scandinavian Airlines logo]()
$789
This Expedia deal was found by Cheapflights users on 3/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:41 am
SEA
- SDR
2 stops24h 19m
Iberia
Thu 4/306:30 am
SDR
- SEA
2 stops25h 08m
Iberia
Deal found 3/9![Iberia logo]()
$807
This British Airways deal was found by Cheapflights users on 3/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:19 pm
SEA
- PMI
2 stops19h 31m
British Airways
Mon 5/111:30 pm
PMI
- SEA
2 stops20h 14m
British Airways
Deal found 3/9![British Airways logo]()
$737
This KLM deal was found by Cheapflights users on 3/10. 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.
Tue 8/41:30 pm
SEA
- BIO
1 stop35h 20m
KLM
Wed 8/1910:30 am
BIO
- SEA
1 stop33h 45m
KLM
Deal found 3/10![KLM logo]()
$738
This Finnair deal was found by Cheapflights users on 3/8. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/268:20 pm
SEA
- VLC
1 stop14h 15m
Multiple Airlines
Wed 5/136:15 am
VLC
- SEA
2 stops25h 23m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$674
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:35 pm
SEA
- VLC
1 stop32h 00m
Delta
Fri 8/286:35 am
VLC
- SEA
1 stop14h 02m
Delta
Deal found 3/12![Delta logo]()
$779
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sat 8/16:50 pm
SEA
- BIO
1 stop19h 35m
United Airlines
Thu 8/206:50 am
BIO
- SEA
2 stops22h 53m
United Airlines
Deal found 3/12![United Airlines logo]()
$719
This Mytrip deal was found by Cheapflights users on 3/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:10 pm
SEA
- SVQ
1 stop37h 25m
Turkish Airlines
Sun 8/236:35 pm
SVQ
- SEA
1 stop25h 05m
Turkish Airlines
Deal found 3/10![Turkish Airlines logo]()
$801
Last-minute flights from Seattle to SpainDiscover last-minute flight deals from Seattle to Spain. Data last updated March 13, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Spain. Data last updated March 13, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 3/12. 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 KAYAK 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 4/228:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/12![Lufthansa logo]()
$535
This Cheapflightsfares deal was found by Cheapflights users on 3/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:50 pm
SEA
- PMI
1 stop15h 25m
Lufthansa
Wed 4/228:50 am
PMI
- SEA
1 stop17h 09m
Lufthansa
Deal found 3/13![Lufthansa logo]()
$489
This FlightHub deal was found by Cheapflights users on 3/13. 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 4/128:00 pm
SEA
- PMI
2 stops34h 15m
Multiple Airlines
Wed 4/229:40 am
PMI
- SEA
2 stops20h 17m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$523
This KAYAK deal was found by Cheapflights users on 3/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/126:50 pm
SEA
- PMI
1 stop15h 25m
Lufthansa
Tue 4/217:20 pm
PMI
- SEA
1 stop26h 00m
Lufthansa
Deal found 3/12![Lufthansa logo]()
$542
This Mytrip deal was found by Cheapflights users on 3/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:40 pm
SEA
- ALC
2 stops23h 05m
Multiple Airlines
Tue 4/215:45 am
ALC
- SEA
2 stops23h 55m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$545
This Mytrip deal was found by Cheapflights users on 3/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:40 pm
SEA
- PMI
2 stops22h 55m
Multiple Airlines
Mon 4/276:45 am
PMI
- SEA
2 stops22h 55m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$552
This Mytrip deal was found by Cheapflights users on 3/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:00 pm
SEA
- AGP
2 stops20h 15m
Multiple Airlines
Sat 4/256:30 am
AGP
- SEA
2 stops23h 10m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$484
This Gotogate deal was found by Cheapflights users on 3/11. 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.
Mon 4/207:00 pm
SEA
- AGP
1 stop34h 45m
Icelandair
Wed 5/63:45 pm
AGP
- SEA
1 stop13h 55m
Icelandair
Deal found 3/11![Icelandair logo]()
$548
This Mytrip deal was found by Cheapflights users on 3/12. 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 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 3/12![Icelandair logo]()
$429
This Cheapflightsfares deal was found by Cheapflights users on 3/11. 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.
Tue 4/212:10 pm
SEA
- AGP
1 stop14h 55m
Lufthansa
Wed 4/296:45 pm
AGP
- SEA
2 stops26h 35m
Lufthansa
Deal found 3/11![Lufthansa logo]()
$546
This Mytrip deal was found by Cheapflights users on 3/11. 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.
