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

Thursday, October 22nd, 2026

4 round-trip options

Returning
Wed, Oct 28, 20266 Day Trip
$792 USD
Returning
Thu, Oct 29, 20267 Day Trip
$792 USD
Returning
Sun, Nov 1, 202610 Day Trip
$882 USD
Returning
Wed, Nov 4, 202613 Day Trip
$822 USD