Madrid (MAD) to Washington (IAD) flight deal in economy from $609

Saturday, August 29th, 2026

3 round-trip options

Returning
Mon, Sep 7, 20269 Day Trip
$662 USD
Returning
Tue, Sep 8, 202610 Day Trip
$662 USD
Returning
Thu, Sep 10, 202612 Day Trip
$672 USD