$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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MAD
Aug 6 — Aug 131
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 July 7, 2026.
Explore the most affordable flight options available from Seattle to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This Mytrip deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:00 am
SEA
- AGP
2 stops31h 25m
Multiple Airlines
Wed 8/266:30 am
AGP
- SEA
3 stops25h 12m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$542
This Mytrip deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/256:30 am
AGP
- SEA
3 stops25h 12m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$585
This oojo deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 9/43:55 pm
SEA
- AGP
1 stop18h 25m
Scandinavian Airlines
Fri 9/189:10 pm
AGP
- SEA
1 stop25h 35m
Scandinavian Airlines
Deal found 7/4![Scandinavian Airlines logo]()
$592
This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/178:00 am
SEA
- AGP
2 stops29h 35m
Multiple Airlines
Mon 8/246:15 am
AGP
- SEA
2 stops23h 52m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$604
This Cheapflightsfares deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/43:55 pm
SEA
- AGP
2 stops17h 15m
Scandinavian Airlines
Thu 9/179:40 pm
AGP
- SEA
1 stop25h 05m
Scandinavian Airlines
Deal found 7/3![Scandinavian Airlines logo]()
$605
This FlightHub deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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
- AGP
1 stop18h 30m
Scandinavian Airlines
Fri 9/189:10 pm
AGP
- SEA
1 stop25h 35m
Scandinavian Airlines
Deal found 7/3![Scandinavian Airlines logo]()
$607
This Scandinavian Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 9/153:55 pm
SEA
- BIO
1 stop17h 50m
Scandinavian Airlines
Fri 10/27:35 pm
BIO
- SEA
1 stop27h 10m
Scandinavian Airlines
Deal found 7/4![Scandinavian Airlines logo]()
$629
This Scandinavian Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/133:55 pm
SEA
- MAD
1 stop16h 45m
Scandinavian Airlines
Thu 10/17:35 pm
MAD
- SEA
1 stop27h 10m
Scandinavian Airlines
Deal found 7/3![Scandinavian Airlines logo]()
$639
This FlightHub deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 10/126:10 pm
SEA
- PMI
1 stop16h 05m
Condor
Wed 10/147:45 am
PMI
- SEA
1 stop16h 55m
Condor
Deal found 7/2![Condor logo]()
$646
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:05 pm
SEA
- PMI
1 stop16h 20m
Condor
Thu 8/277:45 am
PMI
- SEA
1 stop17h 15m
Condor
Deal found 7/7![Condor logo]()
$669
This Cheapflightsfares deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 10/207:00 am
MAD
- SEA
1 stop17h 40m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$672
This SmartFares deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:40 pm
SEA
- PMI
1 stop16h 50m
Condor
Tue 9/87:50 am
PMI
- SEA
1 stop16h 50m
Condor
Deal found 7/2![Condor logo]()
$675
Best flights from Seattle to SpainDiscover carefully curated flight deals from Seattle to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Seattle to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:05 pm
SEA
- PMI
1 stop16h 20m
Condor
Thu 8/277:45 am
PMI
- SEA
1 stop17h 15m
Condor
Deal found 7/7![Condor logo]()
$669
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 10/1810:58 pm
SEA
- PMI
1 stop22h 17m
United Airlines
Thu 10/2212:15 pm
PMI
- SEA
2 stops39h 37m
United Airlines
Deal found 7/6![United Airlines logo]()
$712
This Scandinavian Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:55 pm
SEA
- ALC
2 stops19h 00m
Scandinavian Airlines
Fri 9/1110:40 am
ALC
- SEA
2 stops36h 05m
Scandinavian Airlines
Deal found 7/2![Scandinavian Airlines logo]()
$722
This British Airways deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:30 pm
SEA
- PMI
1 stop15h 10m
British Airways
Thu 10/228:35 pm
PMI
- SEA
1 stop24h 00m
British Airways
Deal found 7/6![British Airways logo]()
$731
This KLM deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 10/111:45 pm
SEA
- ALC
1 stop20h 40m
KLM
Mon 10/198:20 pm
ALC
- SEA
1 stop29h 15m
KLM
Deal found 7/4![KLM logo]()
$731
This Condor deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 9/146:10 pm
SEA
- MAD
1 stop18h 45m
Multiple Airlines
Wed 9/307:00 am
MAD
- SEA
1 stop17h 40m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$740
This oojo deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:50 pm
SEA
- ALC
1 stop13h 35m
Lufthansa
Thu 8/2012:10 pm
ALC
- SEA
1 stop13h 49m
Lufthansa
Deal found 7/3![Lufthansa logo]()
$805
This Turkish Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 9/247:15 pm
SEA
- VLC
1 stop37h 40m
Turkish Airlines
Thu 10/86:55 pm
VLC
- SEA
1 stop31h 25m
Turkish Airlines
Deal found 7/5![Turkish Airlines logo]()
$807
This Delta deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 9/156:45 pm
SEA
- BIO
1 stop13h 45m
Delta
Mon 9/2112:00 pm
BIO
- SEA
1 stop32h 47m
Delta
Deal found 7/6![Delta logo]()
$815
This Icelandair deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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.
