AirHint found the following cheapest return flights from Houston (HOU) to Madrid (MAD) in April 2026 (see full year).
Return flights
| 02 Apr - 07 Apr | British Airways | ||
| 15 Apr - 22 Apr | Iberia | ||
| 20 Apr - 27 Apr | Iberia | ||
| 06 Apr - 13 Apr | Air France | ||
| 30 Apr - 07 May | Iberia | ||
| 17 Apr - 25 Apr | United | ||
| 25 Apr - 02 May | Iberia | ||
| 10 Apr - 17 Apr | Iberia |
Also check the deals for one-way flights from Houston to Madrid in April.
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