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

Tuesday, July 21st, 2026

3 round-trip options

Returning
Thu, Jul 30, 20269 Day Trip
$816 USD
Returning
Fri, Jul 31, 202610 Day Trip
$844 USD
Returning
Sun, Aug 2, 202612 Day Trip
$833 USD