Fri 4/247:00 pm
SEA
- AGP
2 stops20h 25m
Multiple Airlines
Tue 4/286:30 am
AGP
- SEA
2 stops20h 25m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$538
This Mytrip deal was found by Cheapflights users on 3/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:20 pm
SEA
- MAD
1 stop17h 15m
British Airways
Fri 5/19:00 pm
MAD
- SEA
1 stop23h 35m
British Airways
Deal found 3/9![British Airways logo]()
$542
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 13, 2026.
Search for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
This Trip.com deal was found by Cheapflights users on 3/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:00 pm
SEA
- BCN
2 stops20h 50m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$216
This Trip.com deal was found by Cheapflights users on 3/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:00 pm
SEA
- BCN
2 stops20h 50m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/267:00 pm
SEA
- VLC
2 stops44h 30m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Wed 4/153:40 pm
SEA
- PMI
2 stops19h 25m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/267:00 pm
SEA
- ALC
2 stops29h 10m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/267:00 pm
SEA
- MAD
2 stops34h 05m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$236
This Trip.com deal was found by Cheapflights users on 3/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:00 pm
SEA
- BCN
2 stops20h 50m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/267:00 pm
SEA
- AGP
2 stops44h 45m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 5/37:00 pm
SEA
- ALC
2 stops34h 15m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/273:40 pm
SEA
- MAD
3 stops35h 10m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$240
This Trip.com deal was found by Cheapflights users on 3/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:00 pm
SEA
- MAD
2 stops31h 35m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Mon 4/133:40 pm
SEA
- BCN
3 stops31h 40m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$241
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 13, 2026.
Round-trip from | $429 (Mytrip) |
|---|---|
One-way from | $216 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $701 |
Good round-trip deal | $739 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 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
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Sun 4/12
6:50 pm-7:15 pm
1 stop15h 25m
Palma de Mallorca Son Sant Joan
Wed 4/22
8:50 am-10:42 pm
2 stops22h 52m
$498
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Mon 4/13
3:40 pm-11:40 pm
3 stops23h 00m
Alicante
Tue 4/21
5:45 am-8:40 pm
2 stops23h 55m
$605
SeattleValencia
SEA - VLC
SEAVLC
Seattle/Tacoma Intl
Wed 4/15
1:30 pm-8:35 pm
1 stop22h 05m
Valencia
Wed 4/22
6:45 am-9:22 pm
2 stops23h 37m
$651
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
$652
SeattleBilbao
SEA - BIO
SEABIO
Seattle/Tacoma Intl
Wed 7/29
6:50 pm-5:55 pm
1 stop14h 05m
Bilbao
Fri 8/21
6:45 am-9:52 am
2 stops36h 07m
$659
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Sun 4/5
6:40 pm-10:35 pm
1 stop18h 55m
Malaga
Mon 4/27
10:55 pm-11:45 am
1 stop21h 50m
$667
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Mon 4/27
8:51 am-3:15 pm
2 stops21h 24m
Palma de Mallorca Son Sant Joan
Mon 5/4
11:25 am-12:25 pm
2 stops34h 00m
$669
SeattleSeville
SEA - SVQ
SEASVQ
Seattle/Tacoma Intl
Sun 4/26
7:10 pm-5:35 pm
1 stop37h 25m
Sevilla
Sun 5/3
6:35 pm-5:15 pm
1 stop31h 40m
$671
SeattleValencia
SEA - VLC
SEAVLC
Seattle/Tacoma Intl
Sun 4/26
8:20 pm-7:35 pm
1 stop14h 15m
Valencia
Wed 5/13
6:15 am-10:38 pm
2 stops25h 23m
$674
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Mon 4/13
8:20 pm-10:20 am
1 stop29h 00m
Alicante
Tue 4/21
10:55 am-11:35 am
1 stop33h 40m
$679
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-AGP
SEA-PMI
SEA-MAD
SEA-ALC
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-AGP
SEA-PMI
SEA-MAD
SEA-ALC
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 13, 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.
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Comfort
7.9
Overall
7.9
Crew
8.5
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 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 March 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$1,152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$367 | Average$551 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$425 | Average$801 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$440 | Average$573 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$471 | Average$838 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$476 | Average$807 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$477 | Average$711 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$478 | Average$905 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$479 | Average$793 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$480 | Average$824 | FlexibilityNo cancel fee | On-time70% |