Cheapest return flights from Washington to Madrid in August from $488

AirHint found the following cheapest return flights from Washington (IAD) to Madrid (MAD) in August 2026 (see full year).

Return flights

10 Aug - 25 Aug TAP
26 Aug - 02 Sep TAP
31 Aug - 07 Sep TAP
26 Aug - 09 Sep TAP
02 Aug - 09 Sep British Airways direct
22 Aug - 06 Sep TAP
21 Aug - 28 Aug TAP
31 Aug - 01 Sep TAP
10 Aug - 25 Aug Iberia direct
07 Aug - 21 Aug Aer Lingus
11 Aug - 18 Aug TAP
16 Aug - 23 Aug TAP
14 Aug - 19 Aug Air France
14 Aug - 19 Aug Iberia direct
06 Aug - 13 Aug TAP
22 Aug - 06 Sep Finnair direct
04 Aug - 18 Aug Aer Lingus
26 Aug - 02 Sep Iberia direct
31 Aug - 01 Sep British Airways direct

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

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