Washington (IAD) to Madrid (MAD) flight deal from $420 USD in economy class

AAAmerican Airlines

Round Trip•Economy

IAD

Washington Dulles International Airport

Washington, United States

MAD

Madrid-Barajas Airport

Madrid, Spain

$776 USD

-46%$420 USD

Verified Nov 30, 2025 at 10:22 PM

January 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$937 30$431 31$431 1$493 2$757 3$893 4$830 5$530 6$471 7$430 8$470 9$470 10$470 11$420 12$420 13$420 14$420 15$470 16$470 17$470 18$420 19$420 20$420 21$420 22$470 23$470 24$470 25$424 26$420 27$420 28$420 29$470 30$470 31$470 1

Rare Availability

9% of dates checked are available within 10% of the lowest price

Thursday, January 1st, 2026

10 round-trip options

Returning

Tue, Jan 6, 2026•5 Day Trip

$1,478 USD

Google Flights

Returning

Wed, Jan 7, 2026•6 Day Trip

$2,020 USD

Google Flights

Returning

Thu, Jan 8, 2026•7 Day Trip

$1,053 USD

Google Flights

Returning

Fri, Jan 9, 2026•8 Day Trip

$894 USD

Google Flights

Returning

Sat, Jan 10, 2026•9 Day Trip

$944 USD

Google Flights

Returning

Sun, Jan 11, 2026•10 Day Trip

$802 USD

Google Flights

Returning

Mon, Jan 12, 2026•11 Day Trip

$718 USD

Google Flights

Returning

Tue, Jan 13, 2026•12 Day Trip

$494 USD

Google Flights

Returning

Wed, Jan 14, 2026•13 Day Trip

$494 USD

Google Flights

Returning

Thu, Jan 15, 2026•14 Day Trip

$493 USD

Google Flights