Cheapest return IAH–MAD flights, June

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

Return flights

16 Jun - 07 Jul WestJet
09 Jun - 16 Jun Frontier Airlines
13 Jun - 27 Jun Frontier Airlines
13 Jun - 30 Jun Frontier Airlines
15 Jun - 30 Jun WestJet
09 Jun - 22 Jun WestJet
16 Jun - 30 Jun Frontier Airlines
08 Jun - 18 Jun Frontier Airlines
16 Jun - 03 Jul Frontier Airlines
15 Jun - 22 Jun WestJet
02 Jun - 18 Jun Frontier Airlines
23 Jun - 07 Jul Frontier Airlines
22 Jun - 31 Jul Frontier Airlines
02 Jun - 08 Jun Frontier Airlines
27 Jun - 08 Jul Frontier Airlines
19 Jun - 02 Jul Volaris
17 Jun - 08 Jul Frontier Airlines
29 Jun - 14 Jul Frontier Airlines
25 Jun - 09 Jul Frontier Airlines
30 Jun - 15 Jul Frontier Airlines

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

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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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