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Cheapest one-way flights from Houston (HOU) to Madrid (MAD), September

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Dates, airline, and price
Dates	Airline	Price
28 Sep	Frontier Airlines
26 Sep	Frontier Airlines
22 Sep	jetBlue
24 Sep	jetBlue
11 Sep	WestJet
13 Sep	jetBlue
07 Sep	jetBlue
09 Sep	jetBlue
01 Sep	Air France
03 Sep	Frontier Airlines

deals for return flights from Houston to Madrid in September.

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Updated Aug 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Houston (HOU) to Madrid (MAD), September

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