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

Wednesday, July 29th, 2026

3 round-trip options

Returning
Fri, Aug 7, 20269 Day Trip
$924 USD
Returning
Sat, Aug 8, 202610 Day Trip
$908 USD
Returning
Mon, Aug 10, 202612 Day Trip
$816 USD