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

Monday, September 7th, 2026

5 round-trip options

Returning
Sun, Sep 13, 20266 Day Trip
$668 USD
Returning
Tue, Sep 15, 20268 Day Trip
$650 USD
Returning
Sat, Sep 19, 202612 Day Trip
$668 USD
Returning
Sun, Sep 20, 202613 Day Trip
$668 USD
Returning
Mon, Sep 21, 202614 Day Trip
$650 USD