Seattle / Tacoma (SEA) to Madrid (MAD) flight deal in economy from $732

American AirlinesAAAmerican AirlinesFinnairAYFinnairBritish AirwaysBABritish AirwaysIberia AirlinesIBIberia Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
SpainMAD

Madrid-Barajas Airport

Madrid, Spain
$905 USD
-19%$732 USD
Verified about 7 hours ago
Fair Availability
38% of dates checked are available within 10% of the lowest price

Wednesday, September 16th, 2026

4 round-trip options

Returning
Tue, Sep 22, 2026•6 Day Trip
$919 USD
Google Flights
Returning
Wed, Sep 23, 2026•7 Day Trip
$919 USD
Google Flights
Returning
Sat, Sep 26, 2026•10 Day Trip
$969 USD
Google Flights
Returning
Tue, Sep 29, 2026•13 Day Trip
$919 USD
Google Flights