IAD to MAD from $321 in economy – flightdeals.net

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American Airlines

AAAmerican Airlines

One Way•Economy

Washington Dulles International Airport

Washington, United States

Madrid-Barajas Airport

$401 USD

-20%$321 USD

Verified about 15 hours ago

September 2026

Mon

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Sun

31$475 1$398 2$398 3$466 4$458 5$448 6$384 7$380 8$388 9$388 10$448 11$444 12$440 13$384 14$380 15$380 16$384 17$379 18$371 19$379 20$325 21$321 22$329 23$325 24$379 25$371 26$371 27$325 28$321 29$321 30$325 1$375 2$371 3$371 4$325

Fair Availability

38% of dates checked are available within 10% of the lowest price

Sunday, September 20th, 2026

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