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

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British Airways

BABritish Airways

One Way•Economy

Washington Dulles International Airport

Washington, United States

Madrid-Barajas Airport

$408 USD

-21%$321 USD

Verified about 14 hours ago

December 2026

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30$321 1$321 2$321 3$371 4$371 5$371 6$321 7$321 8$321 9$321 10$371 11$371 12$371 13$321 14$380 15$380 16$380 17$566 18$566 19$541 20$471 21$471 22$471 23$471 24$371 25$371 26$371 27$321 28$321 29$321 30$321 31$371 1$371 2$371 3$321

Fair Availability

35% of dates checked are available within 10% of the lowest price

Sunday, December 20th, 2026

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