Cheapest return flights from Washington to Madrid in December from $414

AirHint found the following cheapest return flights from Washington (IAD) to Madrid (MAD) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec TAP
05 Dec - 08 Dec TAP
13 Dec - 28 Dec Scandinavian Airlines
07 Dec - 11 Jan TAP
02 Dec - 16 Dec Air Canada
14 Dec - 15 Jan TAP
08 Dec - 22 Dec British Airways
30 Dec - 06 Jan Air Canada
04 Dec - 11 Dec Iberia direct
11 Dec - 25 Dec Air Canada
29 Dec - 05 Jan Lufthansa
02 Dec - 16 Dec American Airlines direct
11 Dec - 09 Jan Lufthansa
11 Dec - 10 Jan Air Canada
25 Dec - 08 Jan British Airways
14 Dec - 15 Jan American Airlines direct
13 Dec - 21 Dec Scandinavian Airlines
14 Dec - 21 Dec TAP
25 Dec - 06 Jan Lufthansa
24 Dec - 06 Jan Lufthansa

Also check the deals for one-way flights from Washington to Madrid in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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