Wed 12/92:35 pm
SEA
- BCN
1 stop14h 05m
Icelandair
Sun 12/132:45 pm
BCN
- SEA
1 stop35h 15m
Icelandair
Deal found 7/4![Icelandair logo]()
$836
This Expedia deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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.
Wed 8/510:40 am
SEA
- ALC
2 stops40h 20m
SWISS
Tue 8/188:00 pm
ALC
- SEA
2 stops35h 43m
SWISS
Deal found 7/5![SWISS logo]()
$888
This Expedia deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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.
Fri 8/215:50 am
SEA
- IBZ
2 stops21h 55m
Iberia
Fri 8/289:05 am
IBZ
- SEA
2 stops23h 54m
Iberia
Deal found 7/6![Iberia logo]()
$927
This JetBlue deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:40 am
SEA
- MAD
1 stop14h 50m
JetBlue
Sat 8/292:05 pm
MAD
- SEA
1 stop17h 45m
JetBlue
Deal found 7/6![JetBlue logo]()
$985
This Scandinavian Airlines deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 9/43:55 pm
SEA
- AGP
1 stop33h 50m
Scandinavian Airlines
Sat 9/198:10 pm
AGP
- SEA
1 stop26h 35m
Scandinavian Airlines
Deal found 7/5![Scandinavian Airlines logo]()
$726
This British Airways deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 10/191:30 pm
SEA
- PMI
1 stop21h 05m
British Airways
Thu 10/228:35 pm
PMI
- SEA
1 stop24h 00m
British Airways
Deal found 7/3![British Airways logo]()
$731
This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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.
Sun 8/162:07 pm
SEA
- TFN
2 stops19h 48m
American Airlines
Sun 8/2311:10 am
TFN
- SEA
2 stops21h 40m
American Airlines
Deal found 7/2![American Airlines logo]()
$1,497
This United Airlines deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 11/82:00 pm
SEA
- VLC
1 stop18h 30m
United Airlines
Wed 11/111:00 pm
VLC
- SEA
1 stop32h 00m
United Airlines
Deal found 7/4![United Airlines logo]()
$759
This Finnair deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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.
Mon 11/211:59 pm
SEA
- IBZ
2 stops23h 26m
Multiple Airlines
Mon 11/231:35 pm
IBZ
- SEA
2 stops38h 40m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$775
This Turkish Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 10/17:15 pm
SEA
- SVQ
1 stop30h 25m
Turkish Airlines
Sat 10/1711:35 am
SVQ
- SEA
1 stop38h 45m
Turkish Airlines
Deal found 7/3![Turkish Airlines logo]()
$809
This KLM deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 10/145:41 pm
SEA
- SVQ
2 stops16h 49m
KLM
Wed 10/2811:10 am
SVQ
- SEA
1 stop33h 37m
KLM
Deal found 7/5![KLM logo]()
$814
This Scandinavian Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 9/263:55 pm
SEA
- AGP
2 stops33h 45m
Scandinavian Airlines
Sat 10/39:45 pm
AGP
- SEA
1 stop25h 00m
Scandinavian Airlines
Deal found 7/6![Scandinavian Airlines logo]()
$749
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 9/167:15 am
SEA
- AGP
2 stops19h 30m
Delta
Fri 10/165:55 am
AGP
- SEA
1 stop20h 52m
Delta
Deal found 7/2![Delta logo]()
$828
This KLM deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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.
