Cheapest return flights from Houston to Madrid in March from $488

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

Return flights

24 Mar - 08 Apr Iberia
16 Mar - 23 Mar British Airways
02 Mar - 16 Mar British Airways
11 Mar - 18 Mar British Airways
11 Mar - 19 Mar British Airways
09 Mar - 17 Mar British Airways
18 Mar - 25 Mar British Airways
18 Mar - 24 Mar Delta
17 Mar - 24 Mar Iberia
23 Mar - 30 Mar Iberia
31 Mar - 29 Apr Iberia
05 Mar - 16 Mar British Airways
31 Mar - 12 Apr Iberia
28 Mar - 04 Apr KLM

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

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