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

Wednesday, July 22nd, 2026

3 round-trip options

Returning
Fri, Jul 31, 20269 Day Trip
$844 USD
Returning
Sat, Aug 1, 202610 Day Trip
$833 USD
Returning
Mon, Aug 3, 202612 Day Trip
$816 USD