Cheapest return flights from Houston to Madrid in April from $420

AirHint found the following cheapest return flights from Houston (HOU) to Madrid (MAD) in April 2026 (see full year).

Return flights

21 Apr - 28 Apr Finnair
08 Apr - 21 Apr British Airways
08 Apr - 15 Apr British Airways
08 Apr - 14 Apr British Airways
07 Apr - 14 Apr Iberia
20 Apr - 27 Apr KLM
07 Apr - 20 Apr British Airways
28 Apr - 05 May Iberia
13 Apr - 25 Apr Finnair
15 Apr - 26 Apr British Airways
09 Apr - 28 Apr British Airways
20 Apr - 25 May KLM

Also check the deals for one-way flights from Houston to Madrid in April.

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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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