Cheapest return flights from Houston to Madrid in April from $404

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

Return flights

08 Apr - 15 Apr Iberia
14 Apr - 22 Apr Finnair
22 Apr - 29 Apr Finnair
20 Apr - 18 May British Airways
15 Apr - 23 Apr KLM
10 Apr - 15 Apr Finnair
12 Apr - 19 Apr British Airways
16 Apr - 23 Apr British Airways
27 Apr - 04 May Iberia
01 Apr - 08 Apr Air France
06 Apr - 13 Apr Iberia
10 Apr - 18 Apr Finnair

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

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