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

Monday, September 28th, 2026

5 round-trip options

Returning
Sun, Oct 4, 20266 Day Trip
$662 USD
Returning
Tue, Oct 6, 20268 Day Trip
$645 USD
Returning
Sat, Oct 10, 202612 Day Trip
$662 USD
Returning
Sun, Oct 11, 202613 Day Trip
$662 USD
Returning
Mon, Oct 12, 202614 Day Trip
$645 USD