Sat 11/71:40 pm
SEA
- VLC
1 stop13h 15m
Multiple Airlines
Tue 11/176:00 am
VLC
- SEA
1 stop14h 47m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$775
This United Airlines deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 10/118:10 am
SEA
- MAD
1 stop14h 55m
United Airlines
Thu 10/156:05 am
MAD
- SEA
1 stop15h 15m
United Airlines
Deal found 7/6![United Airlines logo]()
$805
This Turkish Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 7/227:15 pm
SEA
- AGP
1 stop36h 40m
Turkish Airlines
Fri 10/211:50 am
AGP
- SEA
1 stop38h 30m
Turkish Airlines
Deal found 7/3![Turkish Airlines logo]()
$809
This KLM deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:30 pm
SEA
- BIO
1 stop19h 00m
KLM
Tue 9/85:15 pm
BIO
- SEA
1 stop32h 20m
KLM
Deal found 7/5![KLM logo]()
$815
This oojo deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/51:55 pm
SEA
- VLC
2 stops23h 40m
Lufthansa
Mon 8/176:25 pm
VLC
- SEA
1 stop26h 30m
Lufthansa
Deal found 7/4![Lufthansa logo]()
$900
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 9/15:30 am
SEA
- BIO
2 stops19h 20m
Delta
Tue 9/86:45 am
BIO
- SEA
2 stops19h 05m
Delta
Deal found 7/2![Delta logo]()
$830
This British Airways deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 9/308:20 pm
SEA
- MAD
1 stop28h 20m
British Airways
Mon 10/268:50 pm
MAD
- SEA
1 stop23h 40m
British Airways
Deal found 7/3![British Airways logo]()
$868
This Condor deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:47 am
SEA
- BCN
2 stops26h 23m
Multiple Airlines
Sun 9/278:00 am
BCN
- SEA
1 stop16h 40m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$800
Last-minute flights from Seattle to SpainDiscover last-minute flight deals from Seattle to Spain. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Spain. Data last updated July 7, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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.
Sat 7/116:15 pm
SEA
- BCN
1 stop18h 55m
Condor
Sun 8/910:25 am
BCN
- SEA
1 stop14h 15m
Condor
Deal found 7/2![Condor logo]()
$711
This Justfly.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/25:40 pm
SEA
- BCN
1 stop13h 20m
Condor
Tue 8/185:00 pm
BCN
- SEA
1 stop31h 40m
Condor
Deal found 7/2![Condor logo]()
$707
This Flightnetwork deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:40 pm
SEA
- PMI
1 stop16h 50m
Condor
Sun 8/237:45 am
PMI
- SEA
1 stop16h 55m
Condor
Deal found 7/2![Condor logo]()
$708
This Mytrip deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” 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 8/178:00 am
SEA
- AGP
2 stops29h 35m
Multiple Airlines
Mon 8/246:15 am
AGP
- SEA
2 stops23h 52m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$604
This Cheapflightsfares deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 8/176:10 pm
SEA
- MAD
1 stop18h 45m
Multiple Airlines
Mon 8/317:00 am
MAD
- SEA
1 stop18h 10m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$704
This Mytrip deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” 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 8/256:30 am
AGP
- SEA
3 stops25h 12m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$585
This Mytrip deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:00 am
SEA
- AGP
2 stops31h 25m
Multiple Airlines
Wed 8/266:30 am
AGP
- SEA
3 stops25h 12m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$542
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:05 pm
SEA
- PMI
1 stop16h 20m
Condor
Thu 8/277:45 am
PMI
- SEA
1 stop17h 15m
Condor
Deal found 7/7![Condor logo]()
$669
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:00 pm
SEA
- PMI
3 stops34h 50m
Multiple Airlines
Thu 8/277:15 am
PMI
- SEA
2 stops22h 25m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$677
This lastminute.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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.
Fri 8/213:55 pm
SEA
- PMI
1 stop18h 30m
Scandinavian Airlines
Thu 9/38:00 pm
PMI
- SEA
1 stop26h 45m
Scandinavian Airlines
Deal found 7/5![Scandinavian Airlines logo]()
$690
This Cheapflightsfares deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 8/283:55 pm
SEA
- AGP
1 stop18h 25m
Scandinavian Airlines
Mon 9/78:10 pm
AGP
- SEA
2 stops26h 35m
Scandinavian Airlines
Deal found 7/6![Scandinavian Airlines logo]()
$696
This SmartFares deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:40 pm
SEA
- PMI
1 stop16h 50m
Condor
Tue 9/87:50 am
PMI
- SEA
1 stop16h 50m
Condor
Deal found 7/2![Condor logo]()
$675
One-way flights from Seattle to SpainSearch for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Seattle to Spain. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:00 am
SEA
- MAD
2 stops16h 55m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:00 am
SEA
- BCN
3 stops29h 15m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$202
This oojo deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 7/3![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:00 am
SEA
- MAD
2 stops16h 55m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:48 am
SEA
- BCN
3 stops22h 37m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:00 am
SEA
- MAD
3 stops29h 25m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” 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 10/118:00 am
SEA
- MAD
3 stops42h 40m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 11/87:48 am
SEA
- SVQ
3 stops41h 07m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” 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 12/17:55 am
SEA
- SVQ
3 stops27h 10m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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
- SVQ
3 stops27h 17m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 7/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:00 am
SEA
- BCN
3 stops31h 10m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” 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 10/48:00 am
SEA
- BCN
3 stops31h 10m
Multiple Airlines
Deal found 7/5![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 July 7, 2026.
