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

Monday, December 7th, 2026

4 round-trip options

Returning
Tue, Dec 15, 20268 Day Trip
$650 USD
Returning
Wed, Dec 16, 20269 Day Trip
$720 USD
Returning
Thu, Dec 17, 202610 Day Trip
$660 USD
Returning
Mon, Dec 21, 202614 Day Trip
$650 USD