AirHint found the following cheapest one-way flights from Houston (HOU) to Madrid (MAD) in March 2026 (see full year).
One-Way flights
| 25 Mar | Air France | ||
| 27 Mar | Frontier Airlines | ||
| 08 Mar | Spirit Airlines | ||
| 20 Mar | Spirit Airlines | ||
| 13 Mar | Frontier Airlines | ||
| 24 Mar | Delta | ||
| 12 Mar | KLM |
Also check the deals for return flights from Houston to Madrid in March.
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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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