Round-trip from | $542 (Mytrip) |
|---|---|
One-way from | $193 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $974 |
Good round-trip deal | $975 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 July 7, 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
Thu 8/20
6:05 pm-7:25 pm
1 stop16h 20m
Palma de Mallorca Son Sant Joan
Thu 8/27
7:45 am-4:00 pm
1 stop17h 15m
$669
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Sun 10/18
10:58 pm-6:15 am
1 stop22h 17m
Palma de Mallorca Son Sant Joan
Thu 10/22
12:15 pm-6:52 pm
2 stops39h 37m
$712
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Sat 8/29
3:55 pm-7:55 pm
2 stops19h 00m
Alicante
Fri 9/11
10:40 am-1:45 pm
2 stops36h 05m
$722
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Fri 9/4
3:55 pm-10:45 am
1 stop33h 50m
Malaga
Sat 9/19
8:10 pm-1:45 pm
1 stop26h 35m
$726
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Sun 10/18
1:30 pm-1:40 pm
1 stop15h 10m
Palma de Mallorca Son Sant Joan
Thu 10/22
8:35 pm-11:35 am
1 stop24h 00m
$731
SeattleAlicante
SEA - ALC
SEAALC
Seattle/Tacoma Intl
Sun 10/11
1:45 pm-7:25 pm
1 stop20h 40m
Alicante
Mon 10/19
8:20 pm-4:35 pm
1 stop29h 15m
$731
SeattlePalma de Mallorca
SEA - PMI
SEAPMI
Seattle/Tacoma Intl
Mon 10/19
1:30 pm-7:35 pm
1 stop21h 05m
Palma de Mallorca Son Sant Joan
Thu 10/22
8:35 pm-11:35 am
1 stop24h 00m
$731
SeattleMadrid
SEA - MAD
SEAMAD
Seattle/Tacoma Intl
Mon 9/14
6:10 pm-9:55 pm
1 stop18h 45m
Madrid Barajas
Wed 9/30
7:00 am-3:40 pm
1 stop17h 40m
$740
SeattleMálaga
SEA - AGP
SEAAGP
Seattle/Tacoma Intl
Sat 9/26
3:55 pm-10:40 am
2 stops33h 45m
Malaga
Sat 10/3
9:45 pm-1:45 pm
1 stop25h 00m
$749
SeattleValencia
SEA - VLC
SEAVLC
Seattle/Tacoma Intl
Sun 11/8
2:00 pm-5:30 pm
1 stop18h 30m
Valencia
Wed 11/11
1:00 pm-12:00 pm
1 stop32h 00m
$759
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-MAD
SEA-BCN
SEA-SVQ
SEA-AGP
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-MAD
SEA-BCN
SEA-SVQ
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 $2,314). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to ES?
Find hourly flight availability from Seattle to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 7, 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 6% of weekly flights between Seattle and Spain have experienced delays in the past year, with the average delay time being 153 minutes.
What is the most punctual flight time for Seattle to Spain flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Seattle to Spain flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 6% of flights being delayed.
How far ahead should I book a flight from Seattle to Spain?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Spain. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Spain
Get insights into the airlines that provide service to Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Spain. Reviews last updated July 7, 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
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.8
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 July 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Seattle to Spain flights
Consider these flights traveling from Seattle to Spain.
Fly to Spain regions
Consider these flights traveling to Spain regions.
Top 10 airlines flying from Seattle to Spain
Discover the top 10 airlines that operate flights from Seattle to Spain. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$1,152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$367 | Average$651 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$439 | Average$816 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$454 | Average$841 | 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$846 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$478 | Average$934 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$479 | Average$854 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$480 | Average$1,002 | FlexibilityNo cancel fee | On-time71% |