Cheapest return flights from Washington to Madrid in August from $461

Best time to book flights for Washington (IAD) to Madrid (MAD) flights at AirHint

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

Return flights

12 Aug - 21 Aug TAP
13 Aug - 20 Aug TAP
10 Aug - 21 Aug TAP
11 Aug - 01 Sep TAP
20 Aug - 01 Sep TAP
14 Aug - 21 Aug TAP
16 Aug - 22 Aug TAP
20 Aug - 24 Aug Scandinavian Airlines
19 Aug - 26 Aug TAP
13 Aug - 24 Aug TAP
05 Aug - 20 Aug TAP
27 Aug - 07 Sep Scandinavian Airlines
11 Aug - 24 Aug TAP
22 Aug - 01 Sep TAP
27 Aug - 07 Sep Finnair direct
30 Aug - 13 Sep TAP
29 Aug - 05 Sep Iberia direct
30 Aug - 13 Sep American Airlines direct

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

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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