Cheapest return flights from Houston to Madrid in April from $517

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

Return flights

22 Apr - 29 Apr British Airways
21 Apr - 30 Apr Air France
14 Apr - 22 Apr American Airlines
14 Apr - 21 Apr Iberia
26 Apr - 06 May Finnair
26 Apr - 05 May KLM
07 Apr - 14 Apr Iberia
25 Apr - 05 May Air Canada
29 Apr - 06 May Iberia
18 Apr - 05 May Air Canada
25 Apr - 13 May Air Canada
16 Apr - 27 Apr British Airways
23 Apr - 27 Apr British Airways
24 Apr - 30 Apr KLM
09 Apr - 16 Apr Iberia
20 Apr - 27 Apr Iberia
25 Apr - 04 May Air Canada
26 Apr - 03 May Iberia
24 Apr - 03 May Iberia
24 Apr - 05 May Finnair

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

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