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

Monday, August 17th, 2026

3 round-trip options

Returning
Wed, Aug 26, 20269 Day Trip
$896 USD
Returning
Thu, Aug 27, 202610 Day Trip
$844 USD
Returning
Sat, Aug 29, 202612 Day Trip
$862 USD