Seattle to Madrid Flights on Aer Lingus from $679.95*

Book Seattle to Madrid flight deals*

Try alternate month or interact with individual days below in order to find offers.
Jul 2025
No result for this month.
Aug 2025
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Sep 2025
From$679.95*
Seen: 19 hrs ago
Flight Type Round Trip/Economy
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    • * Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.