Cheapest return flights from Houston to Madrid in August from $532

Best time to book flights for Houston (IAH) to Madrid (MAD) flights at AirHint

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

Return flights

13 Aug - 20 Aug United
12 Aug - 26 Aug Air Canada
09 Aug - 20 Aug Air Canada
07 Aug - 20 Aug Air Canada
08 Aug - 20 Aug Air Canada
07 Aug - 21 Aug Air Canada
18 Aug - 25 Aug Iberia
22 Aug - 14 Sep Air Canada
23 Aug - 30 Aug United
15 Aug - 18 Aug Lufthansa
06 Aug - 13 Aug United
28 Aug - 12 Sep Air Canada
28 Aug - 04 Sep United

Also check the deals for one-way flights from Houston 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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